{"product_id":"mr-gasket-performance-header-gaskets-153","title":"Mr. Gasket Performance Header Gaskets - 153","description":"Mr. Gasket Performance Header Gaskets are manufactured from a heavy duty high-temperature material, .062 inch thick, consisting of an acrylic binder system to resist high temperature. Provides excellent sealing and durability with maximum torque retention to eliminate gasket failure. While precision die-cut for an excellent fit, it can be trimmed if necessary for modified port applications. For original equipment replacement, higher performance street, drag race and oval track use.\u003cbr\u003e\u003cbr\u003eFits Chevrolet 396,402,427,454 Gen IV Big Blocks with Round Ports up to 1.85 x 1.90 inches.\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured from high-temperature acrylic blend exhaust material\u003c\/li\u003e\n\u003cli\u003eProvides excellent sealing and durability\u003c\/li\u003e\n\u003cli\u003ePrecision die-cut for an excellent fit\u003c\/li\u003e\n\u003cli\u003eCan be trimmed if necessary for modified port applications\u003c\/li\u003e\n\u003cli\u003eFor OE replacement, high performance street, drag race and oval track use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Details:\u003c\/strong\u003e Fits 1965-1990 Chevrolet 396-454 Big Block. Round Ports, 1.85 Inch x 1.90 Inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollector Gaskets Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e Chevrolet Big Block Mark IV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Line:\u003c\/strong\u003e Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Shape:\u003c\/strong\u003e Square\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort Size:\u003c\/strong\u003e 1.85 x 1.90 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Header Gaskets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e .062 IN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.25\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":49723170849006,"sku":"MRG-153","price":44.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/9110\/6798\/files\/2077aada4644db3007580220373f47460cd12dca.jpg?v=1791649557","url":"https:\/\/elmosspeedshop.com\/products\/mr-gasket-performance-header-gaskets-153","provider":"Elmo's Speed Shop","version":"1.0","type":"link"}