{"product_id":"comp-cams-503-16","title":"COMP Cams 503-16 Set of 16 PTFE Valve Seals for .530\" Guide Size, 11\/32\" Valve Stem","description":"\u003cp\u003e\u003cem\u003eCOMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 503 seals have a .630\" outer diameter and fit applications with 11\/32\" valves and .530\" OD valve guides.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eFits: 11\/32\" Valve Stems \/ .530\" Guides (.630\" Seal Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Smaller diameter than COMP Umbrella Seals to allow use with double springs.\u003c\/p\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Stem Outer Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11\/32 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeal Outer Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.63 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Guide Outer Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.53 IN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Seal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePositive Stop PTFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Available individually under 503-1, in a set of 8 under 503-8, in a set of 12 under 503-12\u003c\/p\u003e\n\u003chr\u003e\u003cp class=\"prop65-warning\"\u003e\u003cstrong\u003e⚠️ California Proposition 65 Warning\u003c\/strong\u003e\u003cbr\u003eCalifornia Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.\u003c\/p\u003e\n\u003cp class=\"warranty\"\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 Months\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45943857741868,"sku":"503-16","price":35.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/6007\/6332\/files\/503-16.jpg?v=1786323795","url":"https:\/\/carpartglobal.com\/products\/comp-cams-503-16","provider":"Car Part Global","version":"1.0","type":"link"}