Description
PAI Industries 141294 oil pump assembly for Cummins N14 Celect / Celect Plus 14L engines, replacing Cummins 3803698 along with related service numbers 3609832, 3804633, 3865153, 3609828, and 3074196. New construction with a 32-tooth spur drive gear and 11-tooth steel internal gears, supplied with the 131361 gear-cover gasket (Cummins 3067613). Two-year PAI warranty.
Signs You Need a New Oil Pump
- Low oil pressure at idle or hot operating temperature (Cummins minimum hot idle ~10 psi)
- Oil pressure warning lamp / DDEC fault on cold start clearing slowly
- Excessive bearing wear or premature engine failures from chronic low-pressure operation
- Whining or scraping noise from the front cover area
- Visible scoring on the pump gears or housing during a top-end inspection
Specifications
| Manufacturer | PAI Industries |
|---|---|
| Part Number | 141294 |
| Part Type | Lubricating Oil Pump Assembly (New) |
| Engine Compatibility | Cummins N14 Celect / Celect Plus 14L |
| Drive Gear | 32-tooth spur gear |
| Internal Gears | 11-tooth, steel |
| O-Ring | None |
| Included Gasket | PAI 131361 (Cummins 3067613) |
| Warranty | 2 years |
Cross References
This part replaces or is equivalent to the following part numbers:
- Cummins: 3803698, 3609832, 3804633, 3865153, 3609828, 3074196, 3609835
- PAI Industries: 141294, 141294E (alternate / export packaging)
Applications
This oil pump fits the following engines:
- Cummins N14 Celect 14L (1991-1995, mechanical fuel system with electronic timing)
- Cummins N14 Celect Plus 14L (1995-2002, electronic fuel system)
Representative vehicles using these engines:
- Kenworth T600 / T800 / T2000 / W900 (1991-2002)
- Peterbilt 379 / 378 / 357 / 385 / 387 (1991-2002)
- Freightliner FLD120 / Classic / Century Class (1991-2002)
- Mack RD / CL / CH N14-equipped chassis (1991-2002)
- Marine, oilfield, generator, and industrial Cummins N14 packages
Verify your engine serial number and Celect / Celect Plus configuration before ordering. Replace the front cover gasket and inspect the drive gear and crankshaft front seal during installation.









