{"product_id":"kpmi-black-diamond-exhaust-valve-hd-shovelhead-1978-1983-191-17004","title":"KPMI Black Diamond Exhaust Valve - HD Shovelhead 1978-1983 — Harley-Davidson Electra Glide, Super Glide, Low Rider (1970-1984)","description":"\u003cp\u003eKPMI Black Diamond exhaust valve for Harley Shovelhead engines, featuring stainless steel construction hardened by a proprietary German impregnation process to .002\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless steel construction\u003c\/li\u003e\n  \u003cli\u003eBlack Diamond® impregnation process to .002\" depth\u003c\/li\u003e\n  \u003cli\u003eSurface hardening improves wear resistance\u003c\/li\u003e\n  \u003cli\u003eReduced friction compared to chrome plating\u003c\/li\u003e\n  \u003cli\u003eOne-piece forging\u003c\/li\u003e\n  \u003cli\u003eExcellent flow characteristics\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 20-4195\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 4.45 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 4.15 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 1.7 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.18 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Shovelhead engines, 1978-1983 model years.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat makes Black Diamond® valves different from chrome-plated valves?\u003c\/h3\u003e\n\u003cp\u003eThe Black Diamond process impregnates stainless steel to .002\" depth, reducing friction and providing superior corrosion and wear resistance versus chrome or nickel plating.\u003c\/p\u003e\n\u003ch3\u003eIs this a direct fit for my 1978-1983 Shovelhead?\u003c\/h3\u003e\n\u003cp\u003eYes — this exhaust valve is engineered for Shovelhead cylinder heads in that model range.\u003c\/p\u003e\n\u003ch3\u003eAre these one-piece or multi-piece valves?\u003c\/h3\u003e\n\u003cp\u003eOne-piece forgings that eliminate weak points and provide consistent flow characteristics.\u003c\/p\u003e\n\u003ch3\u003eDo I need to replace the intake valve too?\u003c\/h3\u003e\n\u003cp\u003eThis is an exhaust valve. Check your engine to determine if both intake and exhaust valves need replacement.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035004952687,"sku":"191-17004","price":31.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_079a4ce2-3cf6-4956-838c-433db80332e0.png?v=1779559006","url":"https:\/\/vtwinbikers.com\/products\/kpmi-black-diamond-exhaust-valve-hd-shovelhead-1978-1983-191-17004","provider":"Vtwinbikers","version":"1.0","type":"link"}