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Specifications

The PAI Industries 331426 Cover Gasket is engineered to deliver robust sealing performance in heavy duty diesel engines, including Caterpillar engines such as 3406E, C15, C16, and C18 series. Made in the USA, this gasket replaces OEM part CAT2685589 and is precision‑manufactured to strict quality standards for a tight, long‑lasting engine seal. It prevents oil leaks at the flywheel housing cover, helping maintain engine efficiency and minimizing downtime. Suitable for professional mechanics, fleets, and owner‑operators, this part is built for demanding environments where reliability and durability matter most.
Weight
0.03

Compatibility

Freightliner Cascadia (various model years with applicable Cat engines)
Kenworth T800 / W900 (engines equipped with Caterpillar)
Peterbilt 379 / 389 (with Caterpillar power)
Volvo / Mack truck models with Cat engines
International trucks with Cat engine options

Alternative Part Numbers

  • 2685589
  • CAT2685589

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