catalogo de partes lycoming o 235
TRANSCRIPT
TEXTRON LycomingTextron Lycoming/Subsidiary of Textron Inc.
652 Oliver StreetWilliamsport, PA 17701 U.S.A.717/323-6181
TECHNICALPUBLICATION REVISION
REVISION No.
PC-302BENGINE MODEL
0-235 Series
PUBLICATION No.
PC-302
IPUBLICATION DATE 1June, 1982
The page(s) furnished herewith are intended to replace the correspondingpage(s) of the publication indicated above.
Remove Insert
June, 1982 January, 1987
2-13, 3-1, 3-2 2-13, 3-1, 3-2
TEXTRON Lycoming
Textron Lycoming/Subsidiary of Textron Inc.652 Oliver StreetWilliamsport, PA 17701 U.S.A.717/323-6181
TECHNICALPUBLICATION REVISION
REVISION No.
PC-302AENGINE MODEL
0-235 Series
PUBLICATION No.
PC-302
PUBLICATION DATE
June, 1982
The page(s) furnished herewith are intended to replace the correspondingpage(s) of the publication indicated above.
Remove I Insert
PC-302A - February, 1984
Page 1-5
Propeller flangeclarification.
Page 1-6
Propeller flangeadded.
bushings
bushings
PARTS CATALOG
PC-302
TEXTRON Lycoming
0-235 SERIES
AIRCRAFT ENGINES
JUNE 1982
TEXTRON LycomingLycomingTextron Lycoming/Subsidiary of Textron Inc.
652 Oliver StreetWilliamsport, PA 17701 U.S.A.717/323-6181
INTRODUCTION
NOTE
This Parts Catalog supersedes PC-102 dated August, 1973 and PC-202 dated March, 1978.
This illustrated parts catalog contains a complete parts listing for the Lycoming 0-235series aircraft engines. For use in expediting of parts when ordering, the serial number and modeldesignation are stamped on the engine nameplate located on the oil sump.
The Group Assembly Section lists major assemblies and sub-assemblies in general sequence ofengine build-up. The "Quantity Per Assembly" column indicates the number required at thatparticular location only and is not to be construed to mean quantity for the complete engine.When the symbol "un" is listed, it means to use quanitity as necessary.
The Service Kit Section provides listings for seal and gasket sets and cylinder, piston and ringassemblies for use in ordering parts as necessary during overhaul.
The Numerical Index is provided for convenience in finding parts when only the part number isknown.
In the Oversize and Undersize Parts section, procurable oversize and undersize parts are listedpreceding the main group assembly parts list.
Parts coverage of Vendor Accessories used on Lycoming engines may be found in the ap-propriate Vendor's Parts Catalog. A list of the publications appear in the latest edition ofLycoming Service Letter No. L114.
SERVICE BULLETINS, INSTRUCTIONS AND LETTERS
Although the information contained in this parts catalog is up-to-date at time of publication,users are urged to keep abreast of later information through all Lycoming distributors orfrom the factory by subscription. Consult the latest edition of Service Letter No. L114 forsubscription information.
NOTE
The illustrations shown in this publication are typical of the subject matter they portray; in noinstance are they to be interpreted as examples of any specific engines, equipment or partthereof.
Any reference in this document to a suppliers/parts manufacturers' product, by name,trademark, part number or other description is solely for the purposes of identification and doesnot indicate or infer that Lycoming accepts responsibility for quality control and/or airwor-thiness of parts which do not pass through the Lycoming quality control system.
LYCOMING 0-235 SERIES PARTS CATALOG0-235 SERIES
TABLE OF CONTENTS
SECTION PAGE
Introduction ....................................................... iTable of Contents ..................................... . .............. iiOversize and Undersize Parts List ....................................................... iii
1. CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCrankcase Assembly ...... ................................................. 1-1Oil Level Gage Assemblies ................ ................. ...................... 1-3Crankshaft, Camshaft and Related Parts ............................................... 1-5Crankcase Related Parts .................................. ................. ...... 1-7Crankshaft Idler Gears and Tachometer Drive .................................. ........ 1-9Crankcase Attaching Parts ................. ...................................... 1-11
2. ACCESSORY HOUSING AND RELATED PARTSAccessory Housing Assembly ......................................................... 2-1Oil Pump Assembly and Accessory Housing Attaching Parts ................... ......... 2-3Propeller Governor Oil Line ......................................................... 2-5Propeller Governor Drive and Cover .................................................. 2-7Fuel Pump Assembly and Attaching Parts ............... ................ ........ 2-9Vacuum Pump Drive and Cover ...................................................... 2-11Oil Filter Assembly and Oil Cooler Bypass Valve ................... .................... 2-13
3. CYLINDER, PISTON AND VALVE TRAINConnecting Rod, Piston and Ring Assemblies ................... ....................... 3-1Cylinder A ssem bly .................................................................. 3-3Cylinder Related Parts ............ .............................................. 3-5V alve A ssem bly .............................................................. 3-7Cylinder Head Drain Tubes and Intercylinder Cooling Baffles ............................ 3-9
4. IGNITION SYSTEMMagnetos and Magneto Drives ........................................................ 4-1Magnetos and Magneto Drives ....................................................... 4-3Ignition Harness and Lead Assembly (Slick) ............................................. 4-5Spark Plugs ....................................................................... 4-7
5. ELECTRICAL COMPONENTSVoltage Regulators, Relay, Alternator and Generator Drive Belts ........................... 5-1Generator Mounting and Attaching Parts ............................................... 5-3Alternator Mounting and Attaching Parts .......... ......................... 5-5Generator and Alternator Assemblies .................................................. 5-7Starter Motor and Attaching Parts ................................................... 5-9
6. OIL SUMP AND INDUCTION SYSTEMOil Sump Assembly and Oil Suction Screen ................ ................. ........... 6-1Intake Pipe Assembly ............................................................... 6-3Carburetor Assembly .............................................................. 6-5Priming System ................................................... .............. 6-7
7. SERVICE KIT SECTIONSeal and G asket Set ..................................................... .......... 7-1Cylinder, Piston and Ring Assembly ................................... ................ 7-2
8. NUMERICAL INDEX ......... ................................ 8-1
ii
LYCOMING 0-235 SERIES PARTS CATALOG
0-235 SERIES
Oversize and Undersize Parts Listing
PART NO.
61681LW-11626
66796
69796
60814
73757
61258
LW-11900
LW-16800
60337
LW-16699
68763
LW-13884
61533
61520
69373
DESCRIPTION
GUIDE, Valve intakeGUIDE, Valve
INSERT, Spark plug
DOWEL, Crankshaft bearingBUSHING, Propeller flange
BUSHING, Propeller flange
SEAT, Intake valve (Alum Bronze)SEAT, Intake valve (steel) Allison
SEAT, Intake valve (solid)SEAT, Exhaust valve (solid)SEAT, Exhaust valve, Allison
BEARING, Crankshaft
BEARING, Crankshaft, front
BEARING, Crankshaft, right frontBEARING, Crankshaft, left frontBEARING, Connector rod
P05
X
X
X
X
X
P10
X
X
X
X
X
X
X
X
X
X
OVERSIZE
P15
UNDERSIZE
P20 P30 M03 M06 M10X X
X X
X X
X X
X
X
X
X
X
X
X
X
X
X
X X X
X X X
X X X
X X X
X X X
Studs available in P03, P07 and P1 2 oversize.
NOTE
When ordering oversize or undersize parts, be sure to specify the required oversize or undersize dimensionalong with the proper part number. For example: to order bearing LW-13521 in .003 undersize, order partnumber LW-13521-M3. Oversize code is "P" while undersize code letter is "M". These letters are thenfollowed by the numbers designating the size in thousandths of an inch.
iii
FIG. PART
REF. NUMBEI1
1 78213*78214 *LW-11631*LW-13257*LW-13282**LW-16354**LW-18735**
2 611823 741244 38-125 31C-12
31C-126 LW-116237 LW-116228 44-139 38-13
10 31C-1311 STD-557
12 STD-51413 6979614 1102
110215 STD-111116 6158417 6153118 6158319 LW-1426020 6122721 STD-131
22 STD-4323 STD-6824 STD-16025 STD-826 STD-187527 6155528 61554
LYCOMING 0-235 SERIES PARTS CATALOGCRANKCASE, CRANKSHAFT AND CAMSHAFT GROUP
CRANKCASE ASSEMBLY
DESCRIPTION
CRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLYCRANKCASE ASSEMBLY
STUD, 3/8-24 x 10-15/64 longSTUD, 3/8-16 x 9-11/16 longSTUD, 3/8-16 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 longSTUD, 7/16-20 x 10-7/16 longSTUD, 7/16-14 x 9-25/32 longSTUD, 7/16-14 x 1-5/8 longSTUD, 3/8-16 x 1-5/8 longSTUD, 5/16-18 x 1-5/8 longDOWEL, 1/2 dia. x 19/32 long,
hollowDOWEL, 5/16 dia. x 1/2 longDOWEL, Crankshaft bearingPLUG, 1/8-27 NPT, AllenPLUG, 1/8-27 NPT, AllenELBOW, 3/4 pipe & hose 90°
VALVE, HydraulicGASKET, Hydraulic valveCOVER ASSY., Hydraulic valve
SEAL, OilLEVER, Hydraulic valveSCREW, 1/4-28 x 1.00 long,
hex hd. dr.NUT, 1/4-28 Slotted shearPIN, Cotter, 1/16 x 1/2 longWASHER, 1/4 lockWASHER, 1/4 plainBOLT, 1/4-20 x 13/16 longPLUG, Hydraulic valve holeCOVER, Hydraulic valve hole plug
0NAC ccc c
1 2 2B C A C
L11 111111
QUANTITY PER ASSEMBLY
F F HJ K K K L LM N N2 2 22 2 2 2 2 2 12 2A B C A A B C A C A C
11 1111
1 1 1 1 11
2 24 4
24 24
12 2 24 4 424 24 24444
24 24 24
24
244
222 22222244 44444488 888888
1616 16 16 16 16 16 16
22244488816 16 16
1
22
24 4
311 1 1 1 1 1 1 1 1 1
11 1111
1112 22 22 21 11 1
1
22211
* Used with controllable pitch propeller.** Used with fixed pitch propeller.
