{"product_id":"1948-1977-harley-davidson-touring-sportster-fx-supreme-fkm-valve-stem-seal","title":"1948-1977 Harley-Davidson Touring \/ Sportster \/ FX  Supreme FKM Valve Stem Seal","description":"\u003cp\u003eThis professional-grade valve stem seal provides a precision-engineered sealing solution for routine valvetrain maintenance and cylinder head rebuilds. Manufactured from premium FKM rubber (Viton), this robust seal is engineered to withstand extreme combustion temperatures, aggressive engine oils, and constant friction without degrading. It delivers an exact, reliable fit to regulate oil flow down the valve guide, prevent oil consumption, and maintain optimal engine compression.\u003c\/p\u003e\n\n\u003cp\u003eThis valve stem seal fits 1948-1977 Harley-Davidson Touring, FX, and Sportster models with Panhead and Shovelhead engines.\u003c\/p\u003e","brand":"Harley-Davidson","offers":[{"title":"Default Title","offer_id":53294826062048,"sku":"NFVSG81V","price":1.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8451\/9648\/files\/NFVSG81V.png?v=1783158495","url":"https:\/\/nightforgeparts.com\/products\/1948-1977-harley-davidson-touring-sportster-fx-supreme-fkm-valve-stem-seal","provider":"Night Forge Parts","version":"1.0","type":"link"}