Part No.

NO. QTY

1 1

2 4

3 1

4 1

5 1

6 1

7 1

8 4

9 1

10 1

11 1

12 1

ENGINE PARTS CATALOGUE 125 GY6 LONG

YYGYL1250109

YYGYL1500100

Lower Shroud

Large Gasket, Cylinder Head

Hex Screw, Tapping ST4.8×16

YYGYL1250110

YYGYL1250106

Observing Hole Cap

Clip, Start Motor Cable

Duct, Carburetor Cooling

YYGYL1250108

GB/T9456-ST4.8×16

YYGYL1250107

YYGYL1250101 Fan

Rubber Plug Cap, Cramming Screw

YYGYL1250102

Draft 1

Part NO. Description

VENTILATION SYSTEM

Flange Bolt, M6×25

Cover, Fan

YYGYL1250103

YYGYL1250104

Clip, Overflow Tube A

GB/T5789-M6×25

Upper Shroud

YYGYL1250105

第 1 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 4

6 1

7 1

8 2

Draft 2

YYGYL1250202

YYGYL1250204

YYGYL1250205

Part NO. Description

CYLINDER HEAD COVER COMP YYGYL1500200

YYGYL1250201 Cover, Cylinder Head

Paper Gasket, Breather Plate

YYGYL1250203 Breather Plate

Gasket, Cylinder Head Cover

GB/T845-ST3.5×10 Screw, Tapping ST3.5×10

Clip, Breather Tube

Joint, Breather Tube

YYGYL1250206 Breather Tube

YYGYL1250207

第 2 页

Part No.

NO. QTY

1 1

2 1

3 1

4 2

5 2

6 2

7 2

8 2

9 2

10 2

11 2

12 1

13 6

14 1

15 1

16 1

17 2

18 1

19 1

20 1

21 4

22 4

23 2

24 1

25 1

26 1

27 1

28 1

29 2

30 1

31 1

YYGYL1250321

YYGYL1250302

CYLINDER HEAD COMP

GB/T5789-M6×22

YYQJ1250323

Flange Nut, M6

Intake Pipe

YYGYL1250301

Pin, In. Rocker Arm

Nut, M8

YYGYL1250325

Holder, Rocker Arm

Flange Bolt, M6×100

Bolt, In. Valve Stud M6×63

Camshaft

Spark Plug

Rocker Arm Assy

Cylinder Head

Cotter, Valve

Spring, Valve Inner

Bolt, Ex. Valve Stud M6×32

Pin, Dowel φ10×φ8×16

Valve, Ex.

Valve, In.

Plain Washer, φ8

Retainer, Valve Spring

Washer, Valve Spring

Draft 3

YYQJ1250324

YYGYL1250322

Over Breather Cam Spring Plate

Steel Gasket, Cylinder Head

Guider, Cam Timing Chain

Flange Bolt, M6×22

GB/T95-φ8

YYGYL1250320

Valve Rocker Arm

Pin, In. Rocker Arm

Oil Seal, Valve Stem

Insulator, Carburetor

GB/T6177.1-M6

Fixing Ring, Intake Pipe

YYGYL1250326

YYGYL1250307

YYGYL1250317

GB/T6177.1-M8

YYGYL1250313

YYGYL1250315

YYGYL1250316

Gasket, Intake Pipe

YYGYL1250306

YYGYL1250312

YYGYL1250318

YYGYL1250308

Spring, Valve Outer

Part NO.

YYGYL1250303

YYGYL1250304

YYGYL1250310

YYGYL1250311

YYGYL1250305

YYGYL1250314

YYGYL1250309

GB/T5789-M6×100

YYGYL1250319

YYGYL1500300

Description

第 3 页

Model

Part No.

NO. QTY

1 2

2 1

3 1

4 1

5 1

6 2

7 1

JONWAY 150 LONG GY6 ENGINE

YYGYL1500400

Description

Paper Gasket, Cylinder

Pin, Dowel φ10×φ8×16

Part NO.

YYGYL1250402

YYGYL1250405

YYGYL1250404

YYGYL1250406 Bolt, M6×12

Draft 4 CYLINDER COMP

气缸体图 4

YYGYL1250401

GB/T5789-M6×22

Adjusting Assy, Cam Timing Chain

CylinderYYGYL1250403

Gasket, Adjusting

Flange Bolt, M6×22

第 4 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 1

6 1

7 2

8 1

9 1

10 4

11 1

12 2

13 2Bolt, M6×28

Bolt, M6×110

GB/T5789-M6×100

GB/T5789-M6×95

GB9877-19.8×30×5

RIGHT COVER COMP

GB3452.1-φ19

YYGYL1250503

YYGYL1250502

Draft 5

Oil Seal, 19.8×30×5

YYGYL1250506

YYGYL1250507

Bolt, M6×95

Pin, Dowel φ8×φ6×14

Part NO.