1-1
0-235 SE
RIE
S PA
RT
S C
AT
AL
OG
Figure 1. C
rankcase Assem
bly
1-2
LYCOMING 0-235 SERIES PARTS CATALOG
CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPOIL LEVEL GAGE ASSEMBLIES
FIG. PART
REF. NUMBER21 75735
7576775736
2 LW-12789
3 757674 775275 722206 720597 740688 740659 72312
10 62219LW-14752LW-14781LW-14746LW-14792
11 728427284474314
12 STD-40613 74217
DESCRIPTION
TUBE, Oil level gage, shortTUBE, Oil level gage, intermediateTUBE, Oil level gage, longTUBE ASSY., Oil level gage, 12-13/16
longTUBE, Oil level gageEXTENSION, Oil fillerGASKET, Oil level gage
GASKET, Oil level gageRING, Oil level gage sealRING, Oil level gage sealRING, Oil seal 1.00 ID x 1/8 sectionGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil levelGAGE ASSY., Oil level
PLUG, Oil level gagePLUG, Oil level gagePLUG, Oil level gageDOWEL, 3/16 x 1/2 longRING, Oil level gage
0N.ALL
C C C C C F1 1 2 2 2
QUANTITY PER ASSEMBLY
F HJ KK KL L MN N
1-3
LYCOMING 0-235 SERIES PARTS CATALOG
/ 4
Figure 2. Oil Level Gage Assemblies
1-4
LYCOMING D-235 SERIES PARTS CATALOGCRANKCASE, CRANKSHAFT AND CAMSHAFT GROUP
CRANKSHAFT, CAMSHAFT AND RELATED PARTS
FIG. PARTNUMBER
3DESCRIPTION
QUANTITY PER ASSEMBLY
AC CCC C F F H J K K KL L M N1 1 2 2 2 2 2 2 2 2 2 2 2 1 22B C A C A B C A A B C A C ACL
1 LW-1LW-1LW-1LW-1LW-1
2 STD-13 STD-1
4 6081460814
5 737576 615107 757068 611559 61156
10 STD-811 69340
68942
76124
76944
78426
LW-13
LW-16
LW-18
LW-18
2693' CRANKSHAFT ASSY.2699** CRANKSHAFT ASSY2697** CRANKSHAFT ASSY3697** CRANKSHAFT ASSY2947 CRANKSHAFT ASSY211 PLUG. 2 00 dia. expansion065 DOWEL. Stepped. 19/64 x 1/4 dia.
x 35/64 longBUSHING. Propeller flangeBUSHING. Propeller flangeBUSHING. Propeller flangePLUG. 1-3/4 OD
CAMSHAFT ASSYGEAR, CrankshaftLOCKPLATE, Crankshaft gear
47 SCREW, 5/16-24 x 1.00 longSUPPORT ASSY.. Starter ring gear.
10/12 pitch, 1.91 1 driveSUPPORT ASSY . Starter ring gear.
10/12 pitch. 1.91:1 driveSUPPORT ASSY . Starter ring gear.
10/12 pitch. 1 91 1 driveSUPPORT ASSY . Starter ring gear,
10/12 pitch, 3.25:1 driveSUPPORT ASSY.. Starter ring gear.
10/12 pitch, 3.25.1 drive675 SUPPORT ASSY., Starter ring gear.
10/12 pitch. 3 25'1 drive577 SUPPORT ASSY.. Starter ring gear.
10/12 pitch. 3 25:1 drive694 SUPPORT ASSY . Starter ring gear.
10/12 pitch, 3.25:1 drive736 SUPPORT ASSY.. Starter ring gear,
12/14 pitch. 3.25.1 driveGEAR. Starter ring. 10/12 pitchGEAR, Starter ring. 12/14 pitch
214 SCREW. Truss head. 10-32 x 3/8 long
1 11 1 1
1 1111111 1 1 1
11
16 6
51
1 11
1 1 11111
1 1
1 1
1
1 1 1
1 1 1 1 1 1
111 1 1
1
112
13
6088272566STD-12
1
2 22 2 2
* Used with controllable pitch propeller.** Used with fixed pitch propeller.
Revised February, 19841-5
Figure 3. C
rankshaft, Cam
shaft and Related P
arts
1-6R
evised February, 1984
CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE RELATED PARTS
* Used with controllable pitch propeller.** Used with fixed pitch propeller.
1-7
LYC
OM
ING
0-235 SE
RIE
S PA
RT
S C
AT
ALO
G
Figure 4. C
rankcase Related P
arts
1-8
LYCOMING 0-235 SERIES PARTS CATALOGCRANKCASE, CRANKSHAFT AND CAMSHAFT GROUP
CRANKSHAFT IDLER GEARS AND TACHOMETER SHAFT
FIG. PARTNUMBER
51 749962 773093 749964 773095 750726 773097 611518 738179 STD-705
10 7570811 7836812 6154413 45530
DESCRIPTION
0NAc ccc
, 1112At B C A
QUANTITY PER ASSEMBLY
C F F H J K K K L M N N2 2 2 2 2 2 2 2 2 2 1 22C A B C A A B C A C AC
GEAR ASSY., Crankshaft idlerBUSHING, Crankshaft idler gear
GEAR ASSY., Crankshaft idlerBUSHING, Crankshaft idler gear
GEAR ASSY., Crankshaft idlerBUSHING, Crankshaft idler gear
SHAFT, Crankshaft idler gearLOCKPLATE, 1/4 bolt, 1-3/4 spacingBOLT, 1/4-20 x 11/16 longSHAFT ASSY., Tachometer
PIN, 3/16 x 2-5/16 longPLUNGER, Fuel pump, longRING, Oil pump shaft retaining
2 22 21 11 11 11 1
2 22 2
1 1 11 1 11 1 11 1 1
1 1 1 1 1 11 1 1 1 1 11 1 1 1 1 11 1 1 1 1 1
2 22 2
1 11 11 11 1
22
1 11 11 11 1
22411
11 1 1 1 1
1-9
Figure 5. C
rankshaft Idler Gears and T
achometer S
haft
1-10
LYCOMING 0-235 SERIES PARTS CATALOG
CRANKCASE, CRANKSHAFT AND CAMSHAFT GROUPCRANKCASE ATTACHING PARTS
FIG. PARTREF. NUMBER61 STD-14142 STD-83 608034 STD-20845 AN6-216 STD-1607 STD-14118 STD-1416
9 STD-810 STD-140911 STD-3312 STD-87213 AN6-34A14 STD-3315 STD-67816 STD-59617 STD-141418 STD-141919 STD-820 STD-16021 STD-1411
DESCRIPTION
BOLT, 1/4-20 x 1-1/2 longWASHER, 1/4 plainSTRAP, LiftingBOLT, 1/4-20 x 1-3/4 longBOLT, 3/8-24 x 2-13/64 longWASHER, 1/4 lockNUT, 1/4-20 plainBOLT, 1/4-20 x 1-1/2 long,
dr. endWASHER, 1/4 plain (Max. 9)NUT, 1/4-20 Slotted shearWASHER, 3/8 plainNUT, 3/8-24 Slotted shearBOLT, 3/8-24 x 3-19/32 longWASHER, 3/8 plainWASHER, 3/8 lockNUT, 3/8 plainBOLT, 1/4-20 x 1-1/2 longBOLT, 1/4-20 x 1-1/8 longWASHER, 1/4 olainWASHER. 1/4 lockNUT, 1/4-20 plain
0NA C1 1
L BL8
161
1
199
3un3212422
1
2431
QUANTITY PER ASSEMBLYC C C F FH JK K K L LM N N1222222 2222 1 22C A C A B C A A B C A C AC
12431
1-11
LYCOMING 0-235 SERIES PARTS CATALOG
LYCOMING 0-235 SERIES PARTS CATALOG
ACCESSORY HOUSING AND RELATED PARTSACCESSORY HOUSING ASSEMBLY
FIG. PARTNUMBER
71 738182 68796
687986880068802732067325974628687906879272496LW-12044LW-16011*
3 31C-1231C-12
4 31C-1931C-19
5 31CD-176 25C-227 614008 11029 STD-783
10 STD-78411 61175
DESCRIPTION
GASKET, Accessory housingHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., AccessoryHOUSING ASSY., Accessory
STUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 1-1/2 longSTUD, 5/16-18 x 2-3/8 longSTUD, 5/16-18 x 2-3/8 longSTUD, 5/16-18 x 2-1/8 longSTUD, 1/4-20 x 2-3/4 longSTUD, 1/4-20 x 1-3/16 longPLUG, 1/8-27 NPTPLUG, 1/4-18 NPTPLUG, 3/8-18 NPTADAPTER, Tachometer
N QUANTITY PER ASSEMBLY
AC CCCCFFHJ K KK L L MNN111222222 222 2 122
L B A A Bc cAA A B A
11111
11
11
11 1 1
111
1 111111111 11 1
11
1 122222222222222
422222222222222
4 4
12 2
2 24
3422111
* LW-16011 Housing provides for two impulse magnetos.
2-1
LYCOMING 0-235 SERIES PARTS CATALOG
-1
3 7
Figure 7. Accessory Housing Assembly
2-2
0-235 SERIES PARTS CATALOGACCESSORY HOUSING AND RELATED PARTS
OIL PUMP ASSEMBLY AND ACCESSORY HOUSING ATTACHING PARTS
FIG.REF.
8123456789
10111213
PARTNUMBER DESCRIPTION
78531LW-137756117460746LW-14260STD-35STD-8STD-160STD-1646STD-1885STD-1204STD-1420STD-1411
BODY ASSY., Oil pumpIMPELLER ASSY., Oil pump drivenSHAFT, Oil pump driveIMPELLER, Oil pump drivingSEAL, Tachometer drive, oilWASHER, 5/16 plainWASHER, 1/4 plainWASHER, 1/4 lockBOLT, 1/4-20 x 2.00 longBOLT, 1/4-20 x 1-41/64 longBOLT, 1/4-20 x 15/16 longNUT, 5/16-18 SlottedNUT, 1/4-20 plain
0NALL111111
1312
QUANTITY PER ASSEMBLY
2-3
LYCOMING 0-235 SERIES PARTS CATALOG
10
6
Figure 8. Oil Pump Assembly and Accessory Housing Attaching Parts
2-4
LYCOMING 0-235 SERIES PARTS CATALOGACCESSORY HOUSING AND RELATED PARTS
PROPELLER GOVERNOR OIL LINE
FIG.REF.
