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1955-1991 Mr Gasket Ultra Seal Header Gaskets GEN 1 262-400 w/Square Port 1.45 Inch x 1.48

Item EK-61-878124-1
38 Reviews of Mr. Gasket
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$40.24

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      Product Information

      Features, Description, Q&A

      Features

      • Manufactured from high-temperature steel core with graphite-faced exhaust material
      • Expanded steel core provides stability and maximum torque retention to help prevent gasket failure
      • Graphite-impregnated facing offers excellent heat resistance and thermal conductivity, transferring heat away from the cylinder head
      • Material conforms to and seals minor surface irregularities
      • Can be trimmed if necessary for modified port applications
      • Designed for OE replacement, high-performance street, drag race, and oval track use
      • Fits 1955-1991 Chevrolet 262-400 Gen I small block square ports measuring 1.45 inch by 1.48 inch

      Description

      Premium Exhaust Sealing. The Mr. Gasket 1955-1991 Small Block Header Gaskets Gen 1 provide a secure seal between the cylinder head and exhaust headers or manifolds, preventing leaks and ensuring optimal engine performance. Designed specifically for Chevrolet 262-400 Gen I small block engines, these gaskets are suitable for high-performance street, drag race, and oval track applications.

      Construction and Appearance. These gaskets feature a high-temperature steel core combined with graphite-faced exhaust material. The expanded steel core ensures stability and helps retain torque, reducing the risk of gasket failure, while the graphite-facing provides excellent heat resistance and helps transfer heat away from the cylinder head. The gasket surface is smooth and resilient, sealing minor surface irregularities effectively.

      Installation. Installation is straightforward, with the gasket able to be trimmed to fit modified port applications if necessary, providing versatility for various performance upgrades.

      Warranty. Comes with a manufacturer's limited 90-day warranty. Application. Fits Chevrolet 262-400 Gen I small block engines with square ports measuring 1.45 inch by 1.48 inch, manufactured between 1955 and 1991.

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

      4.5

      Reviews of Mr. Gasket Classic Exhaust Products (38)

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