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1955-1991 Chevrolet Mr. Gasket Header Gasket 262-400 Gen I Small Block.

Item EK-61-878175-1
38 Reviews of Mr. Gasket
Our Price

$42.68

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      Product Information

      Features, Description, Q&A

      Features

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      • Heavy Duty Material, .062 Inch Thick
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      • Acrylic Binder System To Resist High Temperature
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      • Made For Sealing Exhaust Applications
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      • Provides Excellent Sealing And Durability
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      • Manufactured From High-Temperature Acrylic Blend Exhaust Material
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      • Can Be Trimmed If Necessary For Modified Port Applications
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      • For OE Replacement, High Performance Street, Drag Race And Oval Track Use
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      • Port Shape Is Square
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      • Port Size Is 1.45 Inch By 1.48 Inch
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      • Fits Chevrolet Gen I Small Block Engines From 1955 To 1991
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      Description

      High Performance Header Gasket. The Mr. Gasket 1955-1991 Chevrolet Mr. Gasket Header Gasket 262-400 Gen I Small Block is designed to provide a reliable seal for exhaust ports during high-performance and everyday driving conditions. It serves as a replacement gasket that ensures the exhaust system maintains proper sealing to maximize engine efficiency and prevent leaks.

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      Construction and Appearance. Constructed with a heavy-duty, .062 inch thick material made from a high-temperature acrylic blend, this gasket features an acrylic binder system that resists extreme heat. Its durable composition is optimized for withstanding the harsh conditions of exhaust gases, ensuring long-lasting performance.

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      Installation. Installation is straightforward, typically requiring no drilling. The gasket can also be trimmed as needed to accommodate modified port applications, allowing for flexible fitting adjustments.

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      Warranty. This product includes a manufacturer’s limited 90-day warranty for peace of mind.

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      Application. Fits Chevrolet Gen I Small Block engines ranging from 262 to 400 cubic inches produced between 1955 and 1991, featuring square port exhaust manifolds sized at 1.45 by 1.48 inches. It is suitable for OE replacement, high performance street use, as well as drag racing and oval track scenarios.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      4.5

      Reviews of Mr. Gasket Classic Exhaust Products (38)

      Questions & Answers

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