9123456889
PARTNUMBER
75167STD-193075165STD-35STD-475STD-1838LW-16266-25-38MS20822-6'74070*
DESCRIPTION
TUBE ASSY., Prop. governor oil lineHOSE, 3/8 ID x 1.00 longCLIP, Prop. gov. oil line supportWASHER, 5/16 plainWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 15/16 long, hex hd.CLAMPELBOW, 3/8 flared tube & 1/4 NPT, 90°
ELBOW, 3/8 flared tube & 9/16-18str. thd., adj. 45°
0 QUANTITY PER ASSEMBLYNA c cc F F H J K K KL L M N N
1 12222 2 2 2 2 2 2 22L C A C A B C A A B C A C AC
11131111
1
* Assemble in right crankcase, front.
** Assemble in prop. governor adapter.
2-5
LYCOMING 0-235 SERIES PARTS CATALOG
Figure 9. Propeller Governor Oil Line
2-6
LYCOMING 0-235 SERIES PARTS CATALOGACCESSORY HOUSING AND RELATED PARTSPROPELLER GOVERNOR DRIVE AND COVER
FIG. PARTNUMBER
1 683172 715963 STD-1221
4 683155 751536 11027 675568 STD-17749 STD-35
10 STD-47511 STD-141012 7205313 7237814 STD-35*15 STD-47516 STD-1410
DESCRIPTION
SHAFTGEAR, Prop. governor driveWASHER, Accessory driven gearRING, 13/16 dia. x 3/64 thick,
internal retainingGASKET, Accessory drive adapterADAPTER ASSY., Prop. governor drive
PLUG, 1/8-27 NPT, AllenSTUD, 5/16-18 x 2.00 longPIN, 1/8 x 1/4 long
WASHER, 5/16 plainWASHER, 5/16 internal lockNUT, 5/16-18 plainGASKET, GovernorCOVER, Governor driveWASHER, 5/16 plainWASHER, 5/16 internal lockNUT, 5/16 plain
2N QUANTITY PER ASSEMBLY
AC C CC CF F H J K K K L L MN NL B A c A BAC AAB CAC ACL
11
11114144411
un44
* 32 required for Woodward governor; 4 required for AN governor.
2-7
Figure
10. Propeller
Governor
Drive
and Cover
2-8
LYCOMING 0-235 SERIES PARTS CATALOG
ACCESSORY HOUSING AND RELATED PARTSFUEL PUMP ASSEMBLY AND ATTACHING PARTS
FIG. PARTNUMBER
111 75246
2 600963 STD-334 STD-1882
5 600966 650987 STD-338 LW-38-.759 STD-678
DESCRIPTION
FUEL PUMP, Low pressure, dualdiaphragm (6440295)
GASKET, Fuel pumpWASHER, 3/8 plainSCREW, 3/8-16 x 1-9/32 long,
socket hd., dr. hd.GASKET, Fuel pumpCOVER, Fuel pumpWASHER, 3/8 plainBOLT, 3/8-16 x 3/4 long, hex hd.WASHER, Lock
0 QUANTITY PER ASSEMBLYNA C C C C F F H J K K K L L MN N
1 1 2222 2222222 1 2 22L B C A C A B C A A B CAC A CL
1 1 1 1 1 1 1 1 1 1 11111111111122222222222
1 1 1 1 11 1 1 1 12 2 2 2 2
22222222222 2211 111 122 222 222 2
22211222
2-9
LYCOMING 0-235 SERIES PARTS CATALOG
8-
3-
4
Figure 11. Fuel Pump Assembly and Attaching Parts
2-10
LYCOMING 0-235 SERIES PARTS CATALOGACCESSORY HOUSING AND RELATED PARTS
VACUUM PUMP DRIVE AND COVER
FIG. PARTNUMBER
121 610982 STD-17743 STD-208
4 729705 611836 715967 83138 604309 STD-8
10 STD-16011 STD-141112 68593
DESCRIPTION
ADAPTER ASSY., Vacuum pumpPIN, 1/8 dia. x 1/4 longSEAL, Oil, 7/8 ID x 1-1/2 OD
x 5/16 wideGEAR ASSY., Vacuum pump drivenGASKET, Accessory adapterWASHER, Accessory driven gearGASKET, Vacuum pumpCOVER, Vacuum pumpWASHER, 1/4 plainWASHER, 1/4 lockNUT, 1/4-20 plainSPACER, Vacuum pump stud
N QUANTITY PER ASSEMBLY
LYCOMING 0-235 SERIES PARTS CATALOG
4-
7-
Figure 12. Vacuum Pump Drive and Cover
2-12
LYCOMING 0-235 SERIES PARTS CATALOGACCESSORY HOUSING AND RELATED PARTS
OIL FILTER ASSEMBLY AND OIL COOLER BYPASS VALVE
FIG. PARTREF. PARTNUMBER
131 778532 778523 54D196254 LW-129995 LW-127956 75944
DESCRIPTION
0 QUANTITY PER ASSEMBLYNA CCCCF F HJ K K K L M N NL 1 1 2 2 2 2 2 2 2 2 2 1 22L B ACABC A BCAC A CL
789
1011
62817689746951061173STD-294
12 STD-11113 25C-1014 STD-135015 STD-816 STD-16017 STD-1856
STD-1856
18 STD-141119 69436*20 62415*21 STD-294
22 6241723 STD-78424 AN816-825 AN777-8D26 AN901-8A27 7162028 71623
HOUSING ASSY., Oil filterBASE ASSY., Oil filterOIL FILTER, Short, spin-onPLATE, Oil filter adapterGASKET, Oil filter adapterVALVE ASSY., Temp. control, oil cooler
bypassSCREEN ASSY., Oil pressureHOUSING, Oil pressure screenHOUSING, Oil pressure screenGASKET, Oil pressure housingGASKET, 7/8 x 5/8 ID x 3/32
annularGASKET, 1.00 ID x 1-1/4 OD x 3/32STUD, 1/4-20 x 1-1/4PLUG, 1.00-14 sq. hd. drilledWASHER, 1/4 plainWASHER, 1/4 lockSCREW, 1/4-20 x 1.00 hex hd.,
slottedSCREW, 1/4-20 x 1.00 hex hd.,
slottedNUT, 1/4-20 plainSPRING, Oil cooler bypassPLUNGER, Oil cooler bypassGASKET, 7/8 x 5/8 ID x 3/32
annularPLUG, Oil cooler bypassPLUG, 3/8 NPTNIPPLE, 1/2 flared tube, 3/8 NPTELBOW, Universal 75GASKET, Metal tube connection sealBOLT, Oil cooler fittingWASHER, Oil cooler fitting
12
1 1 1 111111111111 1 1 111111
11
1111
1 1 1 1 1 1 1 1 1 1 1 11 11 11 1 1 1 11 1
1 1 1 1 1
111111 1 1 1 11 1 1 1 1111112 2 2 22
111111 1111 1 1111111111
1111111111111111111
41
44444444444444
3111
3333311111
11
11
11
11 11111111111 11111111122 222222222
1 1 11 1 12222
11 1
22
1 1 11 1 11 1 11 1 1
* Do not use spring and plunger on engines equipped with 75944 oil cooler bypass valve or engines without oil cooler installation.
Revised January, 1987 2-13
0-235 SE
RIE
S PA
RT
S C
AT
ALO
G
Figure 13. O
il Filter A
ssembly and O
il Cooler B
ypass Valve
2-14
LYCOMING 0-235 SERIES PARTS CATALOGCYLINDER, PISTON AND VALVE TRAIN
CONNECTING RODS, PISTONS AND RING ASSEMBLIES
FIG. PARTREF. NUMBER
141 780302 LW-139233 780274 LW-121865 693736 73851
LW-11621LW-13623
7 60827LW-13445*
8 60828LW-11625
9 6819678862
10 LW-1686778864
11 60072
DESCRIPTION
ROD ASSY., ConnectingBUSHING, Connecting rod, upperBOLT, Connecting rodNUT. Connecting rod
BEARING, Connecting rodPISTON, Low compressionPISTON, Compression ratio 9.7 1PISTON. Compression ratio 8.5.1PIN, PistonPIN, PistonPLUG, Piston pinPLUG, Piston pin (piloted)RING, Piston, compressionRING, Piston, compressionRING, Piston, oil regulatingRING, Piston, oil regulating,
expander typeRING, Piston, scraper (plain)
QUANTITY PER ASSEMBLY
A CCC CF F H J K K K L I MN N1 12 2 2 22 2 2 2 2 2 1 22L BC A C A B C A A B CAC A C
L44888
44444 44 4
444444444 4 4 4 4
88 8 8 8
8 8 8 8 8
44 44 4
44444
44 4 4 4 4 4 4 4
888888888
8
4444
8888
88 8888888884
44 4444444444
* Used with piloted plug P/N LW-11625.
Revised January, 1987 3-1
0-235 SE
RIE
S PA
RT
S C
AT
AL
OG
Figure 14. C
onnecting Rods, P
istons and Ring A
ssemblies
3-2R
evised January, 1987
0-235 SERIES PARTS CATALOGCYLINDER, PISTON AND VALVE TRAIN
CYLINDER ASSEMBLY
PARTNUMBER
151 71828
LW-11633LW-12986LW-18290*LW-16701*LW-16703*LW-16704*
2 61258LW-11900
3 60337LW-16699*
4 616815 616816 LW-116267 667968 31C-129 STD-700
DESCRIPTION
CYLINDER & HEAD ASSY., PlainCYLINDER & HEAD ASSY., NitridedCYLINDER & HEAD ASSY., PlainCYLINDER & HEAD ASSY., NitridedCYLINDER & HEAD ASSY., PlainCYLINDER & HEAD ASSY., NitridedCYLINDER & HEAD ASSY., Plain
SEAT, Intake valveSEAT, Intake valve (steel)SEAT, Exhaust valveSEAT, Exhaust valveGUIDE, Valve, intake and exhaustGUIDE, Valve, intakeGUIDE, Valve, exhaustINSERT, Spark plug, 18-1.5 MMSTUD, 5/16-18 x 1-1/2 longELBOW, 90° , 3/8 flared tube
* Incorporates Allison exhaust valve seats.
** Allison valve seat.
3-3
3
LYCOMING 0-235 SERIES PARTS CATALOG
4-5
Figure 15. Cylinder Assembly
3-4
LYCOMING 0-235 SERIES PARTS CATALOGCYLINDER, PISTON AND VALVE TRAIN
CYLINDER RELATED PARTS
FIG.REF.
