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3800342 | Cummins C-Series Upper Engine Gasket Set

Pricing: $247.73

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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.

  • Worried about quality? You'll receive equal or better quality compared to the OE at a much lower price.
  • Don't let purchasing a gasket set put you in panic mode. At HHP our ASE certified techs are here to help with all your engine needs.
  • This gasket set contains USA made sealing products which also have 100% asbestos-free material, so you can stay safe and go a million more miles.
  • Manufactured and assembled in an ISO 9001: 2008 certified facility, meaning you'll get quality and consistency you can count on!
  • Don't overpay for gasket set from the OEM when you can get one at HHP for a fraction of the cost and built to OEM specifications.


  • (1) Upper Engine Gasket Set
    • (1) O-Ring Seal
    • (1) Rectangular Ring Seal
    • (6) Exhaust Manifold Gaskets
    • (1) Turbo Oil Drain Gasket
    • (1) Cover Plate Gasket
    • (1) Valve Cover Gasket
    • (1) Flange Gasket
    • (1) Cylinder Head Gasket
    • (1) Intake Manifold Cover Gasket
    • (1) O-Ring Seal
    • (24) Valve Stem Seals
    • (1) Connection Gasket
    • (6) O-Ring Seals
    • (1) O-Ring Seal
    • (1) Gasket
    • (2) Seals
    • (6) Injector Seals
    • (1) Gasket
    • (4) Turbo Hose O-Ring Seals


2-Year Parts and Labor Warranty
OEM Applications:
  • 3800342
  • 4025238
  • 4089958

Technical Data


Fits Applications:


  • P021667
  • P021667
  • HHP
  • New


Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W9.8000” x H1.6000” x L36.2000”

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