Product Description
Interstate-McBee M-3941253 Pushrod — 98.5–18 5.9L/6.7L Cummins (Aftermarket Replacement)
OEM-style replacement pushrod for Cummins ISB 5.9L & 6.7L (24-valve) engines. The Interstate-McBee M-3941253 matches the form, fit, and function of Cummins 3941253 for reliable valvetrain operation on 1998.5–2018 Dodge/Ram applications.
- Direct OEM cross: Replaces Cummins 3941253 pushrod.
- Precise valve timing support: Built to OEM geometry for consistent lash and stable lift.
- Durable construction: Quality materials and finish for long service life.
- Aftermarket value: Interstate-McBee quality at a fraction of OEM pricing.
Specifications
| Brand | Interstate-McBee |
|---|---|
| Part Number | M-3941253 |
| OEM Cross-Reference | 3941253 (Cummins) |
| Engine Family | Cummins B / ISB / ISB 6.7 (24-valve) |
| Position | Valvetrain — Pushrod |
| Sold As | Single pushrod (qty 1) |
Vehicle Fitment
Always verify using your engine serial number (ESN) for exact compatibility.
- Dodge/Ram 2500 & 3500 — 5.9L Cummins (24V)
- 1998.5–2002 ISB 5.9L (24-valve)
- 2003–2007 5.9L Common Rail (24-valve)
- Ram 2500/3500 — 6.7L Cummins (24V)
- 2007.5–2018 ISB 6.7L (24-valve)
- Industrial/Commercial: Applicable B/ISB/QSB variants where OEM 3941253 is specified (confirm by ESN).
What’s Included
- (1) Interstate-McBee M-3941253 pushrod
Install Notes
- Inspect old pushrods for straightness and tip wear; replace any suspect components.
- Follow Cummins service manual for removal/installation and valve lash procedures.
- Pair with new tappets if wear is present; verify correct rocker geometry after install.
Warranty
Interstate-McBee new engine parts carry manufacturer warranty coverage. Valve-train components are typically covered for 12 months from installation. Contact us for specific coverage details for this part.
Why Buy From CPP Diesel
- ESN-verified fitment support from real diesel techs
- Fast shipping, easy returns
- Deep Cummins B-Series inventory for one-trip repairs
FAQ
Is this the OEM-equivalent replacement for Cummins 3941253?Yes. Interstate-McBee M-3941253 is an OEM-style replacement that cross-references Cummins 3941253.
Will it fit both 5.9L and 6.7L 24-valve engines?
Yes—listed for 1998.5–2018 Dodge/Ram 5.9L and 6.7L Cummins 24-valve applications (verify by ESN for edge cases).
How many do I need?
Sold individually. One engine requires 12 pushrods; order quantity accordingly.
What about performance builds?
For high-HP/boost builds, consider chromoly 7/16" upgrade pushrods (sold as sets). This OEM-style part is ideal for stock or near-stock use.