16
PARTNUMBER DESCRIPTION
1 738062 608313 603984 738075 STD-5876 LW-137907 LW-128928 759069 61247
10 STD-192511 383-B
383-B12 STD-210613 6286914 65321
7761115 61260
6125916 STD-3517 STD-47518 STD-1410
ROD ASSY., PushROCKER ASSY., Valve
BUSHING, Valve rockerSCREW, Valve adjustingNUT, 9/16-18 x 5/32 thickSHAFT, Valve rockerTHRUST BUTTON, Rocker shaftGASKET, Rocker boxCOVER, Rocker boxSCREW, 1/4-20 x 5/8, self-lockingNUT, 3/8-24 plainNUT, 3/8-24 plainNUT, 7/16-20 plainRING, Oil seal, 3/32 dia. x 4-3/8GASKET, Exhaust flangeGASKET, Exhaust flangeFLANGE, Exhaust, stainlessFLANGE, Exhaust, carbonWASHER, 5/16 plainWASHER, 5/16 lock, internal teethNUT, 5/16-18 plain
0 QUANTITY PER ASSEMBLYNA C C ccc F F HJ K K KL LMNN
1 1 2 2 2 2 2 2 2 2 2 2 2 1 22L BCA CA BC A A B CAC ACL888884844
2432 32 32 32 32 32
116 16 16 16 16 16 16 16 16 16116 16 16 16 16 16 16 16 16 16
44
44 4444444
4 44444
888
3-5
LYC
OM
ING
0-235 SE
RIE
S PA
RT
S C
AT
AL
OG
Figure 16. C
ylinder Related P
arts
3-6
LYCOMING 0-235 SERIES PARTS CATALOGCYLINDER, PISTON AND VALVE TRAIN
VALVE ASSEMBLY
FIG.REF.
17
PARTNUMBER DESCRIPTION
N QUANTITY PER ASSEMBLY
A CCC CFFHJ K KK L M NN1 1 222 2 22 2 2 21 2 2
L BCACABCAABCAC A C
44444 41 60037LW-11901
2 66531LW-11634
3 612524 LW-133205 LW-100776 LW-117957 LW-118008 609039 LW-18661
10 60009
VALVE, IntakeVALVE, IntakeVALVE, ExhaustVALVE, ExhaustSEAT, Valve spring, outerSEAT, Valve spring, innerSEAT, Valve springSPRING, Valve, auxiliarySPRING, Valve, outerTUBE, Push rod shroudSEAL, Shroud tubeKEY, Valve
444444 4
44 4444444444
44 444444444888888
1616
3-7
LYC
OM
ING
0-235 SE
RIE
S PA
RT
S C
AT
AL
OG
Figure 17. V
alve Assem
bly
3-8
LYCOMING 0-235 SERIES PARTS CATALOGCYLINDER, PISTON AND VALVE TRAIN
CYLINDER HEAD DRAIN TUBES AND INTERCYLINDER COOLING BAFFLES
FIG.1FIG. PART. NUMBER
181 608902 608213 609284 STD-21805 STD-6846 LW-15592-5-057 LW-133048 716119 LW-13303
10 6561411 STD-25112 STD-665
DESCRIPTION
TUBE ASSY., Oil drain, cyl. no. 1TUBE ASSY., Oil drain, cyl. no. 2TUBE ASSY., Oil drain, cyls. no. 3 & 4HOSE, 3/8 ID x 1-13/16NIPPLE, Straight, 3/8 ID hoseCLAMP, HoseBAFFLE ASSY., IntercylinderRETAINER, Intercylinder baffleHOOK, Intercylinder baffle retainerPLUG, Baffle attachingWASHER, No. 10 lockSCREW, No. 10-32 x 3/4 fill. hd. dr.
N QUANTITY PER ASSEMBLYA CCCCC F F H J K K K L M N N
11 1 2 2 2 2 2 2 2 2 222122B C A C A B C A A B C A C AC
L
1
244
82 22 22 2
222222222222222222
4 4 4444444444.
3-9
LY
CO
MIN
G0-235 S
ER
IES
PAR
TS
CA
TA
LO
G
Figure 18. C
ylinder Head D
rain Tubes and Intercylinder C
ooling Baffles
3-10
LYCOMING 0-235 SERIES PARTS CATALOGIGNITION SYSTEM
MAGNETOS AND MAGNETO DRIVES
FIG. PARTPART
NUMBER191 LW-51360-29
LW-51360-37LW-51360-54LW-51360-58LW-163045-8LW-163045-3LW-163005-2LW-349305-1LW-349365-3LW-349365-9
2 616653 724954 611635 LW-127066 622247 STD-1727
8 STD-4759 STD-1410
10 7596511 LW-1268112 LW-52305-1
LW-15720913 LW-157208
DESCRIPTION
MAGNETO. S4LN-20MAGNETO, Impulse coupling, S4LN-21MAGNETO, Impulse coupling, S4LN-21MAGNETO, Impulse coupling, S4LN-21MAGNETO. S4LN-204MAGNETO, S4LN-204MAGNETO, Retard breaker, S4LN-200MAGNETO. S4LN-1209MAGNETO, S4LN-1227MAGNETO, S4LN-1227GEAR, Magneto, impulse couplingGEAR, Magneto, retard breakerGEAR, MagnetoADAPTER, Magneto, impulse couplingGASKET, Magneto adapter and magnetoWASHER, Plain, 3/4 OD x 21/64 ID x
1/8 thickWASHER, 5/16 lock, internal teethNUT, 5/16-18 plainCLAMP, MagnetoGASKET, MagnetoKIT ASSY., Magneto ground terminalKIT ASSY., Magneto ground terminalKIT ASSY., Magneto ground terminal
QUANTITY PER ASSEMBLY
A CC CCCF F H JKK K L LMN N1 2 22 2 22 2 2 2 22L BCA C C AAB C AC AC
L1 1 11 1 11
1 1 111 1
11
1 1
11
11
1
11 1 1 1 1 1 1 1 1 1
111 1 1 1 111 1 111 1 11 111 1 1132 3 31 331 3 33
44 4 4 44 4 4444 4 44 44 4 4444 4 44 44 4 44
42
2 2 2 221
42
2 22
4-1
LYCOMING 0-235 SERIES PARTS CATALOG
5
6
Figure 19. Magnetos and Magneto Drives
4-2
LYCOMING 0-235 SERIES PARTS CATALOGIGNITION SYSTEM
MAGNETOS AND MAGNETO DRIVES
FIG.REF. PART
NUMBER201 LW-15635
2 LW-156363 777434 LW-16596
5 LW-156366 LW-158667 LW-16590
8 LW-16595
9 7774310 LW-16685
11 LW-16594
12 7774313 LW-15637
14 LW-15638
15 7774516 LW-16587
17 LW-16594
18 7774519 LW-16588
20 LW-16595
21 LW-1586822 LW-16589
23 LW-16595
24 7774525 61665
6166526 6116327 LW-12706
LW-1270628 62224
62224
DESCRIPTION
MAGNETO & HARNESS ASSY., Right(Slick)MAGNETO, Right (Slick Model 4250)HARNESS ASSY., Ignition, right
MAGNETO & HARNESS ASSY., Right(Slick)MAGNETO, Right (Slick Model 4250)HARNESS ASSY., Ignition, right
MAGNETO & HARNESS ASSY., Right(Slick)MAGNETO, Right (Slick Model 4281,
impulse coupling)HARNESS ASSY., Ignition, right
MAGNETO & HARNESS ASSY., Right(Slick)MAGNETO, Right (Slick Model 4252,
impulse coupling)HARNESS ASSY., Ignition, right
MAGNETO & HARNESS ASSY., Left(Slick)MAGNETO, Left (Slick Model 4251,
impulse coupling)HARNESS ASSY., Ignition, left
MAGNETO & HARNESS ASSY., Left(Slick)MAGNETO, Left (Slick Model 4252,
impulse coupling)HARNESS ASSY., Ignition, left
MAGNETO & HARNESS ASSY.. Left(Slick)MAGNETO, Left (Slick Model 4281,
impulse coupling)HARNESS ASSY., Ignition, left
MAGNETO & HARNESS ASSY., Left(Slick)MAGNETO, Left (Slick Model 4281,
impulse coupling)HARNESS ASSY., Ignition, left
GEAR, Magneto, impulse couplingGEAR, Magneto, impulse couplingGEAR, MagnetoADAPTER, Magneto, impulse couplingADAPTER, Magneto, impulse couplingGASKET, Magneto adapter and magnetoGASKET, Magneto adapter and magneto
N QUANTITY PER ASSEMBLYA CC CCC F F H J K K K L L M NN
11 2222222 2 2 2 22I B CACABCAABCA C A C
1 11 11 1
1 11 11 1
111
1 1
1 11 1
1
11
1 1 1
1 1 11 1 1
1 1
1 11 1
111
1 1
1 1
1 1 11 1
1 1
11
1 12 21 11 12 21 12 2
11
2
2
2
4-3
-13-14-16-17-19-20-22-23
36
LYCOMING 0-235 SERIES PARTS CATALOG
IGNITION SYSTEMMAGNETOS AND MAGNETO DRIVES (Cont.)
