Kohler Diesel Air-Cooled
The diesel engine delivers the Performance Engineering standards you've come to expect from KOHLER. The direct injection system produces increased power and lower fuel consumption. Full pressure lubrication offers superior cooling and performance combined with full-flow oil filters for longer engine and component life. Air cooling, horizontal shaft, single-cylinder design, and a cast iron liner set the standard for power and engineering excellence all backed with a 3-year full warranty.
HP |
Shaft |
Cylinders |
Cooling |
Fuel Type |
Status |
| 9.8 | Horizontal | Single | Air | Diesel | Retired |
Aluminum crankcase with re-borable cast iron cylinder liner provides extra protection in tough environments while full-pressure lubrication with full-flow filter ensures continuous oil flow to critical parts, extending the engine life.
Direct injection delivers increased power and lower fuel consumption.
Four-stroke, cast iron liner, direct injection, fully pressurized lubrication
Model |
Diesel KD400 |
| J1940 Power hp(kW) 1 | 9.8 (7.3) |
| Displacement cu in (cc) | 24.5 (401) |
| Bore in (mm) | 3.2 (82) |
| Stroke in (mm) | 3 (76) |
| Peak Torque lbs. ft (Nm) | 16.6 (22.5) |
| Compression Ratio | 20.3:1 |
| Dry Weight lbs (kg) | 99.1 (45) |
| Oil Capacity U.S. quarts (L) | 1.6 (1.5) |
| Lubrication | Full pressure w/full-flow filter |
| Dimensions L x W x H in | 13.2 x 15.9 x 20.2 |
Engine Series Name and Model
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