{"product_id":"1984-2022-harley-davidson-sportster-evolution-twin-cam-valve-guide-id-od-309-5640-length-chimney-od-421","title":"1984-2022 Harley-Davidson Sportster, Evolution, Twin Cam Valve Guide - ID OD .309 .5640 Length Chimney OD .421","description":"\u003cp\u003eThis precision-machined valve guide maintains essential valve stem alignment and regulates oil flow to ensure efficient cylinder head operation. Every component is manufactured to exacting tolerances from high-quality materials to provide exceptional wear resistance and thermal stability. You can rely on this professional-grade part to restore factory clearances and promote consistent engine performance during a top-end rebuild.\u003c\/p\u003e\n\n\u003cp\u003eThis part fits Harley-Davidson Sportster, Evolution Big Twin, and Twin Cam models produced between 1984 and 2022.\u003c\/p\u003e","brand":"Harley-Davidson","offers":[{"title":"Default Title","offer_id":52654610809056,"sku":"NFCB56S-5640","price":9.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8451\/9648\/files\/CB56S-5640.png?v=1778994676","url":"https:\/\/nightforgeparts.com\/products\/1984-2022-harley-davidson-sportster-evolution-twin-cam-valve-guide-id-od-309-5640-length-chimney-od-421","provider":"Night Forge Parts","version":"1.0","type":"link"}