{"product_id":"2007-5-2018-cummins-6-7l-fire-ring-gasket-07-g-6-7f20","title":"2007.5-2018 Cummins 6.7L Hamilton Cams Fire Ring Gasket .066\" (07-g-6.7f20)","description":"\u003cp\u003eLooking for a reliable head gasket solution for your 6.7L Cummins under high-performance conditions? Our 6.7L Fire Ring Gasket is designed to handle extreme cylinder pressures, providing a superior seal that protects against leaks and failure—especially important as horsepower climbs beyond 800 HP.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGasket Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThickness: .066″ (1.75 mm)\u003c\/li\u003e\n\u003cli\u003eWire O.D.: 4.560″ (using .105″ wire)\u003c\/li\u003e\n\u003cli\u003eGroove Radius: .017″–.018″ if cutting grooves in the head or block\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Preparation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1. Studs Required\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMust use high-strength studs to achieve proper clamp load, particularly with our competition gasket.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e2. Surface Flatness\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure the head is within .003″ end-to-end for optimal sealing.\u003c\/li\u003e\n\u003cli\u003eBest practice: Machine both the head and block for perfect flatness.\u003c\/li\u003e\n\u003cli\u003eif you do not surface the block, be sure to use an axe sharpening stone with 320 or finer to clean up the deck surface.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e3. Groove Cutting\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngines \u0026lt;800 HP: cut grooves in the head\u003c\/li\u003e\n\u003cli\u003eBe sure to use 625 studs\u003c\/li\u003e\n\u003cli\u003eAlways use a .120″ radiused cutter for precise groove formation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e4. Torque Procedure\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInitial Torque: 130 ft-lbs at startup.\u003c\/li\u003e\n\u003cli\u003eHot Retorque: After reaching operating temperature, retorque while the engine is still warm.\u003c\/li\u003e\n\u003cli\u003eCheck Valve Lash: Each retorque further compresses the gasket, reducing valve lash—re-adjust as needed.\u003c\/li\u003e\n\u003cli\u003eFinal Check: Retorque at least once more before applying full load or RPM.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e5. Proper Lubrication\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eApply a liberal amount of lube to the nut, washer, and threads so that all studs see a consistent clamp load.\u003c\/li\u003e\n\u003cli\u003eNever exceed manufacturer torque limits—fasteners at full torque store significant potential energy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose Our 6.7L Fire Ring Gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuperior Seal under high boost and extreme pressures.\u003c\/li\u003e\n\u003cli\u003eReduced Risk of Failure thanks to consistent clamp load and radiused grooves.\u003c\/li\u003e\n\u003cli\u003ePerfect for High-Power Builds, particularly those pushing beyond 800 HP.\u003c\/li\u003e\n\u003cli\u003eProven Durability in severe-duty performance applications.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hamilton Cams","offers":[{"title":"Default Title","offer_id":50620291318046,"sku":"07-g-6.7f20","price":472.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7171\/1262\/files\/Product_Image_-_2026-01-16T094124.118.png?v=1771369494","url":"https:\/\/platinumhpsolutions.myshopify.com\/fr\/products\/2007-5-2018-cummins-6-7l-fire-ring-gasket-07-g-6-7f20","provider":"Platinum High Performance Solutions, LLC.","version":"1.0","type":"link"}