YYGYL1250504

YYGYL1250505

GB/T5789-M6×28

GB/T5789-M6×110

Bolt, M6×100

Oil Level Gauge

Seal O-Ring, Oil Level Gauge, φ19

Oil Filter Screen

Oil Filter Cap

Paper Gasket, R.Crankcase Cover

YYGYL1500500

Spring, Oil Filter Screen

Cover, R. CrankcaseYYGYL1250501

Description

第 5 页

Part No.

NO. QTY

1 1

2 2

3 1

4 2

5 2

6 1

Part NO.

Draft 6 RIGHT CRANKCASE COMP

GB/T5789-M6×50

Description

Bolt, M6×188

YYGYL1250601

YYGYL1250603

YYGYL1250602

YYGYL1250604

Cushion Collar, Engine Mount

Flange Bolt, M6×50

Paper Gasket, Crankcase

Pin, Dowel φ8×φ6×14

YYGYL1500600

YYGYL1250605

Right Crankcase Assy

第 6 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 1

6 1

7 1

8 1

9 1

10 1

11 1

12 1

13 1

14 1

15 2

16 1

17 1

18 1

19 1

20 2

21 2

22 2

23 1

24 1

25 1

26 2

27 1

28 1

29 2

30 1

31 2

Breather Tube

Washer, φ8

Flange Bolt, Filling/Draining Gear Oil, M8×12

Paper Gasket, Gear Box

Oil Seal, Gear Box Cap, 20×32×6

Flange Bolt, M6×35

Flange Bolt, M6×32

Bearing, 6301

Bearing, 6204

Pin, Dowel φ8×φ6×14

Bearing, 6004

Oil Seal, 27×42×7

Flange Bolt, M6×25

Bearing, 6002

GB/T5789-M6×25

GB/T95-M12

GB/T5789-M6×35

GB9877-20×32×6

GB/T276-6204

YYQJ1250711

GB9877-27×42×7

GB/T276-6203

YYGYL1250705

YYGYL1250706

GB/T5789-M12×16

YYGYL1250704

YYGYL1250702

GB/T276-6004

GB/T276-6002

LEFT CRANKCASE COMP

Description

YYGYL1500700

GB/T6187.1-M8

YYGYL1250707

YYGYL1250708

Part NO.

YYGYL1250703

GB/T276-6301

Draft 7

Washer, M12

Cushion Collar, Engine Mount

Bolt, Tension Stem

Tension Stem, Cam Timing Chain

Timing Chain, Cam

Bolt, M6×195

Gear Box Cover

Bolt, Drain Engine Oil, M12×16

Cushion Collar, Shock Absorb

Bearing, 6202

Fixing Pin, Brake Shoe

Flange Lock Nut, M8

Bearing, 6203

Oil Seal, L. Crankcase, 19.8×30×5

Flange Bolt, M6×28

Pin, Dowel φ8×φ6×14

GB/T5789-M6×32

GB9877-19.8×30×5

GB/T5789-M6×28

YYGYL1250713

YYGYL1250712

YYQJ1250709

YYGYL1250710

GB/T276-6202

GB/T95-φ8

GB/T5789-M8×12

YYQJ1250701 Left Crankcase

第 7 页

Model

Part No.

NO. QTY

1 1

2 1

3 2

4 1

5 2

6 9

Pin, Dowel φ8×φ6×14

JONWAY 150 LONG GY6 ENGINE图 8 左盖

YYQJ1250801

Description

LEFT CRANKCASE COVERDraft 8 YYGYL1500800

Part NO.

Left Crankcase Cover

YYQJ1250804

GB/T5789-M6×16

Gasket, L. Crankcase Cover

Flange Bolt, M6×16

GB/T5789-M6×40 Flange Bolt, M6×40

YYQJ1250802

YYGYL1250803

第 8 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 1

6 2

7 1

8 2

Circlip, Piston Pin

Steel Ring (1st Ring), Piston

Carbon Ring (2st Ring), Piston

Crankshaft & Connecting Rod Comp

Description

YYGYL1500900

Part NO.

