{"product_id":"cometic-evo-big-twin-inspection-derby-cover-gasket-1-pk-oe-34906-85a-68-9305f1","title":"Cometic Evo Big Twin Inspection\/Derby Cover Gasket - 1\/PK Oe#34906-85a — Harley-Davidson Tour Glide Classic, Road Glide, Super Glide (1985-2006)","description":"\u003cp\u003eCometic Evo Big Twin inspection and derby cover gasket, a direct replacement for the OEM Harley part #34906-85a. Engineered to seal the inspection port and derby cover without leaking oil or cracking under engine vibration.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect OEM replacement for Harley part #34906-85a\u003c\/li\u003e\n  \u003cli\u003eDesigned for Evo Big Twin engines\u003c\/li\u003e\n  \u003cli\u003eSingle gasket per pack\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 C9305F1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.2606 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Evo Big Twin engines requiring an inspection or derby cover gasket.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this fit my Evo Big Twin?\u003c\/h3\u003e\n\u003cp\u003eYes — this is a direct replacement for Harley OEM part #34906-85a used on Evo Big Twin engines.\u003c\/p\u003e\n\u003ch3\u003eIs this a one-time-use gasket?\u003c\/h3\u003e\n\u003cp\u003eCometic gaskets are reusable if the mating surface is clean and undamaged, though OEM practice is to replace at each service.\u003c\/p\u003e\n\u003ch3\u003eWhat's included?\u003c\/h3\u003e\n\u003cp\u003eOne gasket per pack — enough for a single inspection or derby cover installation.\u003c\/p\u003e\n\u003ch3\u003eDo I need sealant with this gasket?\u003c\/h3\u003e\n\u003cp\u003eGaskets seal through compression only. A small dab of assembly lube on the bolt threads helps prevent seizing, but no RTV sealant is needed on the gasket faces.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":53035134386287,"sku":"68-9305F1","price":10.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_17291ae9-0cd8-47e0-9fa9-8f694048eabe.png?v=1779560729","url":"https:\/\/vtwinbikers.com\/products\/cometic-evo-big-twin-inspection-derby-cover-gasket-1-pk-oe-34906-85a-68-9305f1","provider":"Vtwinbikers","version":"1.0","type":"link"}