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Premium Engine Overhaul Kit - MLS Head Gaskets - Big Block Chevy - Rectangle Port

Mr. Gasket engine overhaul kit provides the gaskets and parts that you need to improve the durability of your Big Block Chevy 1965-'90 w/ Rectangle Port Heads.

PART# 6104G

$386.95   Suggested Retail
$347.95   Your Price
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Overview

Chevy Overhaul Gasket Kit - 396/454/502 1965-'90 Designed for maximum sealing for bi-metal (cast iron block/aluminum cylinder head) engines used in professional race and high performance street engines. Multi-Layered Stainless Steel (MLS) cylinder head gaskets, Ultra Seal III intake manifold, timing cover, water pump, and fuel pump gaskets. Molded rubber with steel carrier valve cover gaskets. Remainder of gaskets and seals are high quality Mr. Gasket. For OE replacement, high performance street, drag race and oval track.

Features:

  • Includes: High Quality Gaskets for a Complete Rebuild
  • MLS Head Gaskets

Specs

BrandMr. Gasket
Emission Code1
EngineChevrolet Big Block Mark IV
Exhaust Port ShapeSquare
Exhaust Port Size1.85" x 1.90"
Head Gasket Bore4.370"
Head Gasket Compressed Thickness.040"
Head Gasket MaterialMLS - Multi-Layer Steel
Header Gasket MaterialUltra-seal
Header Gasket Thickness.062"
Intake Manifold Gasket MaterialUltra-seal
Intake Manifold Gasket Thickness.060"
Intake Port ShapeRectangular
Intake Port Size1.75" x 2.50"
Oil Pan Gasket MaterialMolded Rubber w/ Steel Carrier
One Piece Oil Pan GasketYes
Product TypeGasket Kits
Rear Main Seal StyleTwo Piece
Valve Cover Gasket MaterialUltra Seal
Valve Cover Gasket Thickness.187"
Weight2.1000

Service Parts

Emissions

This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
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    *Free Shipping & Handling only offered to the continental US on orders over $100.

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