{"product_id":"oversize-intake-valve-guide-fits-big-twin-1948-1979-004in-outside-diameter-kibblewhite","title":"Oversize Intake Valve Guide. Fits Big Twin 1948-1979. +.004in. Outside Diameter - Kibblewhite","description":"\u003cp\u003eCast Iron: After chemically separating several samples of cast iron material , analysis and evaluating the test data, we decided to have our own specification of cast iron made exclusively , us. We specify elements such as carbon, silicon, manganese, nickel, chromium, copper and sulfur to produce a highly pearlitic structure with dense fine grains , excellent wear resistance.\u003cbr\u003e\u003cbr\u003e* OD = 0.5690\" (+0.004\" Oversize)\u003cbr\u003e\u003cbr\u003e* ID = 0.3745\"\u003cbr\u003e\u003cbr\u003e* Replaces OEM # 18141-79 \u0026amp; 18167-49\u003cbr\u003e\u003cbr\u003eMatching Exhaust Guide # KPM-20-2034C\u003cbr\u003e\u003cbr\u003eValve Guide Seal # KPM-71011-4\u003c\/p\u003e","brand":"Iron Horse Customs","offers":[{"title":"Default Title","offer_id":42958847148126,"sku":"KPM-20-2024C","price":23.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8530\/4926\/files\/KPM-20-2024C.jpg?v=1782820401","url":"https:\/\/ironhorsecustoms.com.au\/products\/oversize-intake-valve-guide-fits-big-twin-1948-1979-004in-outside-diameter-kibblewhite","provider":"Iron Horse Customs","version":"1.0","type":"link"}