{"product_id":"kpmi-valve-stem-seal-4-pk-m8-191-37032","title":"KPMI Valve Stem Seal - 4\/PK M8 — Harley-Davidson Road King Special, Street Glide, Street Glide Special (2017-2025)","description":"\u003cp\u003eKPMI Red Viton® valve stem seals for Milwaukee-Eight engines, sold in a 4-pack. These seals are engineered to resist high temperatures and petroleum products while maintaining a tight seal under maximum valve lift, preventing oil from entering the combustion chamber.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eViton® material resists high temperatures and combustion by-products\u003c\/li\u003e\n  \u003cli\u003eMaintains seal under maximum valve lift\u003c\/li\u003e\n  \u003cli\u003ePrevents oil blow-by into combustion chamber\u003c\/li\u003e\n  \u003cli\u003e4-pack quantity\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 KPMI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 71046-4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.12 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 3.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 1 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.12 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Milwaukee-Eight (M8) engines.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's included in this pack?\u003c\/h3\u003e\n\u003cp\u003eFour valve stem seals — enough for a complete engine rebuild or one engine with spares.\u003c\/p\u003e\n\u003ch3\u003eWhy Viton® material?\u003c\/h3\u003e\n\u003cp\u003eViton® withstands sustained high heat and fuel additives better than rubber, maintaining a tight seal under aggressive valve lift.\u003c\/p\u003e\n\u003ch3\u003eWill these prevent oil burning?\u003c\/h3\u003e\n\u003cp\u003eYes — worn valve stem seals allow oil to enter the combustion chamber. These seals replace that function and reduce blow-by.\u003c\/p\u003e\n\u003ch3\u003eDo these fit Twin Cam engines?\u003c\/h3\u003e\n\u003cp\u003eThese are sized for Milwaukee-Eight engines. Twin Cam owners need a different part number.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035797839983,"sku":"191-37032","price":10.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_e1fc87cb-c54a-46e5-8c73-04b21df7297f.png?v=1779563086","url":"https:\/\/vtwinbikers.com\/products\/kpmi-valve-stem-seal-4-pk-m8-191-37032","provider":"Vtwinbikers","version":"1.0","type":"link"}