Relentless Power.Legendary Performance. 2008 by Kohler Co.

2 Cylinders 1248 cc 18.8 kW/25.2 HP 3000 RPM 55.3 ft. lbs. @2000 RPM

Kohler DieselModel KD625-2

Certification EPA TIER 4 97/68/CE ECE R 24

Features4-Stroke Air-Cooled Diesel EngineDirect InjectionFlywheel Fan Air CoolingMechanical Fuel PumpFull-Pressure Lubrication with Gear PumpFull Flow Oil FilterAutomatic Extra Fuel Starting DeviceVariable Speed GovernorAluminum Crankcase12 V Electric StarterCounter-Clockwise Rotation (From PTO Side)Aluminum Alloy Independent HeadsRe-Borable Independent Cast-Iron CylindersPower Take-Off on Crankcase

ApplicationsPower Buggy

Vibrating RollerGenerator

WelderHigh-Pressure CleanerHydraulic Power Pack

Agricultural PumpTwo-Wheel Tractor

Stump GrinderChipper

PAGE: 1 OF 4

Kohler DieselModel KD625-2

2008 by Kohler Co.KohlerEngines.com

SpecificationsCylindersDisplacementBoreStrokeCompression RatioRating kW/HP

Max. TorqueMax. Torque 3 P.T.O.Counterclockwise RotationEngine Speed - 3 P.T.O. RatioMinimum Idling Speed R.P.M.Fuel Tank CapacityOil ConsumptionOil CapacityMin. Allowable Oil PressureMax. Allowable Incline for Short Periods of Operation (Peak Values)Volume of Air Required for Correct Combustion @ 3000 R.P.M.Volume of Air Required for Correct Cooling @ 3000 R.P.M.Dry WeightRecommended BatteryMinimum Pulley Diameters for Belt Drive

No. of Cylinders 2cc/cu. in. 1248/76.2mm/in. 95/3.7mm/in. 88/3.5 17.5:1NB (80/1269/CEE) ISO 1585 18.8/25.2NA ISO 3046 IFN 17.4/23.3Nm/ft. lbs. @ 2000 RPM 75/55.3Nm/ft. lbs. 30.0/22.1

1:1 1000-1100liters/quarts 10/10.6kg/h/lb/h 0.013/0.029liters/quarts 2.8/2.6bar/psi 1.5-2/21.8-29 25 (35)liters/min/cfm 1870/66liters/min/cfm 26300/929kg/lbs 110/242.5V/Ah 12/66

Sound Pressure Level dB (A)Sound Pressure Level Polar Diagram Open Field at 7 Meters - No Load Running Engine.

3000 RPM2500 RPM2000 RPM1500 RPM

dB (A)

70

75

80

85

D1

D1

PAGE: 2 OF 4

D1 (mm) 136 [162+L1 (mm)] N (kW) n (RPM)D2 (mm) 204 [260+L2 (mm)] N (kW) n (RPM)Max. allowable axial load in both directions A-B = 600 kg/1323 lb

f

HP kW Nm Kgm

g/kWh g/HPh

RPM

HP kW Nm Kgm

g/kWh g/HPh

RPM

HP kW Nm Kgm

g/kWh g/HPh

RPM

PAGE: 3 OF 4 2008 by Kohler Co. KohlerEngines.com

Kohler DieselModel KD625-2

N Power Curve - 80/1269/CEE - ISO 1585 -NB Power Curve - ISO 3046/1 - IFN -NA Power Curve - ISO 3046/1 - ICXN -MN Torque Curve - (N curve)MB (B Curve - MA (A curve)C Specific Fuel Consumption - (NB curve)

Curves

Engine Power kW

RPM Intermittent (NB) Continuous (NA)3000 18.8 17.41800 13.5 12.01500 10.7 9.7

Output Power for Fixed Speed Application (Including Generator Sets)

KD625-2 NR @ 3000 RPM KD625-2 B2 NR @ 2800 RPM

KD625-2 @ 3000 RPM

billbRectangle

Relentless Power.Legendary Performance.

PAGE: 4 OF 4 KOHLER Co., Kohler, Wisconsin 53044 Tel: 920-457-4441 800-544-2441 Fax: 920-459-1570 KohlerEngines.com

Form TP-2615 5/08 2008 by Kohler Co. Printed in U.S.A.

Kohler DieselModel KD625-2

Technical Drawings

141.0/5.55 135.0/5.31168.0/6.61

186.0/7.32198.0/7.79

230.0/9.05216.0/8.50

195.0/7.67425.0/16.73

154.0/6.06

185.0/7.28

50.0/

1.96

75.0/

2.95

R11.0/0.43

107.0/

4.21

23.0/0.90

9.0/0.35

367.0/14

.44

161.0/6.33

557.0/21.9

141.0/5.55

340.0/13.38

144.0/5.66

217.0/8.54

188.0/7.40

178.0/7.00

599.0/23

.58

421.0/16

.51

229.0/9.01

178.0/7.00

176.6/6.95

164.0/6.45

434.0/17.08

285.0/11.22

162.0/6.37

162.0/6.37

397.0/15

.62

47.0/1.85

R115.0/

4.52

160.0/6.29 130.0/5.11

181.0/7.12100.0/3.93

325.0/12.79

633.0/24.92236.0/9.29 122.0/4.80 275.0/10.82

182.0/7.16

38.0/1.49

36.0/1.41

5.0/0.1914.0/0.55

94.0/3.7021.0/0.82

8.0/0.3152.0/2.04

207.0/8.14542.0/21.33

152.0/5.98166.0/6.53 54.0/2.12

31.0/

1.22

R320.0/12.59

6.0/0.23 13.0/0.51

120.0/4.72

48.0/1.88

60.0/2.36

10.0/0.3920.0/0.78

100.0/3.93

A

A

179.742/7.076

291.0/11.45

190.0/7.48

160.0/6.29.

60.0/2.36

Standard FeaturesElectric Start with 12 V Starter Motor and AlternatorManual Throttle Control (Fixed)Oil Bath Air Filter with Cyclonic PrefilterExternal Oil FilterOil Pressure SwitchCombined Manifold and Exhaust MufflerEngine FeetPower Take-Off on FlywheelKeyswitch PanelFuel Lift PumpCounter-Clockwise Rotation on Power Take-Off SideAutomatic Extra Fuel DeviceSound-Proofing

AccessoriesDifferent Guards According to UseRange of AlternatorsCompression ReleaseRemote Air FilterCyclonic Air PrefilterRange of Flywheels for Various ClutchesHydraulic Pump AdaptersRange of Fuel Tanks of Various SizesMufflers and Exhaust PipesControlsPulleys