{"product_id":"cometic-evo-sportster-est-gasket-kit-oe-17026-91b-68-9758f","title":"Cometic Evo Sportster EST Gasket Kit - Oe#17026-91b — Harley-Davidson Sportster 1200, Sportster 1200 Custom, Sportster Sport (1991-2003)","description":"\u003cp\u003eCometic Evo Sportster EST gasket kit with all seals, gaskets, and o-rings needed for a complete engine overhaul. Features MLS head gaskets, steel Viton-coated base gaskets, and blue Viton valve stem seals designed for V-Twin performance.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMLS head gaskets\u003c\/li\u003e\n  \u003cli\u003eSteel Viton-coated base gaskets\u003c\/li\u003e\n  \u003cli\u003eBlue Viton valve stem seals\u003c\/li\u003e\n  \u003cli\u003eAFM material components\u003c\/li\u003e\n  \u003cli\u003eComplete motor overhaul kit — all gaskets and seals included\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 C9758F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 22.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 13.2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 1.8 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Evo Sportster models with Extreme Sealing Technology (EST) specification.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's included in this kit?\u003c\/h3\u003e\n\u003cp\u003eEvery gasket, seal, washer, and o-ring needed for a complete engine overhaul — head gaskets, base gaskets, valve stem seals, and more.\u003c\/p\u003e\n\u003ch3\u003eWill this fit my Evolution Sportster?\u003c\/h3\u003e\n\u003cp\u003eYes — this kit is engineered for Harley Evo Sportster engines. Verify the OE part number 17026-91B matches your engine before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat is EST gasket technology?\u003c\/h3\u003e\n\u003cp\u003eExtreme Sealing Technology uses MLS head gaskets and Viton-coated steel base gaskets for improved sealing under high heat and pressure.\u003c\/p\u003e\n\u003ch3\u003eIs professional installation required?\u003c\/h3\u003e\n\u003cp\u003eGasket kits require engine disassembly and proper torque sequencing. Professional installation is recommended unless you have V-Twin engine experience.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":53035156308079,"sku":"68-9758F","price":277.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_135a502a-1fb4-4499-bdb5-a52d9a9707b8.png?v=1779560809","url":"https:\/\/vtwinbikers.com\/products\/cometic-evo-sportster-est-gasket-kit-oe-17026-91b-68-9758f","provider":"Vtwinbikers","version":"1.0","type":"link"}