FIG. PARTNUMBER
2029 LW-1268130 7696131 LW-14057
LW-1405732 LW-1406033 STD-47534 STD-1727
DESCRIPTION
GASKET, MagnetoCLAMP, MagnetoCLIP, 1 wireCLIP, 1 wireCLIP, 2 wireWASHER, 5/16 lock, internal teethWASHER, Plain, 3/4 OD x 21/64 ID
x 1/8 thickNUT, 5/16-18 plainCOTTER PIN, 3/32 dia. x 1.00 longCOTTER PIN, 3/32 dia. x 1.00 long
QUANTITY PER ASSEMBLY
C F F HJ K K KL M N N1 1 2 2 2222222222 12 2
L B A CA B CAAB CA C AC
2 2 2 2 2 24 4 4 4 4 42 2 2 2 2 2
43 3 3 3 3 34 4 4 4 4 4
35 STD-141036 STD-761
STD-761
4 4 44 4 4
1 1
4 44 41 12 2
44
2
5-18-21-24
27
26
28
1-2-4-5-7-8-10-11
127
36
25
29
-2-4-5-7-8-10-17-19-20
Figure 20. Magnetos and Magneto Drives
4-4
IGNITION SYSTEMIGNITION HARNESS AND LEAD ASSEMBLY (SLICK)
FIG. PARTNUMBER
211
23456789
10111213141516
LW-M-2403LW-M-2415LW-M-2404LW-M-2416LW-M-2375LW-14060LW-1405771909LW-16266-25-50STD-8STD-160STD-696AN500-416-12AN500A-416-10STD-553STD-1874STD-1411AN365-632A76734M-1985-48
DESCRIPTION
HARNESS ASSY., Left magneto (Slick)HARNESS ASSY., Left magneto (Slick)HARNESS ASSY., Right magneto (Slick)HARNESS ASSY., Right magneto (Slick)PLATE, Spark plug cableCLIP, Two wire for 1/4 screwCLIP, One wire for 1/4 screwCLAMP, 1-1/2 ID (Offset)CLAMPWASHER, 1/4 plainWASHER, 1/4 lock, internal teethWASHER, 1/4 plainSCREW, 1/4-20 x 3/4 long, fill. hd.SCREW, 1/4-20 x 5/8 longSCREW, 6/32 x 1/2 long, rd. hd.SCREW, 1/4-20 self-lockingNUT, 1/4-20 plainNUT, 6-32 self-lockingZIP STRAPLEAD ASSY., Replacement top & bottom
leads (LW-M-2403 & LW-M-2404harnesses)
LEAD ASSY., Replacement top leads,except for 1T, 2T, (LW-M-2415 &
LW-M-2416 harnesses)LEAD ASSY., Replacement 1T, 2T leads
(LW-M-2415 & LW-M-2416 harnesses)LEAD ASSY., Replacement, top and
bottom leads (78539 harness)LEAD ASSY., Replacement, Nos. 1 & 2
top leads (78546 harness)LEAD ASSY., Replacement, Nos. 3 & 4
top leads (78546 harness)LEAD ASSY., Replacement, bottom leads
(78546 harness)
0N
L
CF F HJ K222222CABCAA
K K L M N N22 22 1 22B C A C AC
11 1 1 11 1 111 1
11 1 1 11 111
2 2 2233 3 32
2
12 2 23 3 2222332
2
QUANTITY PER ASSEMBLY
2 2 23 3 3
44 4 4 44 4 4411 1 11 111 1 11
1 1 1 8 118 1 1122 2 2 22 2 2 2
un un11 1 1 11 1 1111 1 1 11 1 1144 4 4 44 4 44
4 411 1 1 11 1 1 144 4 4 44 4 4422 2 26 226 2 22
un un un un un un un un un* M-1985-48
* M-1985-72
* 76923-48S70-63
* 76923-72S90-63
* 76923-48S90-63
* 76923-48S70-63
un
un
un un un un
un
un
un un
un
un
un
un
un
un
* Replacement lead assemblies have spark plug terminal end assembled and are shipped withassembly after being cut to proper length.
necessary parts to complete magneto end
4-5
\
2
LYCOMING 0-235 SERIES PARTS CATALOG
12
101 1
9-13
14
16
6
Figure 21. Ignition Harness and Lead Assembly (Slick)
4-6
LYCOMING 0-235 SERIES PARTS CATALOG
IGNITION SYSTEMSPARK PLUGS
FIG. PART
EF. NUMBER221 1182-B3
1182-B6
1182-J3
1182-B7
1182-P3
DESCRIPTION
SPARK PLUG. (Champion REM-40E),high compression, shielded
SPARK PLUG, (Champion EM-41E),low compression, shielded
SPARK PLUG. (Champion REM-38E),high compression, shielded
SPARK PLUG. (Champion REM-37BY),extended electrode, shielded
SPARK PLUG, (AC-SR-86),resistor type, shielded
NO QUANTITY PER ASSEMBLY
A C c c c C F H J K K KL M N N1 1 2 22 22 2 2 2 2 2 1 22L B C A C A B C A A B C A C AC
8 8
88888 8
8 888888
888 8
88 888
NOTE
The above spark plugs are those used in current production only; this list does not include additional spark plugs that are approved for use inthese engines. See latest edition of Service Instruction No. 1042 for complete listing of all approved spark plugs.
4-7
0-235 SERIES PARTS CATALOG
Figure 22. Spark Plugs
4-8
LYCOMING 0-235 SERIES PARTS CATALOGELECTRICAL COMPONENTS
VOLTAGE REGULATORS, RELAY, ALTERNATOR AND GENERATOR DRIVE BELTS
IIREF. PARTEF. NUMBER
231 72205
6283371745LW-10185LW-15895LW-10179
2 780593 608864 76026
DESCRIPTION
N QUANTITY PER ASSEMBLY
A CCC CF F H J K K KLL MN N1 11 2 22 22 2 22 2 2 21 2 2L B ACABCAABCAC AC
1 111 1REGULATOR, Voltage (12V - 20 Amp.)
REGULATOR. Voltage (12V - 35 Amp.)REGULATOR, Voltage (12V - 50 Amp.)REGULATOR, Voltage, 12V. full transistorREGULATOR. Voltage, 12V, transistorizedREGULATOR, Voltage. 24V, full transistorRELAY, Overvoltage, 12VBELT, Generator driveBELT, Alternator drive (3/8 wide)
1 11 11 11
1
1111111
1 1 1 1 1 11 1
11 1 1 1
11 1 1 1 1
11 11111111111111111
5-1
Figure 23. Voltage Regulators, Alternator and Generator Drive Belts
5-2
LYCOMING 0-235 SERIES PARTS CATALOG
ELECTRICAL COMPONENTSGENERATOR MOUNTING AND ATTACHING PARTS
FIG. PARTNUMBER
241 691132 69452
3 60733
4 STD-85 STD-1606 STD-20847 STD-14148 STD-12159 STD-1411
10 7602811 STD-3512 LW-31H.7513 STD-1727
14 STD-1834
15 STD-1835
'16 STD-3517 STD-142018 STD-6819 6995120 LW-31H.75
DESCRIPTION
BRACKET, Generator (For 12V - 20A)BRACKET, Generator (For 12V - 35A &
50A)SHIM, 11/32 ID x 1-1/8 OD x
.005 thickWASHER, 1/4 plainWASHER, 1/4 lockBOLT, 1/4-20 x 1-3/4 long, hex. hd.BOLT, 1/4-20 x 1-1/2 long, hex. hd.BOLT, 1/4-20 x 1-1/4 long, hex. hd..NUT, 1/4-20 plainLINK, Generator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 3/4 long, hex. hd. dr.WASHER, Plain, 3/4 OD x 11/32 ID
x 1/8 thickBOLT, 5/16-18 x 1-1/16 long,
hex. hd. dr.BOLT, 5/16-18 x 1-23/64 long,
hex. hd. dr.WASHER, 5/16 plainNUT, 5/16-18 slottedPIN, Cotter, 1/16 dia. x 1/2 longSTRUT, Generator supportBOLT, 5/16-18 x 3/4 long, hex. hd. dr.
0N.
LYCOMING 0-235 SERIES PARTS CATALOG
11
9
8
-1
178
Figure 24. Generator Mounting and Attaching Parts
5-4
LYCOMING 0-235 SERIES PARTS CATALOGELECTRIAL COMPONENTS
ALTERNATOR MOUNTING AND ATTACHING PARTS
FIG. PART
NUMBER251 78158
LW-130392 733833 STD-84 STD-1605 STD-20846 STD-12157 STD-18388 STD-14119 75380
10 STD-3511 LW-31H.7512 STD-1727
13 LW-31H.7514 7432315 LW-31H.7516 STD-690
17 AN6-14
18 STD-690
19 STD-87220 STD-71321 AN6-16
22 AN6-13
23 76534
24 STD-690
DESCRIPTION
0NALL
QUANTITY PER ASSE
c cCC1 1122
B CAC
F F2 2A B
H J K K KL L2222222C A A B CA C
MBLY
M N N1 2 2
A C
1
1BRACKET, AlternatorBRACKET, AlternatorLOCKPLATE, 5/16 bolt x 1.00 spacingWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 1-3/4 long, hex. hd.BOLT, 1/4-20 x 1-1/4 long, hex. hd.BOLT, 5/16-18 x 15/16 long, hex. hd.NUT, 1/4-20 plainLINK, Alternator adlustingWASHER, 5/16 plainBOLT, 5/16-18 x 3/4 long, hex. hd. dr.WASHER, Plain, 3/4 OD x 11/32 ID x
1/8 thickBOLT, 5/16-18 x 3/4 long, hex. hd. dr.STRUT, Alternator supportBOLT, 5/16-18 x 3/4 long, hex. hd. dr.WASHER, 13/16 OD x 3/8 ID x 1/16
thickBOLT, 3/8-24 x 1-37/64 long, hex. hd.
dr. endWASHER, 13/16 OD x 3/8 ID x 1/16
thickNUT, 3/8-24 slottedPIN, Cotter, 3/32 dia. x 3/4 longBOLT, 3/8-24 x 1-53/64 long, hex. hd.
dr. endBOLT, 3/8-24 x 1-7/16 long, hex. hd.
dr. endSHIM, 1-1/8 OD x 13/32 ID x 1/64
thickWASHER, 13/16 OD x 3/8 ID x 1/16
thickNUT, 3/8-24 slottedPIN, Cotter, 3/32 dia. x 3/4 longBOLT, 1/4-20 x 1-1/2 long, hex. hd.BOLT, 1/4-20 x 1-1/8 long, hex. hd.WASHER, 1/4 plainWASHER, 1/4 shakeproof lockNUT, 1/4-20 plainLINK, Alternator adjustingWASHER, 5/16 plainBOLT, 5/16-18 x 29/32 long, hex. hd.BOLT, 1/4-20 x 1-3/4 long, hex. hd.BOLT, 1/4-20 x1-1/4 long, hex. hd.
1 1 1 1 1 1 1 1 1 1 1 1 1 1
111111111111111 133333333333333 311111111111111 122222222222222 2
21 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 1
11 11 11 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
un un un un un un un un un un un un un un un un1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
un un un un un un un un un un un un un un un un
25 STD-87226 STD-71327 STD-141428 STD-141929 STD-830 STD-16031 STD-141132 LW-1072933 STD-3534 STD-185835 STD-208436 STD-1215
un un un un un un un un un un un un un un un un
11111111111111111111111111111111
11 122 24 4 433 311 111 111 11 1 11 12 2
5-5
FIG. PARTREF. NUMBER DESCRIPTION
2537 STD-8 WASHER, 1/4 plain38 STD-160 WASHER, 1/4 shakeproof lock39 STD-1411 NUT, 1/4-20 plain
LYCOMING 0-235 SERIES PARTS CATALOG
ELECTRICAL COMPONENTSALTERNATOR MOUNTING AND ATTACHING PARTS (Cont.)
