Product Description
Genuine Cummins
Cummins 3927155 — Camshaft Thrust Plate / Retainer (5.9L)
MPN: 3927155 | Also Known As: camshaft thrust support, cam retainer plate | Use Case: Replace when installing a new camshaft or if endplay is out of spec
Why This Part
- ✓ OE retainer plate that controls camshaft endplay and keeps the cam located.
- ✓ Direct-fit for 1989–2002 Ram 5.9L Cummins (12V & 24V VP44).
- ✓ Hardened wear surface for long service life with stock cams.
- ✓ Ideal when installing a new cam or refreshing the timing set.
OE Fit Stock Replacement 1 Per Engine
Quick Specs
| Type | Camshaft thrust plate / retainer |
|---|---|
| OE Part # | 3927155 |
| Qty Required | 1 per engine (sold individually) |
| Notes | Replace mounting hardware if damaged; verify cam endplay after install |
Verified Fitment (Automotive)
| Year Range | Engine | Chassis |
|---|---|---|
| 1989–1998 | 5.9L Cummins 12-Valve (B-Series) | Ram 2500/3500 |
| 1998.5–2002 | 5.9L Cummins 24-Valve (VP44) | Ram 2500/3500 |
Notes: Not for 2003+ common-rail applications. Always verify by VIN/ESN.
Often Paired With
- Front cover gasket & seal (service timing set area)
- Camshaft & gear hardware (replace if worn or stretched)
- Engine oil & filter after any internal service
What’s In The Box
- (1) Genuine Cummins Camshaft Thrust Plate / Retainer (3927155)
- Mounting bolts/gaskets sold separately
Install Tips
- Clean mating surfaces; use proper torque and sequence on fasteners.
- Verify camshaft endplay is within specification after installation.
- Follow Cummins service manual procedures for timing cover reassembly.
FAQ
WILL THIS FIT MY 1989–2002 5.9L CUMMINS RAM?Yes—this retainer plate is used on 5.9L 12V and 24V VP44 engines (verify by VIN/ESN).
DO I NEED TO REPLACE IT WHEN INSTALLING A NEW CAMSHAFT?It’s recommended. The retainer controls cam endplay; a fresh OE plate helps ensure spec is maintained.
IS THIS AN OEM CUMMINS PART?Yes—genuine Cummins 3927155 for proper fit and durability.
WILL THIS WORK ON 2003+ COMMON-RAIL ENGINES?No—common-rail 5.9/6.7 applications use different hardware. Use this only on 1989–2002 engines.
ANY SPECIAL TOOLS OR MEASUREMENTS?Measure camshaft endplay after install with a dial indicator and compare to factory spec.
Product Videos
Custom Field
Vehicle Year 1989,1990,1991,1992,1993,1994,1995,1996,1997,1998,1999,2000,2001,2002
Vehicle Make DODGE
ENGINE 5.9L
