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3966342 | Cummins Cylinder Head Gasket, New

Pricing: $209.00

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These aren't your grandpa’s gaskets.

A blown gasket can be anything from a minor annoyance to leaving you stranded on the side of the road. You don’t have to put up with whatever gasket you can get your hands on; our gaskets are engineered to withstand anything you throw at it and last well into another million miles. No doubt about it, these are some of the best gaskets on the market.

It's no secret that diesel engine parts can cost an arm and a leg. That’s where HHP steps in. We offer premium aftermarket gaskets at up to 50% off OEM prices. While most believe aftermarket retailers sell cheap gaskets with zero warranty, packed in a dusty box from who knows where, HHP is here to kick that stereotype to the curb. HHP provides gaskets fabricated for unstoppable performance and a 2-Year Parts and Labor Warranty. How’s that for an aftermarket part?

Need a little extra proof? Let's talk shop.

  • Get an equal or better quality Cylinder Head Gasket compared to the OE, at a much lower cost. It's the best of both worlds!
  • Crafted with the correct materials ensuring your gasket has excellent performance in functionality and sealibility. Why sacrifice quality if you don't have to?
  • HHP has got you covered. We ensure your Cylinder Head Gasket is built to OEM specifications, giving you proper fit and function to maximize your engine.
  • Sleep peacefully at night know your gasket was manufactured and assembled in an ISO 9001:2008 facility, ensuring quality and consistency. 
  • To make sure proper sealing is maintained, this Cylinder Head Gasket features a seal ring that has been moved outward.


  • (1) Cylinder Head Gasket


2-Year Parts and Labor Warranty

OEM Applications:

  • 3966342

Technical Data

Fits Applications:
Cummins ISB


  • P023057
  • P023057
  • HHP
  • New


Shipping Information

  • Item Requires Shipping
  • 2.2 lbs.
  • W10.0000” x H0.2500” x L37.0000”

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