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Mr. Gasket

Mr. Gasket Performance Intake Manifold Gaskets

Fits 1965-1976 Oldsmobile 400-455

Part # 404 Be the first to write a review
Estimated shipping date: 11/26/2021
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Mr. Gasket Performance Series intake gaskets are manufactured from cellulose/nitrile composition gasket material. They provide excellent sealing and durability. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track.


  • Performance Material - Cellulose/Nitrile Composition Gasket Material
  • Intake Gaskets are .060" Thick
  • Can Be Trimmed if Necessary for Modified Port Applications
  • Comes with Manifold End Seals and Distributor Gasket
  • OE replacement for high performance street, drag race, and oval track usage.

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

Brand Mr. Gasket
Emission Code5
EngineOldsmobile V8
Port ShapeRectangle
Product TypeIntake Gaskets
WarrantyLimited 90 Day Warranty
Part Number404

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Limited 90 Day Warranty: See Details

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.