{"product_id":"cometic-sportster-head-base-gasket-stock-bore-040-evo-sportster-2-pk-68-9689","title":"Cometic Sportster Head\/Base Gasket - Stock Bore .040 EVO Sportster 2\/PK — Harley-Davidson (1984-1999)","description":"\u003cp\u003eCometic head and base gasket set for EVO Sportster engines with stock bore, sold as a 2-pack. Drop-in replacement gasket pair engineered for V-twin performance and reliability.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e2-pack quantity\u003c\/li\u003e\n  \u003cli\u003eStock bore .040 thickness\u003c\/li\u003e\n  \u003cli\u003eFor EVO Sportster engines\u003c\/li\u003e\n  \u003cli\u003eCometic OEM-level gasket technology\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 C9689\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 191070017958\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e .040 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 7 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.17 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits EVO Sportster engines with stock bore dimensions. Check your engine code before ordering — oversized or bored engines require a different gasket thickness.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eHow many gaskets are in this pack?\u003c\/h3\u003e\n\u003cp\u003eTwo complete head and base gasket sets — one for a full rebuild or one spare for future service.\u003c\/p\u003e\n\u003ch3\u003eWill this fit my big-bore Sportster?\u003c\/h3\u003e\n\u003cp\u003eNo — this is for stock bore only. Big-bore and stroker motors require a different thickness. Verify your bore size before ordering.\u003c\/p\u003e\n\u003ch3\u003eDo I need new bolts too?\u003c\/h3\u003e\n\u003cp\u003eGaskets alone do not include head bolts. Check if your bolt set is reusable or if you need fresh studs for torque-to-yield applications.\u003c\/p\u003e\n\u003ch3\u003eWhat's the thickness?\u003c\/h3\u003e\n\u003cp\u003e.040 inches, designed for stock EVO Sportster bore. Do not use on overbored engines.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":53035153424495,"sku":"68-9689","price":59.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_2d52b54f-76b3-4ddc-b92e-fd6fe7102f79.png?v=1779561365","url":"https:\/\/vtwinbikers.com\/products\/cometic-sportster-head-base-gasket-stock-bore-040-evo-sportster-2-pk-68-9689","provider":"Vtwinbikers","version":"1.0","type":"link"}