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Mr. Gasket Copper Seal Header Gaskets 7158MRG

Mr. Gasket Copper Seal Header Gaskets 7158MRG
$93.99 ea
NEWARRIVING SOONEstimated Ship Date 12/11/2024 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 11/24/2024
Model: 4012201
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Mr. Gasket CopperSEAL Header Gaskets are a high quality copper gasket that performs extremely well and are reusable. We recommend this in all racing and high performance applications. They are for stock heads unless indicated, and work well in high heat and turbocharged applications.
Features:
  • Manufactured from “Dead Soft” (solid) .043" thick copper material
  • .051" embossment around each exhaust port to seal irregular surfaces. Total gasket thickness .094"
  • Provides excellent sealing and durability
  • Conforms to and seals minor surface irregularities
  • For high performance street, drag race, oval track and turbocharged (extreme heat) applications

Downloads:

Download Name File Size
mr_gasket_instructions_copperseal_exhaust_gaskets.pdf74.66KB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Chevrolet Bel Air Base 1965 6.5L / 396 / V8
Chevrolet Bel Air Base 1966 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1967 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1968 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1969 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1970 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Bel Air Base 1971 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Bel Air Base 1972 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Bel Air Base 1973 7.4L / 454 / V8
Chevrolet Bel Air Base 1974 7.4L / 454 / V8
Chevrolet Bel Air Base 1975 7.4L / 454 / V8
Chevrolet Biscayne Base 1965 6.5L / 396 / V8
Chevrolet Biscayne Base 1966 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Biscayne Base 1967 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Biscayne Base 1968 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Biscayne Base 1969 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Biscayne Base 1970 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Biscayne Base 1971 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Biscayne Base 1972 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Brookwood Base 1969 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Brookwood Base 1970 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Brookwood Base 1971 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Brookwood Base 1972 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Caprice Base 1966 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1967 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1968 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1969 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1970 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Caprice Base 1971 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Caprice Base 1972 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Caprice Classic Estate 1976 7.4L / 454 / V8
Chevrolet Caprice Classic Landau 1976 7.4L / 454 / V8
Chevrolet Caprice Classic Sport 1975 7.4L / 454 / V8
Chevrolet Caprice Classic Sport 1976 7.4L / 454 / V8
Chevrolet Caprice Classic 1973 7.4L / 454 / V8
Chevrolet Caprice Classic 1974 7.4L / 454 / V8
Chevrolet Caprice Classic 1975 7.4L / 454 / V8
Chevrolet Caprice Classic 1976 7.4L / 454 / V8
Chevrolet Caprice Estate Wagon 1975 7.4L / 454 / V8
Chevrolet Caprice Estate 1973 7.4L / 454 / V8
Chevrolet Caprice Estate 1974 7.4L / 454 / V8
Chevrolet Estate Base 1969 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Estate Base 1970 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Impala Base 1965 6.5L / 396 / V8
Chevrolet Impala Base 1966 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Impala Base 1967 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Impala Base 1968 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Impala Base 1969 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Impala Base 1970 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Impala Base 1971 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Impala Base 1972 6.6L / 402 / V8
7.4L / 454 / V8
Chevrolet Impala Base 1973 7.4L / 454 / V8
Chevrolet Impala Base 1974 7.4L / 454 / V8
Chevrolet Impala Base 1975 7.4L / 454 / V8
Chevrolet Impala Base 1976 7.4L / 454 / V8
Chevrolet Impala Custom Landau 1976 7.4L / 454 / V8
Chevrolet Impala Custom 1975 7.4L / 454 / V8
Chevrolet Impala Custom 1976 7.4L / 454 / V8
Chevrolet Impala SS 1965 6.5L / 396 / V8
Chevrolet Impala SS 1966 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Impala SS 1967 6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Impala S 1976 7.4L / 454 / V8
Chevrolet Impala Sport 1975 7.4L / 454 / V8
Chevrolet Impala Sport 1976 7.4L / 454 / V8
Chevrolet Townsman Base 1969 7.0L / 427 / V8
6.5L / 396 / V8
Chevrolet Townsman Base 1970 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Townsman Base 1971 7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Townsman Base 1972 7.4L / 454 / V8
6.6L / 402 / V8

Specifications:

Collector Gaskets Included No
Emission Code 5
Engine Chevrolet Big Block Mark IV
Gasket Line Copper-Seal
Material Copper
Part Type Exhaust Manifold Gasket Set
Port Shape Square
Port Size 1.85" x 1.90"
Product Type Header Gaskets
Thickness .094"
Warranty Limited 90 Day Warranty TX, Limited 90 Day Warranty
Weight 0.6900

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