{"product_id":"sbc-305-head-gasket-1-piece","title":"Ultra-Seal Head Gasket 1957-1995 Chevrolet 262, 267, 283, 305 Gen I Small Block 3.870 Inch Gasket Bore Mr Gasket","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 5780G\u003c\/p\u003e\u003cp\u003eMr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core\/perforated steel outer layers) composite construction.The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing Gasket burn-out. They provide excellent stability, compressibility and high temperature endurance.A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads.Suitable for high performance street, drag race and oval track use. Sold individually.Gasket Bore 3.870 inch, Compressed thickness 0.028 inchFive layer (graphite core\/perforated steel outer layers) composite constructionGraphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing Gasket burn-outProvides excellent stability, compressibility and high temperature enduranceCoated with high temperature silicone to ensure sealing of engine fluidsWill not brinell (indent) aluminum cylinder headsFor high performance street, drag race and oval track useDetails:Engine: Small Block ChevyCompressed Thickness: 0.028Compression Ratio: Up to 14:1Emission Code: 5Gasket Bore: 3.87Gasket Line: Ultra-SealMaterial: Graphite SteelQuantity Per Pkg.: 1Warranty: Manufacturer's Limited 90 Day Warranty\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFive layer (graphite core\/perforated steel outer layers) composite construction\u003c\/li\u003e\n\u003cli\u003eGraphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing gasket burn-out\u003c\/li\u003e\n\u003cli\u003eProvides excellent stability, compressibility and high temperature endurance\u003c\/li\u003e\n\u003cli\u003eCoated with high temperature silicone to ensure sealing of engine fluids\u003c\/li\u003e\n\u003cli\u003eWill not brinell (indent) aluminum cylinder heads\u003c\/li\u003e\n\u003cli\u003eFor high performance street, drag race and oval track use\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCylinder Head Gasket - Ultra-Seal - 3.870 in Bore - 0.028 in Compression Thickness - Driver Side - Rubber Coated Steel \/ Graphite - GM LS-Series - Each\u003c\/p\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":51827638960440,"sku":"M00S 5780G","price":274.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/2858006.jpg?v=1776162024","url":"https:\/\/store.motormia.co\/products\/sbc-305-head-gasket-1-piece","provider":"MOTORMIA","version":"1.0","type":"link"}