Cummins / NHTSA ENGINE REFERENCE
X11.9G/ X12G
Cummins: CUMMINS X11.9G/ X12G
Official government source · not independently verified
This is a source-reported engine-model reference. Exact vehicle applications and installation years are not established by this reference alone.
Displacement12000 cm³
Cylinders6
Source power range320–400 hp≈ 238.6 kW to ≈ 298.3 kW
Vehicle application years—
The recorded application
| Engine model code | X11.9G/ X12G |
|---|---|
| Vehicle / reference context | Cummins: CUMMINS X11.9G/ X12G |
| Vehicle model year | Not recorded |
| Years this engine was fitted | Not recorded |
| Engine manufacturer (source-reported) | Cummins |
| Displacement (litres) | Not recorded |
| Drivetrain | Not recorded |
| Transmission | Not recorded |
| Fuel | Not recorded |
| Powertrain type | Not recorded |
| EPA model-type index (not an engine code) | Not recorded |
| Original motor descriptor | Not recorded |
Original source fields
- EngineHP
- 320
- EngineHP_to
- 400
- EngineCycles
- 4
- DisplacementL
- 12
- EngineCylinders
- 6
- FuelTypePrimary
- Natural Gas
- OtherEngineInfo
- horsepower: 320, 330, 350, 385, 400
- EngineManufacturer
- Cummins
- EngineConfiguration
- In-Line