{"product_id":"6-7-l-cummins-020-over-fire-ring-gasket","title":"6.7 L Cummins .020 Over Fire Ring Gasket","description":"\u003ch4\u003e6.7L Fire Ring Head Gasket — .020 Over\u003c\/h4\u003e\u003cp\u003eThe .020-over version of Hamilton’s 6.7L fire ring gasket, for heads or blocks that have been milled .020\". Proven on engines making 800 hp and beyond, where a factory gasket simply will not stay put.\u003c\/p\u003e\u003ch4\u003eGasket Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eThickness: \u003cstrong\u003e.066\"\u003c\/strong\u003e (1.75 mm)\u003c\/li\u003e\n\u003cli\u003eWire: .105\", \u003cstrong\u003e4.560\" O.D.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eGroove radius: .017\"–.018\" cut in head or block\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eInstallation Requirements\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead studs are mandatory\u003c\/strong\u003e for proper clamp load\u003c\/li\u003e\n\u003cli\u003eHead must be flat within .003\" end to end\u003c\/li\u003e\n\u003cli\u003eHot re-torque is required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnder 800 hp:\u003c\/strong\u003e a groove in either head or block is adequate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver 800 hp:\u003c\/strong\u003e cut grooves in both\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003cp\u003e2007.5–2018 Dodge and Ram 6.7L Cummins 24-valve engines with a head or block milled .020\".\u003c\/p\u003e","brand":"Hamilton Cams","offers":[{"title":"Default Title","offer_id":48949654749461,"sku":"07-g-6.7f20","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/6844\/1109\/files\/6.7f-1536x609.jpg?v=1747425797","url":"https:\/\/shop.davesusa.com\/products\/6-7-l-cummins-020-over-fire-ring-gasket","provider":"Dave's Auto Center","version":"1.0","type":"link"}