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3930906 | Cummins 4B/6B Rocker Cover Gasket

Pricing: $2.27

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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 warranty. How?s that for an aftermarket part?

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

  • Replace your worn out gasket with a brand new one built to OEM specifications!
  • Our ASE certified techs are here to help with all your engine part needs. You can rest assured you'll get the right part.
  • Plus, each gasket will meet or exceed OEM quality, all at a much lower price.
  • You deserve quality and that's why this rocker cover gasket is manufactured and assembled in an ISO 9001: 2008 certified facility.


  • (1) Rocker Cover Gasket


2-Year Parts and Labor Warranty
OEM Applications:
  • 3902494
  • 3902666
  • 3930906
  • C3930906
  • CUM3930906
  • HE3902666
  • J930906

Technical Data

For Model 4B - 4 are Required
For Model 6B - 6 are Required

5L x 4W x .02H


  • P022477
  • P022477
  • HHP
  • New


Shipping Information

  • Item Requires Shipping
  • 0.0 lbs.
  • W7.0000” x H2.0000” x L6.0000”

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