Product Description
Cummins 3919683 — Timing Pin Housing (12-Valve)
MPN: 3919683 | Also Known As: timing housing, timing pin holder | Function: Holds the timing pin used to set injection timing on 12-valve engines
Why This Part
- ✓ OE accuracy—precise alignment for timing-pin engagement on 12V engines.
- ✓ Direct-fit for 1989–1998 Ram 5.9L 12-valve (VE ’89–’93, P7100 ’94–’98).
- ✓ Durable OE construction for long service life.
- ✓ Restores proper timing service after damage or missing parts.
Quick Specs
| Type | Timing pin housing (holder) |
|---|---|
| OE Part # | 3919683 |
| Qty Required | 1 per engine (sold individually) |
| Related Service Parts | Timing Pin 3903924 · O-Ring 3913994 · Retaining Ring 3904849 · Housing Seal 3915772 |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 1989–1993 | 5.9L 12V (VE-pumped) | D/W 250/350 |
| 1994–1998 | 5.9L 12V (P7100) | Ram 2500/3500 |
Industrial/Off-Highway: Also used on B-Series engines (e.g., 4BT/6BT/6CT) in various equipment—verify by ESN before ordering.
Often Paired With
- Timing Pin: Cummins 3903924 (’89–’98 12V)
- Timing Pin O-Ring: Cummins 3913994
- Housing Seal (Rectangular): Cummins 3915772
- Retaining Ring: Cummins 3904849
What’s In The Box
- (1) Genuine Cummins Timing Pin Housing (3919683)
- Timing pin, seals, and hardware sold separately (see “Often Paired With”).
Install Tips
- Clean mounting surfaces; inspect for cracks/wear.
- Install with new O-rings/seals; torque fasteners to spec.
- Verify free movement of the timing pin after installation.
FAQ
WILL THIS FIT MY 1989–1998 12-VALVE 5.9L CUMMINS?Yes—this is the OE timing pin housing for 1989–1998 12-valve 5.9L applications. Verify by VIN/ESN if components have been swapped.
WHAT OTHER PARTS DO I NEED TO SERVICE THE TIMING PIN?Common add-ons: timing pin 3903924, O-ring 3913994, retaining ring 3904849, and housing seal 3915772.
IS THIS A GENUINE CUMMINS PART?Yes—OE Cummins 3919683 for proper fit and durability.
DOES THIS WORK ON INDUSTRIAL 4BT/6BT/6CT?Often yes, but industrial engines vary. Check by Engine Serial Number (ESN) before ordering.
WHAT IF MY HOUSING IS STUCK OR DAMAGED?Replace the housing and seals, clean the bore, and confirm the timing pin moves freely to ensure accurate timing.
