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Mr. Gasket Performance Header Gaskets

Fits 1968-1988 Ford 429/460 Big Block Except Cobra Jet. Rectangular Ports, 1.25 Inch X 2.08 Inch

PART# 259G

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$25.44   Suggested Retail
$20.61   Holleydays Price
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Mr. Gasket's Performance exhaust gasket material is a heavy duty material, .062˝ thick, consisting of an acrylic binder system to resist high temperature. This material is made for sealing exhaust applications. Provides excellent sealing and durability.


  • Manufactured from high-temperature acrylic blend exhaust material
  • Provides excellent sealing and durability
  • Can be trimmed if necessary for modified port applications
  • For OE replacement, high performance street, drag race and oval track use


BrandMr. Gasket
Collector Gaskets IncludedNo
Emission Code5
EngineFord Big Block
Gasket LinePerformance
Port ShapeOval
Port Size1.25" x 2.08"
Product TypeHeader Gaskets
WarrantyLimited 90 Day Warranty
Part Number259G


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.

Warranty Information

Limited 90 Day Warranty: See Details


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      *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.

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