The Kohler KDW1404-H is a 1.37 L 4-cylinder engine rated at 3000 rpm. It powers generator sets from Kohler and SDMO, including the KK21H and K21. It holds 3.3 L (0.9 gal) of oil and 5 L (1.3 gal) of coolant.
Part of the Kohler KDW1404 engine family — 2 variants share parts & fitment.
| Oil capacity | 3.3 L |
|---|---|
| Coolant capacity | 5.0 L |
| Displacement | 1.37 L |
| Cylinders | 4 |
| Rated speed | 3000 rpm |
Shared across brands: Kohler, SDMO
| Part # | Description | Category |
|---|---|---|
| F100-0006 | Accelerator pedal, type: Gasoline engine (designed as shown in Fig. 1.26) | accelerator_pedal |
| F100-0001 | Charging generator, voltage: 12 V, output: 50 A, generation: 3-phase a.c., drive: V-belt drive, pulley ratio 1:2.15 | charging_generator |
| F100-0004 | Fan belt, tension: 10 mm at the span when pressed by a finger pressure of about 98.1 N {10 kgf} | fan_belt |
| F100-0003 | Water and oil capacities, lubrication oil: 3.8 liter [1 gal], (oil pan 3.8 liter [1 gal], oil filter 0.38 liter [0.08 gal]) | fluid_capacity |
| ED0053029340 | Rocker arm cover gasket | gasket |
| F100-0002 | Voltage regulator, type: Transistor type (built in charging generator) | regulator |
| F100-0005 | Reserve tank, coolant concentration: 30% for general-climate regions, 50% for cold regions | reservoir_tank |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Kohler KDW1404-H engine has an oil capacity of 3.3 liters.
The Kohler KDW1404-H has a displacement of 1.37 liters with 4 cylinders.
The Kohler KDW1404-H powers 2 generator set(s), including Kohler KK21H, SDMO K21.