{"product_id":"kpmi-valve-guide-intake-0-010-bronze-m8-191-57073","title":"KPMI 0.010 Oversized Bronze Intake Valve Guide - Harley Milwaukee-Eight","description":"\u003c!-- vt:seo-start --\u003e\n\u003cdiv class=\"vt-brand-bio\" style=\"background:#f6f6f6;border-left:4px solid #c8102e;padding:14px 18px;margin:0 0 20px;border-radius:4px;\"\u003e\n\u003ch2 style=\"margin:0 0 6px;font-size:1.05em;\"\u003eAbout KPMI\u003c\/h2\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.6;\"\u003eKibblewhite Precision Machining supplies valves, valve springs, guides and complete top-end kits used by professional V-twin engine builders. Its black diamond valves and spring kits are a standard specification on high-lift cam builds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"line-height:1.65;\"\u003eTackle worn cylinder heads on your Milwaukee-Eight engine with this KPMI bronze intake valve guide, featuring a 0.010-inch oversized bore. Precision-machined for custom work or to address cylinder head wear, it's a direct replacement for stock M8 valve guides.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eWhy riders pick this\u003c\/h3\u003e\u003cul style=\"padding-left:20px;margin:0 0 16px;\"\u003e\n\u003cli style=\"margin:3px 0;\"\u003eBronze construction for durability\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003e0.010-inch oversized bore for reconditioning\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eFor Milwaukee-Eight intake valves\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eAddresses worn cylinder head bores\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen cylinder heads show signs of wear or require custom machining, a standard valve guide may no longer provide the precise fit needed. This KPMI intake valve guide is specifically designed with a 0.010-inch oversized bore, allowing for proper reconditioning of worn cylinder head bores. Crafted from durable bronze, it ensures lasting performance and accurate valve stem alignment in your Harley-Davidson Milwaukee-Eight, crucial for maintaining optimal compression and engine efficiency during a rebuild.\u003c\/p\u003e\u003ch3\u003eEngineered for Reconditioned M8 Heads\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDurable bronze construction for enhanced wear resistance\u003c\/li\u003e\n\u003cli\u003eFeatures a 0.010-inch oversized bore for custom head work\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Milwaukee-Eight intake valve applications\u003c\/li\u003e\n\u003cli\u003eFacilitates proper valve stem clearance in worn bores\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEssential for Comprehensive Top-End Rebuilds\u003c\/h3\u003e\u003cp\u003eAn oversized valve guide is a critical component when reconditioning cylinder heads to factory or performance specifications. This KPMI guide allows your engine builder to precisely match the guide to a reamed bore, ensuring ideal valve stem clearances and extending the life of your top end. While installation requires specialized machine shop experience, this oversized guide is an indispensable part of a thorough Milwaukee-Eight engine overhaul.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eSpecifications\u003c\/h3\u003e\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 20-21029\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Bronze\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 0.010 in oversized\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.08 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:22px 0 8px;\"\u003eCommon questions\u003c\/h3\u003e\u003cdiv class=\"vt-faq\"\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eIs this valve guide for intake or exhaust applications?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThis KPMI guide is specifically for intake valve applications. Exhaust valve guides are available under separate KPMI part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat does \"0.010-inch oversized\" mean?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThe 0.010-inch oversized bore means the outer diameter is larger than stock, allowing for the reaming and reconditioning of worn cylinder head bores to achieve a precise fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWill this fit my Harley-Davidson Twin Cam engine?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eNo, this valve guide is engineered specifically for Milwaukee-Eight (M8) engines and is not compatible with Twin Cam or earlier Harley-Davidson platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"vt-confidence\" style=\"border-top:1px solid #e5e5e5;margin:24px 0 0;padding:16px 0 0;font-size:0.92em;line-height:1.6;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOrdering from Vtwinbikers\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli\u003eBrand new, sourced through authorized US distribution — never used, never grey-market.\u003c\/li\u003e\n\u003cli\u003eNot sure it fits? Use \u003cstrong\u003eShop by Bike\u003c\/strong\u003e to filter by your year and model, or email us and we will confirm before you order.\u003c\/li\u003e\n\u003cli\u003eHarley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/vtwinbikers.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Engine\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/all\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"KPMI\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/kpmi\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"KPMI 0.010 Oversized Bronze Intake Valve Guide - Harley Milwaukee-Eight\",\"item\":\"https:\/\/vtwinbikers.com\/products\/kpmi-valve-guide-intake-0-010-bronze-m8-191-57073\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is this valve guide for intake or exhaust applications?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This KPMI guide is specifically for intake valve applications. Exhaust valve guides are available under separate KPMI part numbers.\"}},{\"@type\":\"Question\",\"name\":\"What does \\\"0.010-inch oversized\\\" mean?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 0.010-inch oversized bore means the outer diameter is larger than stock, allowing for the reaming and reconditioning of worn cylinder head bores to achieve a precise fit.\"}},{\"@type\":\"Question\",\"name\":\"Will this fit my Harley-Davidson Twin Cam engine?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, this valve guide is engineered specifically for Milwaukee-Eight (M8) engines and is not compatible with Twin Cam or earlier Harley-Davidson platforms.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035798069359,"sku":"191-57073","price":26.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_952ab8d8-b2c6-4f4e-82ad-e74de80f1bb6.png?v=1779563035","url":"https:\/\/vtwinbikers.com\/products\/kpmi-valve-guide-intake-0-010-bronze-m8-191-57073","provider":"Vtwinbikers","version":"1.0","type":"link"}