No Image Available

4089819OS | Cummins B-Series Upper Gasket Set

Pricing: $372.95

Customize Your Item



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.

  • This gasket set is made with quality you can trust because it's manufactured and assembled in an ISO 9001: 2008 certified facility.
  • The USA made sealing products within this set are made with 100% asbestos-free material.
  • For each gasket set, proper material selection is based upon pressure, temperature variations and contact with many fluids and surfaces to ensure maximum engine performance.
  • To top it off, this gasket set is built to OEM specifications. In other words, you'll receive parts that fit your engine just right!


  • (1) Upper Gasket Set
    • (1) Breather Mounting Seal
    • (3) Sealing Washers
    • (6) Gaskets
    • (1) Intake Manifold Cover Gasket
    • (6) O-Ring Seals
    • (2) Gaskets
    • (1) Oil Drain Gasket
    • (1) Turbocharger Gasket
    • (1) Rocker Cover Gasket
    • (1) Thermostat Seal
    • (1) Rocker Cover Housing Gasket
    • (6) O-Ring Seals
    • (12) Valve Stem Seals
    • (12) Valve Stem Seals
    • (2) Lock Plates
    • (6) O-Ring Seals
    • (1) Cylinder Head Gasket
    • (1) Cylinder Head Gasket
    • (1) O-Ring Seal
    • (2) O-Ring Seals
    • (1) O-Ring Seal
    • (2) Turbo Hose O-Ring Seal
    • (1) O-Ring Seal
    • (11) Sealing Washers
    • (6) Mid Range XPI Injector Seals
    • (6) Exhaust Manifold Gaskets


2-Year Parts and Labor Warranty
OEM Applications:
  • 4089819OS

Technical Data

For OS Pistons & Salvage Sleeves
Fits Applications:
ISB/QSB 4-Valve

Cummins B-Series Engine Specifications:
Year: 1983-1998
Liter: 3.9
CID: 239
Cylinders: L 4
Bore/Stroke: 4.0157-4.0173", 4.724"
Compression Ratio: 16.3:1 Ratio
Firing Order: 1-3-4-2

Tune-Up Specifications:
Oil Pressure At Idle: 30 Psi at 1300Rpm
Oil Pressure: -
Intake Valve Lash: .010" Cold
Exhaust Valve Lash: .025" Cold


  • P023305
  • P023305
  • HHP
  • New


Shipping Information

  • Item Requires Shipping
  • 6.0 lbs.
  • W10.0000” x H1.5000” x L36.0000”

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.