QUANTITY PER ASSEMBLYNAC CCC CF FH J K KK L MNN
1 2 2 2 2 2 2 2 2 2 2 2B C A C A B C A A B C A C AC
L12 123 31 1
-11
21
16
8
26
Figure 25. Alternator Mounting and Attaching Parts
5-6
LYCOMING 0-235 SERIES PARTS CATALOG
ELECTRICAL COMPONENTSGENERATOR AND ALTERNATOR ASSEMBLIES
FIG. PART
NUMBER261 68767
717442 78401*
LW-14303*
LW-14301*
78308*
LW-12832*
LW-12739LW-14319*
LW-14309*
LW-14308*
LW-14310*
LW-12833*
LW-12739LW-12834*
LW-12739LW-14316*
LW-14317*
LW-14324*
DESCRIPTION
GENERATOR, 12V - 35A (1101900)GENERATOR, 12V - 50A (1101915)ALTERNATOR, 12V - 40A, externally
grounded (ALE-6406)ALTERNATOR, 12V - 40A, externally
grounded (ALE-6420)ALTERNATOR, 12V - 40A, externally
grounded (ALE-8420)ALTERNATOR, 12V - 40A, externally
grounded (ALE-8406)ALTERNATOR ASSY., 12V - 60A,
internally groundedSTRAP, Alternator ground
ALTERNATOR, 24V - 50A, externallygrounded (ALT-8421)
ALTERNATOR, 12V - 60A, externallygrounded (ALY-8420)
ALTERNATOR, 12V - 60A, lessthermocouples, externally grounded
(ALY-8420)ALTERNATOR, 12V - 60A, externally
grounded (ALY-6420)ALTERNATOR ASSY., 12V - 60A,
internally groundedSTRAP, Alternator ground
ALTERNATOR ASSY., 12V - 60A,internally groundedSTRAP, Alternator ground
ALTERNATOR, 12V - 70A, lessthermocouples, externally grounded
(ALX-8421)ALTERNATOR, 12V - 70A, externally
grounded (ALX-8421)ALTERNATOR, 24V - 70A, less
thermocouples, externally groundedALU-8421)
ON.A cLL
QUANTITY PER ASSEMBLY
CCCCFFHJKKKLL MNN1122 2 2 2 22 2 2 22 2 2BCACABC A A B C A C AC
1 11 1
1
1 1 1
1
1 1
11 1 1 1
11
1 11 1
1
1 1
11111
1 1 1
1 1 1 1 1 1 1 1 1
1 1 1
1
1
1
11
1
1
1
1
* 3.25:1 Ratio.
5-7
2
LYCOMING 0-235 SERIES PARTS CATALOG
Figure 26. Generator and Alternator Assemblies
5-8
LYCOMING 0-235 SERIES PARTS CATALOG
ELECTRICAL COMPONENTSSTARTER MOTOR AND ATTACHING PARTS
FIG.REF.
271
PARTNUMBER
DESCRIPTION
0 QUANTITY PER ASSEMBLYN
1 2 2 2 2 2 2 2 2 2 2 2 1 22B C A C A B C A A B C A C AC
76210
69953
LW-16207
LW-15571
2 STD-353 STD-4754 LW-31-1.095 STD-21566 STD-14107 LW-120838 LW-12085
STARTER, 12 volt, 10/:12 pitch pinion(MZ-4204)
STARTER, 24 volt; 10/12 pitch pinion(1109669)
STARTER, 24 volt, 10/12 pitch pinion(MMU-4001)
STARTER, 12 volt, 12/14 pitch pinion(MZ-4222)
WASHER, 5/16 plainWASHER, 5/16 lock, internal teethBOLT, 5/16-18 x 1-3/32 long, hex. hd.BOLT, 5/16-18 x 1-5/32 long, hex. hd.NUT, 5/16-18 plainSWITCH, Magnetic (SAZ-4201-E-1)SWITCH, Magnetic (SAZ-4401C-1)
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 1
1 1
1444
13
1 1 1 1 1 1 1 1 1 1 1 1 1 1 11 1
5-9
LYCOMING 0-235 SERIES PARTS CATALOG
Figure 27. Starter Motor and Attaching Parts
5-10
LYCOMING 0-235 SERIES PARTS CATALOGOIL SUMP AND INDUCTION SYSTEM
OIL SUMP ASSEMBLY AND OIL SUCTION SCREEN
REF. PART
NUMBER281 61374
623182 613763 613774 25C-115 STD-5516 LW-133537 STD-88 STD-1609 STD-1204
10 STD-141111 6082012 6138113 STD-122714 STD-143315 STD-816 STD-140917 STD-6818 6137819 STD-1045
20 61358
DESCRIPTION
SUMP ASSY., OilSUMP ASSY., Oil
CONNECTION, 'ntake pipe, frontCONNECTION, Intake pipe, rearSTUD, 1/4-20 x 1-3/8 long
PLUG, 1/2-14 NPT, Sq. hd.GASKET, Oil sumpWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 15/16 long, hex. hd.NUT, 1/4-20 plainGASKET, Oil suction tube flangeTUBE ASSY., Oil suctionWASHER, 1/4 plain, copperBOLT, 1/4-20 x 1-1/2 long, hex. hd.WASHER, 1/4 plain (Max. 4)NUT, 1/4-20 slotted shearPIN, Cotter, 1/16x 1/2 longSCREEN, Oil suctionGASKET, 1-1/4 ID x 1-1/2 ODx
3/32 annularPLUG, 1-1/2 x 1-1/4-12, hex. hd.
NO QUANTITY PER ASSEMBLYNA C C CC CF F H J K K KL L MN NL 1 1 2 2 22 2 2 22 2 2 2 1 2 2L BCACABCAABCAC ACL
1 1 1 1 1 111 111111111
22411
322018141122
un
221
11
6-1
14
LYCOMING 0-235 SERIES PARTS CATALOG
6
Figure 28. Oil Sump Assembly and Oil Suction Screen
6-2
LYCOMING 0-235 SERIES PARTS CATALOG
OIL SUMP AND INDUCTION SYSTEMINTAKE PIPE ASSEMBLY
FIG. PARTNUMBER
291 LW-167282 LW-167303 LW-167294 STD-1196
5 LW-15592-8-286 719737 74360
LW-167318 STD-89 STD-160
10 STD-1215
DESCRIPTION
PIPE, Intake cyls. nos. 1 & 2PIPE, Intake, cyl. no. 3PIPE, Intake, cyl. no. 4HOSE, 1-1/2 ID x 1-7/8 x
1-1/2 longCLAMP, HoseGASKET, 2 bolt flange, 1-7/8 IDFLANGE, Intake pipe, upperFLANGE, Intake pipe, upperWASHER, 1/4 plainWASHER, 1/4 lock, internal teethBOLT, 1/4-20 x 1-1/4 long, hex. hd.
L2
1
1
484
44444444444444444 4
888
6-3
LYCOMING 0-235 SERIES PARTS CATALOG
1I
-6
0
Figure 29. Intake Pipe Assembly
6-4
LYCOMING 0-235 SERIES PARTS CATALOGOIL SUMP AND INDUCTION SYSTEM
CARBURETOR ASSEMBLY
FIG. PARTNUMBER
301 605922 61547
77939
77585
LW-10619
LW-13133
LW-14016
LW-15496
LW-16073
LW-16677
LW-16907
3 STD-84 STD-1605 STD-1411
DESCRIPTION
GASKET, CarburetorCARBURETOR, Marvel-Schebler, MA-3A
(10-3103-1)CARBURETOR, Marvel-Schebler, MA-3PA
(10-4978-1)CARBURETOR, Marvel-Schebler, MA-3A
(10-4953)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5050)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5126)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5142)CARBURETOR, Marvel-Schebler, MA-3A
(10-5199)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5220)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5257)CARBURETOR, Marvel-Schebler, MA-3PA
(10-5267)WASHER, 1/4 plainWASHER, 1/4 lock, internal teethNUT, 1/4-20 plain
ON QUANTITY PER ASSEMBLYACC C CF F H J K K KL LM N
1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2LL B C A C A B C A A C A CL
1
1 1 1 1
1
1
1 1 1 1 1
1 1
1
1
1
1
1 1 1 1
1 1 1
1 1 1
1 1
1
1
1 1444
6-5
LYCOMING 0-235 SERIES PARTS CATALOG
Figure 30. Carburetor Assembly
6-6
LYCOMING 0-235 SERIES PARTS CATALOG
OIL SUMP AND INDUCTION SYSTEMPRIMING SYSTEM
FIG. PARTNUMBER
311 1102*2 LW-12098-1-170
3 LW-12098-1-116
4 LW-12098-0-1005 LW-16266-25-136 719097 STD-5538 AN365-632A9 STD-853
10 74225
DESCRIPTION
PLUG, 1/8-27 NPT, Allen hd.TUBE ASSY., Primer cylinders,
nos. 1 & 2TUBE ASSY., Primer cylinders,
nos. 3 & 4TUBE ASSY., Primer, intermediateCLAMPCLAMP, 1-1/2 ID with 1/4 dia. offsetSCREW, No. 6-32 x 1/2 long, rd. hd.NUT, No. 6-32, self-lockingTEE, Union, 1/8 tubeNIPPLE ASSY., Primer
22 2222
22 222222 222244 444444 444444 444444 444433 333344 4444
2 22
2 222 224 444 444 444 443 334 44
4
* Assemble in cylinder heads.
6-7
LYCOMING
1
0-235 SERIES PARTS CATALOG
\
6-
Figure 31. Priming System
6-8
LYCOMING SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
SEAL AND GASKET SET0-235 SERIES
Part No. Part Name Qty.
