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Specifications

The PAI 331543 / 331-543 Water Pump Gasket Set (available via Wofford Truck Parts) is engineered for high-durability sealing of the water pump interface on Caterpillar engines. It is a direct replacement for Cat 3136851 and includes cross references to 313-6851, 3142522, 314-2522, 3142771, 314-2771 for broader compatibility.



This gasket set contains all necessary gaskets and seals to reinstall or rebuild the water pump without leakage risks — critical for preserving coolant flow, preventing cavitation, and maintaining engine thermal balance. The materials are matched to OEM specifications for temperature and pressure endurance. PAI tests its gasket kits to tolerate engine thermal cycles and vibration. Always confirm match with your engine model and pump housing before ordering.


Weight
0.11

Compatibility

Kenworth (T600 / T800 / W900 / T2000 / T660 / T680)2004–2008

Peterbilt (379 / 377 / 387 / 378 / 389 series)2003–2008

Freightliner (Century / Columbia / Coronado / Argosy / FLD)2003–2008

Volvo (VN / VNL series)2004–2008

International / Navistar (9400 / 9200 / 9900 / ProStar)2003–2008

Mack (selected heavy/vocational models)2003–2008

Specialty/coach/RV & vocational chassis2003–2008


Alternative Part Numbers

313-6851
3136851
3142522
314-2522
3142771
314-2771

Related Parts

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