Product Description
Genuine Cummins
Cummins 3923083 — P7100 Injection Pump Oil Feed Line (Braided)
MPN: 3923083 | Also Known As: injection pump oil supply line, flexible hose | Application: P7100 oil feed
Why This Part
- ✓ OE braided hose to feed clean, pressurized oil to the P7100 injection pump.
- ✓ Direct-fit for 1994–1998 12-valve 5.9L (2nd Gen Ram).
- ✓ Restores proper lubrication & reliability to the P-pump.
- ✓ Genuine Cummins build quality for long service life.
OE Fit Stock Replacement 1 Per Engine
Quick Specs
| Type | Flexible oil supply hose (P7100 feed) |
|---|---|
| OE Part # | 3923083 |
| Qty Required | 1 per engine (sold individually) |
| Notes | Braided protective jacket; drop-in replacement for the factory line |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 1994–1998 | 5.9L 12-Valve (6BT) with P7100 | Ram 2500/3500 |
Industrial/Off-Highway: Used primarily on B-Series 5.9L (Euro 2) and related industrial ISB/QSB variants—verify by ESN for non-automotive equipment.
Often Paired With
- Oil Fitting: Cummins 3932321 (’94–’98)
- Female Branch Tee (Vacuum/Injection Pump): Cummins 3924346 (’94–’98)
- Fresh oil & filter after any oil system service
What’s In The Box
- (1) Genuine Cummins P7100 Oil Feed Line (3923083)
- Fittings/tees sold separately (see “Often Paired With”).
Install Tips
- Inspect fittings and tee for wear; replace if rounded, leaking, or contaminated.
- Route per factory path; avoid sharp bends/kinks and contact with hot or moving parts.
- Prime, start, and inspect for leaks; recheck after first heat cycle.
FAQ
WILL THIS FIT MY 1994–1998 12-VALVE CUMMINS?Yes—3923083 is the OE oil supply line for the P7100 injection pump on 1994–1998 5.9L 12-valve Ram 2500/3500 (verify by VIN/ESN).
IS THIS THE FEED LINE FOR THE P7100 (P-PUMP)?Correct—this flexible braided hose supplies engine oil to the P7100 pump.
DO I NEED ADDITIONAL FITTINGS OR A TEE?Common related parts are 3932321 (oil fitting) and 3924346 (female branch tee). Replace if damaged or leaking.
IS THIS A GENUINE CUMMINS PART?Yes—OE Cummins 3923083 for proper fit and durability.
WILL THIS FIT 24-VALVE OR COMMON-RAIL TRUCKS?No—this listing targets the 12-valve (1994–1998) with P7100. Later engines use different parts.
Product Videos
Custom Field
Vehicle Year 1994,1995,1996,1997,1998
Vehicle Make DODGE
ENGINE 5.9L
