{"product_id":"exh-gskt-bb-chev-sq-port","title":"Performance Header Gaskets Fits 1965-1990 Chevrolet 396-454 Big Block Round Ports, 1.85 Inch x 1.90 Inch Mr Gasket","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 153\u003c\/p\u003e\u003cp\u003eMr. 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 1.8 Inch x 1.90 inches.Manufactured from high-temperature acrylic blend exhaust materialProvides excellent sealing and durabilityPrecision die-cut for an excellent fitCan be trimmed if necessary for modified port applicationsFor OE replacement, high performance street, drag race and oval track useDetails:Collector Gaskets Included: NoEmission Code: 5Gasket Line: PerformancePort Shape: SquarePort Size: 1.85 x 1.90Warranty: Manufacturer's Limited 90 Day Warranty\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\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\u003cp\u003eFits 1965-1990 Chevrolet 396-454 Big Block. Round Ports, 1.85 Inch x 1.90 Inch\u003c\/p\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":51827484000568,"sku":"M00S 153","price":237.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-521303-7064145-square.webp?v=1774557706","url":"https:\/\/store.motormia.co\/products\/exh-gskt-bb-chev-sq-port","provider":"MOTORMIA","version":"1.0","type":"link"}