{"product_id":"kpmi-valve-guide-in-ex-0-002-iron-hd-evo-1984-1999-191-57039c","title":"KPMI Valve Guide - IN \/ EX +0.002 Iron HD EVO 1984-1999 — Harley-Davidson Electra Glide Classic, Sportster 883, Softail Heritage Classic (1984-2004)","description":"\u003cp\u003eKPMI valve guides for Harley Evolution Big Twin engines, sold as a matched set for intake and exhaust ports. Machined from iron and sized +0.002 inch oversize to restore clearances in worn cylinder heads on 1984-1999 EVO models.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eIntake and exhaust valve guide set\u003c\/li\u003e\n  \u003cli\u003e+0.002 inch oversize sizing\u003c\/li\u003e\n  \u003cli\u003eIron construction\u003c\/li\u003e\n  \u003cli\u003eDirect replacement for 1984-1999 Evolution engines\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 20-4322C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOversize:\u003c\/strong\u003e +0.002 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 5.13 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-Davidson Evolution Big Twin engines, model years 1984-1999. Sized +0.002 inch oversize for cylinder heads with standard wear.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWill this fit my Twin Cam or Milwaukee-Eight engine?\u003c\/h3\u003e\n\u003cp\u003eNo — this part is specific to Evolution (EVO) Big Twin engines only. Twin Cam and Milwaukee-Eight models use different guides.\u003c\/p\u003e\n\u003ch3\u003eWhat does +0.002 inch oversize mean?\u003c\/h3\u003e\n\u003cp\u003eThe guides are machined 0.002 inch larger in diameter to fit cylinder heads where standard guides have worn loose. Reaming the head to +0.002 is required.\u003c\/p\u003e\n\u003ch3\u003eAre both intake and exhaust guides included?\u003c\/h3\u003e\n\u003cp\u003eYes — the set includes matched guides for both intake and exhaust ports.\u003c\/p\u003e\n\u003ch3\u003eDo I need to ream my cylinder head?\u003c\/h3\u003e\n\u003cp\u003eYes. Your cylinder head must be reamed to +0.002 inch bore to accept these oversize guides. A machine shop can perform this work.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":53035008655471,"sku":"191-57039C","price":9.71,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_179a9e7e-6b05-41bb-aac6-3e877b5e0195.png?v=1779559067","url":"https:\/\/vtwinbikers.com\/products\/kpmi-valve-guide-in-ex-0-002-iron-hd-evo-1984-1999-191-57039c","provider":"Vtwinbikers","version":"1.0","type":"link"}