Draft 9 PISTON, CONNECTING ROD AND CRANKSHAFT COMP

YYGYL1250904

YYQJ1250901

YYGYL1250902

Oil Ring Set, Piston

Semi-circle Key

Piston

Pin, Piston

YYGYL1250905

YYGYL1250907

YYGYL1250903

YYGYL1250906

YYQJ1250908

第 9 页

Part No.

NO. QTY

1 1

2 1

3 1

4 6

5 3

6 1

7 2

8 1

9 1

10 1

11 1

12 1

13 1

14 1

15 1

16 1

GB/T6187.1-M12

Center Gear

Nut, M12

Collar, Primary Driving System, φ15×φ24×51.5

Primary Driving System

YYGYL1251004

Part NO.

Draft 10 CVT YYGYL1501000

Description

Impeller, Primary Driving System

Speed Shift Tray

Roll Rod, Speed Shift, Primary Driving System

Cushion Rubber

Belt, CVT

Subordinate Driven System

Driven Mainshaft

Final Gear

Final Shaft

Subordinate Driven Cover

YYGYL1251012

YYQJ1251009

YYGYL1251006

GB/T95-φ12

YYQJ1251011

GB/T6177.1-M12

YYQJ1251010

Washer, φ12

YYGYL1251005

YYQJ1251003

YYQJ1251008

YYGYL1251013

YYGYL1251002

YYQJ1251007

YYQJ1251001

Nut, M12

第 10 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 1

6 1

7 1

8 1

9 2

10 1

11 1

12 1

13 1

14 1

15 1

16 1

Starter Idle Gear Assy

Description

Spring, Kick Return

Starter Idle Gear

Washer, φ14

Collar, φ13.8×φ18×16

Flange Bolt, M6×12

YYGYL1501100

YYGYL1251111

Kick Start Pedal

GB/T5789-M6×20 Flange Bolt, M6×20

YYGYL1251113

YYGYL1251105

Washer, Starter Idle Gear

Kick Start Spindle Assy

YYGYL1251107

YYGYL1251109

YYGYL1251112 Retrain Plate, Kick Start Spindle

GB/T5789-M6×12

YYGYL1251110

GB/T95-φ14

YYGYL1251108

YYGYL1251101

STARTER IDLE SHAFT COMP

Part NO.

Draft 11

Driven Gear, (Starter Gear)

Pin, Starter Idle Gear

Spring, Starter Idle Gear

Axle, Starter Idle Gear

YYGYL1251104

Friction Spring, Starter Idle Gear

YYGYL1251103

YYGYL1251106

YYGYL1251102

第 11 页

Part No.

NO. QTY

1 1

2 1

3 2

4 1

5 1

6 1

7 2

Nut, M6

YYGYL1501200

Cover, Oil Pump

Description

Draft 12 OIL PUMP COMP

GB/T5789-M6×12

YYGYL1251204

GB/T5789-M6×25

Oil Pump

Part NO.

YYGYL1251201

Chain, Oil Pump

YYGYL1251203 Sprocket, Oil Pump

Flange Bolt, M6×12

Bolt, M6×25

GB/T6177.1-M6

YYGYL1251202

第 12 页

Part No.

NO. QTY

1 1

2 1

3 1

4 1

5 1

6 1

7 1

8 1

9 1

10 1

11 1

12 1

13 2

Start Clutch SubassemblyYYGYL1251303

Draft 13 STARTER MOTOR YYGYL1501300

GB/T93-φ4

Needle Bearing, Start Clutch

YYGYL1251307 Four Claw Lock Nut, M22

GB/T95-φ22

Start Clutch Gear

YYGYL1251308

Spring Washer, φ4

GB/T818-M4×8 Screw, M4×8

Flange Bolt, M6×16GB/T5789-M6×16

Start Clutch Cover

YYGYL1251304

YYGYL1251305

YYGYL1251306

Electric Start Gear Shaft

Electric Start Gear

Description

Positive Cable, Start Motor

Washer, φ22

Start Motor

YYGYL1251302

Part NO.

YYGYL1251301

YYGYL1251309

第 13 页

Part No.

NO. QTY

1 1

2 1

3 1

4 2

5 1

6 2

7 1

Draft 14 GENERATOR YYGYL1501400

Part NO. Description

YYGYL1251401 Generator Assy

Hex Bolt, M5×12

YYGYL1251402

GB/T6187.1-M12 Flange Lock Nut, M12

Magneto Coil, (Stator)

YYGYL1251404 Circlip, Generator

GB/T5789-M6×22 Flange Bolt, M6×22

YYGYL1251403 Trigger, (Flywheel)

GB/T5781-M5×12

第 14 页