{"product_id":"cometic-evo-big-twin-head-base-gasket-2-pk-68-9551","title":"Cometic Evo Big Twin Head\/Base Gasket - 2\/PK — Harley-Davidson Electra Glide Classic, Softail Custom, Softail Heritage Classic (1984-1999)","description":"\u003cp\u003eCometic head and base gasket set for Harley-Davidson Evo Big Twin engines, sold as a 2-pack. OEM-quality replacement gaskets engineered to seal combustion pressure and oil passages on V-twin motors.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e2-pack quantity\u003c\/li\u003e\n  \u003cli\u003eOEM-grade gasket material\u003c\/li\u003e\n  \u003cli\u003eFor Evo Big Twin head and base applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Cometic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e C9551\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191070005184\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6.05 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 6.95 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 0.3 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.01 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Evo Big Twin engines. Verify your engine type before ordering — this part is not compatible with Shovelhead or Milwaukee-Eight motors.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this fit my Harley Big Twin?\u003c\/h3\u003e\n\u003cp\u003eThis is for Evo Big Twin engines. Shovelhead and Milwaukee-Eight motors require different gasket sets. Confirm your engine type before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhy does this come as a 2-pack?\u003c\/h3\u003e\n\u003cp\u003eTwo gaskets allow you to service both head and base in a single purchase — the most common gasket service for Evo Big Twin rebuilds.\u003c\/p\u003e\n\u003ch3\u003eDo I need any special tools or sealant to install?\u003c\/h3\u003e\n\u003cp\u003eFollow the engine manufacturer's torque specs and use the recommended sealant if specified in your service manual. New gaskets should always be installed dry unless otherwise directed.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":53035146379375,"sku":"68-9551","price":31.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_8c86bfe6-9565-4c5b-ac23-0bde31441c3e.png?v=1779560770","url":"https:\/\/vtwinbikers.com\/products\/cometic-evo-big-twin-head-base-gasket-2-pk-68-9551","provider":"Vtwinbikers","version":"1.0","type":"link"}