{"product_id":"ultra-seal-head-1957-1991-chevrolet-283-350-gen-i-small-block-4-100-inch-bore-028-inch-compressed-thickness-mr-gasket","title":"Ultra-Seal Head 1957-1991 Chevrolet 283-350 Gen I Small Block 4.100 Inch Bore .028 Inch Compressed Thickness Mr Gasket","description":"\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.\u003c\/p\u003e \u003cp\u003eThey provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids.\u003c\/p\u003e \u003cp\u003eCompatible 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.\u003c\/p\u003e \u003cp\u003eSold individually.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Gasket bore 4.100 inch, Compressed thickness 0.028 Inch\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFive layer (graphite core\/perforated steel outer layers) composite construction\u003c\/li\u003e \u003cli\u003eGraphite core is excellent transfering heat away from hot spots in head preventing Gasket burn-out.\u003c\/li\u003e \u003cli\u003eProvides excellent stability, compressibility and high temperature endurance\u003c\/li\u003e \u003cli\u003eCoated with high temperature silicone to ensure sealing of engine fluids\u003c\/li\u003e \u003cli\u003eWill not brinell (indent) aluminum cylinder heads\u003c\/li\u003e \u003cli\u003eFor high performance street, drag race and oval track use\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEngine: Small Block Chevy\u003c\/li\u003e \u003cli\u003eCompressed Thickness: 0.028\u003c\/li\u003e \u003cli\u003eCompression Ratio: Up to 14:1\u003c\/li\u003e \u003cli\u003eCylinder Bore Diameter: 4.1\u003c\/li\u003e \u003cli\u003eEmission Code: 5\u003c\/li\u003e \u003cli\u003eGasket Bore: 4.1\u003c\/li\u003e \u003cli\u003eGasket Line: Ultra-Seal\u003c\/li\u003e \u003cli\u003eMaterial: Graphite Steel\u003c\/li\u003e \u003cli\u003eQuantity Per Pkg.: 1\u003c\/li\u003e \u003cli\u003eWarranty: Manufacturer's Limited 90 Day Warranty\u003c\/li\u003e \u003c\/ul\u003e","brand":"Mr Gasket","offers":[{"title":"Default Title","offer_id":48574885069028,"sku":"1134G","price":69.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6855\/8308\/files\/1134G-BCZG.jpg?v=1774347282","url":"https:\/\/jeeperz-creeperz.com\/products\/ultra-seal-head-1957-1991-chevrolet-283-350-gen-i-small-block-4-100-inch-bore-028-inch-compressed-thickness-mr-gasket","provider":"Jeeperz Creeperz, Inc.","version":"1.0","type":"link"}