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Exterior Components› Body Panels and Components

Mr. Gasket

Copper Seal Header Gaskets Flat Fits 1955-1991 Chevrolet 262-400 Gen I Small Block Round Ports Mr Gasket

$79.95 $73.55 Save $6.40

SKU: M00S 7150MRG

In Stock
In Stock
Ships by Jul 29
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Mr. Gasket Copper Seal Header Gaskets are made from dead-soft solid copper with a .043 inch thickness. These gaskets feature a .051 inch embossment around each port to seal irregular surfaces, resulting in a total gasket thickness of .094 inch. They provide excellent sealing and durability, conforming to and sealing minor surface irregularities.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandMr. Gasket
Part NumberM00S 7150MRG

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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