{"product_id":"kpmi-valve-guide-in-ex-0-010-cast-iron-hd-evo-1984-1999-191-57064c","title":"KPMI Valve Guide - IN \/ EX +0.010 Cast Iron HD EVO 1984-1999 — Harley-Davidson (1984-2004)","description":"\u003cp\u003eKPMI cast iron valve guide for Harley EVO engines (1984-1999), machined to +0.010 oversized spec for both intake and exhaust ports. 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\u003eOversized +0.010 spec\u003c\/li\u003e\n  \u003cli\u003eFits both intake and exhaust ports\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for worn guides\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 20-4329C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cast iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Spec:\u003c\/strong\u003e +0.010 oversized\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 0.65 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.1 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley EVO engines from 1984 to 1999 for both intake and exhaust valve ports.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does +0.010 oversized mean?\u003c\/h3\u003e\n\u003cp\u003eThe guide bore is machined 0.010 inches larger than stock to accommodate oversize valve stems, restoring clearance in worn engines.\u003c\/p\u003e\n\u003ch3\u003eWill this fit my 2000+ Harley?\u003c\/h3\u003e\n\u003cp\u003eNo — this guide is specific to EVO engines (1984-1999). Twin Cam and Milwaukee-Eight engines require different part numbers.\u003c\/p\u003e\n\u003ch3\u003eDo I need new valves to go with this guide?\u003c\/h3\u003e\n\u003cp\u003eIf your guides are worn, valves are likely worn too. Check valve stem-to-guide clearance; oversized valves may be needed for proper fit.\u003c\/p\u003e\n\u003ch3\u003eIs professional installation required?\u003c\/h3\u003e\n\u003cp\u003eValve guide installation requires engine disassembly and machine shop precision. Factory service or an experienced builder is strongly recommended.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035010654319,"sku":"191-57064C","price":9.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_ed2192b0-4f9b-4ace-b3eb-8bd78bb03946.png?v=1779559106","url":"https:\/\/vtwinbikers.com\/products\/kpmi-valve-guide-in-ex-0-010-cast-iron-hd-evo-1984-1999-191-57064c","provider":"Vtwinbikers","version":"1.0","type":"link"}