61499-1 SEAL AND GASKET SET 1STD-111 GASKET 1STD-208 SEAL, Oil 1STD-294 GASKET, Annular 2STD-1045 GASKET, Annular 28313 GASKET, Vac. pump 260096 GASKET, Fuel pump 160592 GASKET, Carb. 160820 GASKET, Oil suction tube flange 1LW-18639 LOCKPLATE, Crankshaft gear 1LW-14260 SEAL, Tach. shaft 161173 GASKET, Oil press. hsg. 161183 GASKET, Accy. adapter 161523 CONTAINER 161531 GASKET, Hydraulic valve 162224 GASKET, Mag. adapter 3LW-18661 SEAL, Shroud tube 1665321 GASKET, Exhaust flange 468315 GASKET, Accy. dr. adapter 1LW-13353 GASKET, Oil sump 171973 GASKET, Intake flange 472053 GASKET, Gov. drive 172059 GASKET 172078 LOCKPLATE, Cam gear 272091 RING, Oil seal 873383 LOCKPLATE 173817 LOCKPLATE, Camshaft idler gear shaft 273818 GASKET, Accy. hsg. 174065 RING, Oil level gage seal 174068 RING, Oil level gage seal 175906 GASKET, Rocker box cover 476940 SEAL, Crankshaft oil 1LW-13792 SEAL, Crankshaft oil 1LW-12681 GASKET, Mag. 2LW-12795 GASKET 1LW-11632 RING, Oil seal 662869 RING, Cyl. base 4
LW-12040 TOP OVERHAUL GASKET SET 162869 SEAL, Cylinder base 4LW-18661 SEAL, Shroud tube 1671973 GASKET, Intake, 2 bolt flange 475906 GASKET, Rocker box cover 4
7-1
LYCOMING 0-235 SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
CYLINDER, PISTON AND RING ASSY.0-235-C1, -C1B, -C2A, -C2C, -H2C
Part No. Part Name Qty.
75805 CYLINDER, PISTON AND RING ASSY. 1LW-16701 CYLINDER AND HEAD ASSY. 166429 VALVE, Intake 166531 VALVE, Exhaust 1LW-13320 SEAT, Valve spring, inner spring 261252 SEAT, Valve spring, outer spring 2LW-11800 SPRING, Valve, outer 2LW-11795 SPRING, Valve, auxiliary 2LW-10077 SEAT, Valve spring 260009 KEY, Valve 460831 ROCKER ASSY., Valve 2LW-13790 SHAFT, Valve rocker 11102 PLUG, .125 pipe x .375 long (socket) 175906 GASKET, Rocker box cover 161247 COVER, Rocker box 1STD-1925 SCREW, .250-20 x .63 long fill. head, self-locking 673807 SCREW, Valve adjusting 2STD-587 NUT, .5625-18 x .16 thick 271195 BOX, Set-up 173851 PISTON 160827 PIN, Piston 160828 PLUG, Piston pin 2LW-13672 RING, Piston, top compression 1LW-13658 RING, Piston, scraper 162869 RING, Oil seal (cylinder base) 1LW-18661 SEAL, Shroud tube 4LW-12892 BUTTON, Thrust 2STD-1215 BOLT 273806 PUSH ROD ASSY. 2LW-16867 RING, Oil regulator 1
7-2
LYCOMING 0-235 SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
CYLINDER, PISTON AND RING ASSY.O-235-F2A, -F2B, -J2A
Part No. Part Name Qty.
LW-12591 CYLINDER, PISTON AND RING ASSEMBLY 1STD-587 NUT, 9/16-18 x 5/32 thick 2STD-1215 BOLT 2STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 61102 PLUG, 1/8 pipe x 3/8 long, socket 160009 KEY, Valve 4LW-13790 SHAFT, Valve rocker 160831 ROCKER ASSY., Valve 261247 COVER, Rocker box 1LW-13320 SEAT, Valve spring, inner 261252 SEAT, Valve spring, outer 262869 RING, Oil seal (cylinder base) 1LW-18661 SEAL, Shroud tube 471195 BOX, Set-up 173807 SCREW, Valve adjusting 275906 GASKET, Rocker box cover 1LW-13445 PIN, Piston 178862 RING, Piston compression 278864 RING, Piston, oil regulator 1LW-10077 SEAT, Valve spring 2LW-11621 PISTON 1LW-11625 PLUG, Piston pin 2LW-11633 CYLINDER ASSY., Nitrided 1LW-11634 VALVE, Exhaust 1LW-11795 SPRING, Valve, auxiliary 2LW-11800 SPRING, Valve, outer 2LW-11901 VALVE, Intake 1LW-12892 THRUST BUTTON 2
7-3
LYCOMING 0-235 SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
CYLINDER, PISTON AND RING ASSY.O-235-K2A, -K2B, -K2C, -L2A, -L2C, -M1
Part No. Part Name Qty.
LW-13969 CYLINDER, PISTON AND RING ASSEMBLY 1STD-587 NUT, 9/16-18 x 5/32 thick 2STD-1215 BOLT 2STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 61102 PLUG, 1/8 pipe x 3/8 long, socket 160009 KEY, Valve 4LW-13790 SHAFT, Valve rocker 160831 ROCKER ASSY., Valve 261247 COVER, Rocker box 1LW-13320 SEAT, Valve spring, inner spring 261252 SEAT, Valve spring, outer spring 262869 RING, Oil seal, cylinder base 1LW-18661 SEAL, Shroud tube 471195 BOX, Set-up 173807 SCREW, Valve adjusting 275906 GASKET, Rocker box cover 178862 RING, Piston compression 278864 RING, Piston, oil regulating 1LW-10077 SEAT, Valve spring 2LW-11625 PLUG, Piston pin 2LW-11633 CYLINDER ASSY., Nitrided 1LW-11634 VALVE, Exhaust 1LW-11795 SPRING, Valve auxiliary 2LW-11800 SPRING, Valve outer 2LW-11901 VALVE, Intake 1LW-13445 PIN, Piston 1LW-13623 PISTON 1LW-12892 THRUST BUTTON 2
7-4
0-235 SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
CYLINDER, PISTON AND RING ASSY.O-235-C1, -C1B, -C2A, -C2C, -H2C
Part NamePart No. Qty.
LW-14126600096003760072LW-13790608276082860831LW-1686761247612516125262869LW-18661681967119573807738517590673806STD-587STD-1215STD-1925LW-10077LW-11634LW-11795LW-11800LW-12986LW-12892
CYLINDER, PISTON AND RING ASSEMBLY 1KEY, Valve 4VALVE, Intake 1RING, Piston, scraper 1SHAFT, Valve rocker 1PIN, Piston 1PLUG, Piston pin 2ROCKER ASSY., Valve 2RING, Piston, oil regulating 1COVER, Rocker box 1SEAT, Valve spring, inner 2SEAT, Valve spring, outer 2RING, Oil seal, cylinder base 1SEAL, Shroud tube 4RING, Piston, compression 2BOX, Set-up 1SCREW, Valve adjusting 2PISTON 1GASKET, Rocker box cover 1PUSH ROD ASSY. 2NUT, 9/16-18 x 5/32 thick 2BOLT 2SCREW, 1/4-20 x 5/8 long, fill. hd. 6SEAT, Valve spring 2VALVE, Exhaust 1SPRING, Valve, auxiliary 2SPRING, Valve, outer 2CYLINDER ASSY., Plain 1THRUST BUTTON 2
7-5
LYCOMING 0-235 SERIES PARTS CATALOG
SECTION 7SERVICE KIT SECTION
CYLINDER, PISTON AND RING ASSY.O-235-N2C
Part No. Part Name Qty.
LW-18660 CYLINDER, PISTON AND RING ASSEMBLY 1STD-587 NUT, 9/16-18 x 5/32 thick 2STD-1215 BOLT 2STD-1925 SCREW, 1/4-20 x 5/8 long, fill. hd. 61102 PLUG, 1/8 pipe x 3/8 long, socket 160009 KEY, Valve 460831 ROCKER ASSY., Valve 261247 COVER, Rocker box 1LW-13320 SEAT, Valve spring, inner 261252 SEAT, Valve spring, outer 2LW-13790 SHAFT, Valve rocker 162869 RING, Oil seal (cylinder base) 1LW-18661 SEAL, Shroud tube 471195 BOX, Set-up 173807 SCREW, Valve adjusting 275906 GASKET, Rocker box cover 1LW-13445 PIN, Piston 178862 RING, Piston compression 278864 RING, Piston, oil regulator 1LW-10077 SEAT, Valve spring 2LW-13623 PISTON 1LW-11625 PLUG, Piston pin 2LW-18290 CYLINDER ASSY., Nitrided 1LW-11634 VALVE, Exhaust 1LW-11795 SPRING, Valve, auxiliary 2LW-11800 SPRING, Valve, outer 2LW-11901 VALVE, Intake 1LW-12892 THRUST BUTTON 2
7-6
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX
PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.
AN365-632AAN365-632AAN500A-416-10AN500-416-12AN6-13AN6-14AN6-16AN6-21AN6-34AAN777-8DAN816-8AN901-8ALW-10077LW-10179LW-10185LW-10619LW-10729LW-11621LW-11622LW-11623LW-11625LW-11626LW-11631LW-11632LW-11633LW-11634LW-11795LW-11800LW-11900LW-11901LW-12044LW-12083LW-12085LW-12098-0-100LW-12098-1-116LW-12098-1-170LW-12186LW-12681LW-12681LW-12693LW-12697LW-12699LW-12706LW-12706LW-12739LW-12789LW-12795LW-12832LW-12833LW-12834
NutNutScrewScrewBoltBoltBoltBoltBoltElbowNippleGasketSeatRegulatorRegulatorCarburetorLinkPistonStudStudPlugGuideCrankcase Assy.RingCylinder and Head Assy.ValveSpringSpringSeatValveHousing Assy.SwitchSwitchTube Assy.Tube Assy.Tube Assy.NutGasketGasketCrankshaft Assy.Crankshaft Assy.Crankshaft Assy.AdapterAdapterStrapTube Assy.GasketAlternator Assy.Alternator Assy.Alternator Assy.
4-56-74-54-55-55-55-51-111-112-132-132-133-75-15-16-55-53-11-11-13-13-31-11-73-33-73-73-73-33-72-15-95-96-76-76-73-14-14-41-51-51-54-14-35-71-32-135-75-75-7
LW-12892LW-12947LW-12986LW-12999LW-13039LW-13133LW-13215LW-13257LW-13282LW-13303LW-13304LW-13320LW-13353LW-13445LW-13623LW-13675LW-13775LW-13790LW-13792LW-13884LW-13923LW-14016LW-14057LW-14057LW-14060LW-14060LW-14260LW-14260LW-14301LW-14303LW-14308LW-14309LW-14310LW-14316LW-14317LW-14319LW-14324LW-14746LW-14752LW-14781LW-14792LW-15496LW-15571LW-15592-5-05LW-15592-8-28LW-15635LW-15636LW-15637LW-15638LW-157208
Thrust ButtonCrankshaft Assy.Cylinder and Head Assy.PlateBracketCarburetorOil FilterCrankcase Assy.Crankcase Assy.HookBaffle Assy.SeatGasketPinPistonSupport Assy.Impeller Assy.ShaftSealBearingBushingCarburetorClipClipClipClipSealSealAlternatorAlternatorAlternatorAlternatorAlternatorAlternatorAlternatorAlternatorAlternatorGageGageGageGageCarburetorStarterClampClampMag. & Harness Assy.MagnetoMag. & Harness Assy.MagnetoKit Assy.
