{"product_id":"kpmi-valve-guide-ex-0-001-cast-iron-hd-evo-1984-1999-sportster-1986-2003-191-57030c","title":"KPMI Valve Guide - EX +0.001 Cast Iron HD EVO 1984-1999 Sportster 1986-2003 — Harley-Davidson (1984-2004)","description":"\u003cp\u003eKPMI exhaust valve guide in cast iron with +0.001 in oversize bore for Harley EVO and Sportster engines. Direct replacement for worn guides that restores proper valve sealing and reduces oil consumption.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eCast iron construction\u003c\/li\u003e\n  \u003cli\u003eEX +0.001 in oversize specification\u003c\/li\u003e\n  \u003cli\u003eFits EVO big-twin and Sportster platforms\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 20-2131C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.13 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 0.8 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.09 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson EVO engines (1984–1999 big-twin) and Sportster models (1986–2003).\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does +0.001 oversize mean?\u003c\/h3\u003e\n\u003cp\u003eThe bore is 0.001 inch larger than stock to accommodate a slightly oversized valve stem, restoring proper clearance in a worn valve guide.\u003c\/p\u003e\n\u003ch3\u003eWill this fit my EVO-era Harley?\u003c\/h3\u003e\n\u003cp\u003eYes — this fits all Harley EVO big-twin models 1984–1999 and Sportster models 1986–2003.\u003c\/p\u003e\n\u003ch3\u003eIs professional installation required?\u003c\/h3\u003e\n\u003cp\u003eValve guide replacement requires removal of the cylinder head and specialized tools. Professional machine shop installation is strongly recommended.\u003c\/p\u003e\n\u003ch3\u003eDo I need new valves with this guide?\u003c\/h3\u003e\n\u003cp\u003eNot necessarily — this guide works with stock valve stems. However, if your valves are also worn, replacing them together ensures optimal sealing.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035008131183,"sku":"191-57030C","price":9.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_04443ed7-88fa-4258-8f87-786a1342983e.png?v=1779559058","url":"https:\/\/vtwinbikers.com\/products\/kpmi-valve-guide-ex-0-001-cast-iron-hd-evo-1984-1999-sportster-1986-2003-191-57030c","provider":"Vtwinbikers","version":"1.0","type":"link"}