The Kohler KDI 3404 is a 3.4 L 4-cylinder turbo common rail engine rated at 1800 rpm, producing up to 112 kW. It powers generator sets from Kohler, including the 55REOZT4.
Part of the Kohler KDI 3404 engine family — 2 variants share parts & fitment.
| Displacement | 3.4 L |
|---|---|
| Cylinders | 4 |
| Aspiration | Turbo Common Rail |
| Rated speed | 1800 rpm |
| Gross power | 112 kW |
| Part # | Description | Category |
|---|---|---|
| 324586 | Battery, wet charged (12V, 950 CCA) | battery |
| GM61432 | Strap, Poly Battery | battery |
| X-545-252 | Cable, Battery (No.0 x 8”) Blk | battery |
| X-545-266 | Cable, battery (No.0 x 30”) red+ | battery |
| ED0053030050 | Fuel filter cartridge | oil_filter |
| 257046 | Guard, generator fan | other_service |
| 257442 | Clip, speed | other_service |
| ED0014603650-S | Six Nicks SN8 | other_service |
| GM71006 | Insulation, Exhaust Tube | other_service |
| GM88388 | Switch, Battery Disconnect | other_service |
| GM91129 | Fitting, Oil Pressure, 45kVA | other_service |
| GM93849-1 | Engine, KDI3404TCR | other_service |
| GM93865 | Tube, Flex Exhaust | other_service |
| GM94942 | Vibromount | other_service |
| X-217-12 | Pipe, Nipple (1/8” npt x 2.00”) | other_service |
| X-352-63 | Stud, 3/8-16 x 4 in. | other_service |
| X-400-132 | Spacer, 0.406 ID x 0.625 OD x 2.531 in. | other_service |
| X-555-2 | Elbow, street (90 deg x 1/8”nptf) | other_service |
| X-6210-9 | Nut, flange spiralock, 3/8-16 | other_service |
| X-801-3 | Washer, hardened, 0.406 ID x 0.812 OD | other_service |
| 343473 | Sender, oil pressure | sensor |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
The Kohler KDI 3404 has a displacement of 3.4 liters with 4 cylinders.
The Kohler KDI 3404 powers 1 generator set(s), including Kohler 55REOZT4.