3-51-53-32-135-56-52-131-11-13-93-93-76-13-13-11-52-33-51-71-73-16-54-44-54-44-51-12-35-75-75-75-75-75-75-75-75-71-31-31-31-36-55-93-96-34-34-34-34-34-1
8-1
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX (Cont.)
PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.
LW-157209LW-15866LW-15868LW-15895LW-16011LW-16073LW-16207LW-16266-25-13LW-16266-25-38LW-16266-25-50LW-163005-2LW-163045-3LW-163045-8LW-16354LW-16577LW-16587LW-16588LW-16589LW-16590LW-16594LW-16595LW-16596LW-16677LW-16685LW-16699LW-13701LW-16703LW-16704LW-16728LW-16729LW-16730LW-16731LW-16867LW-16907LW-18290LW-18661LW-18694LW-18697LW-18735LW-18736LW-31-1.09LW-31H.75LW-31H.75LW-38-.75LW-349305-1LW-349365-3LW-349365-9LW-51360-29LW-51360-37LW-51360-54
Kit Assy.Harness Assy.Harness Assy.RegulatorHousing Assy.CarburetorStarterClampClampClampMagnetoMagnetoMagnetoCrankcase Assy.Support Assy.Mag. & Harness Assy.Mag. & Harness Assy.Mag. & Harness Assy.Mag. & Harness Assy.MagnetoMagnetoMag. & Harness Assy.CarburetorMag. & Harness Assy.SeatCylinder & Head Assy.Cylinder & Head Assy.Cylinder & Head Assy.PipePipePipeFlangeRingCarburetorCylinder & Head Assy.SealSupport Assy.Crankshaft Assy.Crankcase Assy.Support Assy.BoltBoltBoltBoltMagnetoMagnetoMagnetoMagnetoMagnetoMagneto
4-14-34-35-12-16-55-96-72-54-54-14-14-11-11-54-34-34-34-34-34-34-36-54-33-33-33-33-36-36-36-36-33-16-53-33-71-51-51-11-55-95-35-52-94-14-14-14-14-14-1
LW-51360-58LW-52305-1LW-M-2375LW-M-2403LW-M-2404LW-M-2415LW-M-2416M-1985-48M-1985-72MS20822-6STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-8STD-33STD-33STD-33STD-35STD-35STD-35STD-35STD-35STD-35STD-35STD-43STD-68STD-68STD-68STD-111STD-131STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160STD-160
MagnetoKit Assy.PlateHarness Assy.Harness Assy.Harness Assy.Harness Assy.Lead Assy.Lead Assy.ElbowWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherNutPinPinPinGasketScrewWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasherWasher
4-14-14-54-54-54-54-54-54-52-51-11-112-32-112-134-55-35-55-66-16-36-51-51-112-92-32-52-73-55-35-55-91-11-15-36-12-131-11-11-112-32-112-134-55-35-55-66-16-36-5
8-2
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX (Cont.)
PART NO.
STD-208STD-251STD-294STD-406STD-425STD-475STD-475STD-475STD-475STD-475STD-475STD-514STD-551STD-553STD-553STD-557STD-587STD-596STD-619STD-665STD-678STD-678STD-684STD-690STD-696STD-700STD-705STD-713STD-761STD-783STD-784STD-784STD-847STD-853STD-872STD-872STD-1045STD-1045STD-1065STD-1111STD-1196STD-1198STD-1204STD-1204STD-1211STD-1214STD-1215STD-1215STD-1215STD-1221
PART NAME
SealWasherGasketDowelWasherWasherWasherWasherWasherWasherWasherDowelPlugScrewScrewDowelNutNutWasherScrewWasherWasherNippleWasherWasherElbowBoltPinCotter PinPlugPlugPlugScrewTeeNutNutGasketGasketDowelElbowHoseBoltBoltBoltPlugScrewBoltBoltBoltRing
PAGE NO.
2-113-92-131-31-72-52-73-54-14-45-91-16-14-56-71-13-51-111-73-91-112-93-95-54-53-31-95-54-42-12-12-131-56-71-115-51-76-11-51-16-31-52-36-11-51-55-35-56-32-7
PART NO.
STD-1227STD-1350STD-1409STD-1409STD-1410STD-1410STD-1410STD-1410STD-1410STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1411STD-1414STD-1414STD-1414STD-1416STD-1419STD-1419STD-1420STD-1420STD-1433STD-1646STD-1727STD-1727STD-1727STD-1727STD-1774STD-1774STD-1834STD-1835STd-1838STD-1838STD-1856STD-1858STD-1874STD-1875STD-1882STD-1885STD-1925STD-1930STD-2084STD-2084STD-2084
PART NAME
WasherPlugNutNutNutNutNutNutNutNutNutNutNutNutNutNutNutNutNutBoltBoltBoltBoltBoltBoltNutNutBoltBoltWasherWasherWasherWasherPinPinBoltBoltBoltBoltScrewBoltScrewBoltScrewBoltScrewHoseBoltBoltBolt
PAGE NO.
6-12-131-116-12-73-54-14-45-91-112-32-112-134-55-35-55-66-16-51-115-35-51-111-115-52-35-36-12-34-14-45-35-52-72-115-35-32-55-52-135-54-51-12-92-33-52-51-115-35-5
8-3
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX (Cont.)
PART NO.
STD-2106STD-2156STD-218025C-1025C-1125C-2231C-1231C-1231C-1231C-1331C-1931CD-1738-1238-1344-13383-B1028-B11021102110211021182-B31182-B61182-B71182-J31182-P383134553045688600096003760072600966033760398604306059260733607466080360814608206082160827608286083160882608866089060903
PART NAME
NutBoltHoseStudStudStudStudStudStudStudStudStudStudStudStudNutBallPlugPlugPlugPlugSpark PlugSpark PlugSpark PlugSpark PlugSpark PlugGasketRingFlangeKeyValveRingGasketSeatBushingCoverGasketShimImpellerStrapBushingGasketTube Assy.PinPlugRocker Assy.GearBeltTube Assy.Tube
PAGE NO.
3-55-93-92-136-12-11-12-13-31-12-12-11-11-11-13-51-71-12-12-76-74-74-74-74-74-72-111-91-53-73-73-12-93-33-52-116-55-32-31-111-56-13-93-13-13-51-55-13-93-7
PART NO. PART NAME
6092861084610986115161155611566116361163611736117461175611826118361227612476125261258612596126061358613746137661377613786138161400615106152061531615336154461547615546155561583615846166561665616816221962224622246231862415624176281762833628696509865321
Tube Assy.SpringAdapter Assy.ShaftGearLockplateGearGearGasketShaftAdapterStudGasketLeverCoverSeatSeatFlangeFlangePlugSump Assy.ConnectionConnectionScreenTube Assy.StudPlugBearingGasketBearingPlungerCarburetorCoverPlugCoverValveGearGearGuideGageGasketGasketSump Assy.PlungerPlugScreen Assy.RegulatorRingCoverGasket
PAGE NO.
3-91-72-111-91-51-54-14-32-132-32-11-12-111-13-53-73-33-53-56-16-16-16-16-16-12-11-51-71-11-71-96-51-11-11-11-14-14-33-31-34-14-36-12-132-132-135-13-52-93-5
8-4
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX (Cont.)
PART NO. PART NAME PAGE NO. PART NO. PART NAME PAGE NO.
6561466531667966755668196683156831768593687636876768790687926879668798688006880268942689746911369340693736943669452695106979669951699537103271105715967159671611716207162371744717457182871909719097197372053720597209172205722207231272378724957249672566
PlugValveInsertStudRingGasketShaftgearSpacerBearingGeneratorHousing Assy.Housing Assy.Housing Assy.Housing Assy.Housing Assy.Housing Assy.Support Assy.HousingBracketSupport Assy.BearingSpringBracketHousingDowelStrutStarterBushingBodyWasherWasherRetainerBoltWasherGeneratorRegulatorCylinder & Head Assy.ClampClampGasketGasketGasketRingRegulatorGasketRingCoverGearHousing Assy.Gear
3-93-73-32-73-12-72-72-111-75-72-12-12-12-12-12-11-52-135-31-53-12-135-32-131-15-35-91-71-72-72-113-92-132-135-75-13-34-56-76-32-71-31-75-11-31-32-74-12-11-5
7284272844729707320673259733837375773806738077381773818738517406574068740707412474217742257431474360746287499675072751537516575167752467538075706757087573575736757677590675944759657602676028761247621076529765347673476923-48S70-6376923-72S90-637694476961773097752777585
PlugPlugGear Assy.Housing Assy.Housing Assy.LockplateBushingRod Assy.ScrewLockplateGasketPistonRingRingElbowStudRingNipple Assy.PlugFlangeHousing Assy.Gear Assy.Gear Assy.Adapter Assy.ClipTube Assy.Fuel PumpLinkCamshaft Assy.Shaft Assy.TubeTubeTubeGasketValve Assy.ClampBeltLinkSupport Assy.StarterPlugShimZip StrapLead Assy.Lead Assy.Support Assy.ClampBushingExtensionCarburetor
1-31-32-112-12-15-51-53-53-51-92-13-11-31-32-51-11-36-71-36-32-11-91-92-72-52-52-95-51-51-91-31-31-33-52-134-15-15-31-55-91-75-54-54-54-51-54-41-91-36-5
8-5
LYCOMING 0-235 SERIES PARTS CATALOG
NUMERICAL INDEX (Cont.)
PART NO.
77611777437774577808778527785377939780277803078059
PART NAME.
GasketHarness Assy.Harness Assy.Valve Assy.Base Assy.Housing Assy.CarburetorBoltRod Assy.Relay
PAGE NO.
3-54-34-31-72-132-136-53-13-15-1
PART NO. PART NAME
78158782137821478308783687840178426785317886278864
BracketCrankcase Assy.Crankcase Assy.AlternatorPinAlternatorSupport Assy.Body Assy.RingRing
PAGE NO.
5-51-11-15-71-95-71-52-33-13-1
8-6
LYCOMING SERIES PARTS CATALOG