{"product_id":"camshafts-and-valvetrain-valves-core-lightweight-series-exhaust-valves-chevy-pro-x-ls3x-head-1600","title":"CORE LIGHTWEIGHT SERIES EXHAUST VALVES CHEVY PRO-X, LS3X HEAD 1.600\"","description":"\u003ch2\u003eCORE Performance LIGHTWEIGHT SERIES EXHAUST VALVES CHEVY PRO-X, LS3X HEAD 1.600\" Product Description:\u003c\/h2\u003e\n\u003cdiv class=\"seocart_Accordion\"\u003e\n\u003ch3 class=\"seocart_Accordion_heading0\"\u003eOverview\u003c\/h3\u003e\n\u003cdiv class=\"seocart_Accordion_content0\"\u003e\n\u003cp style=\"color: #353535;\"\u003e\u003cspan style=\"color: #000000;\"\u003eThese \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eCORE Performance\u003c\/span\u003e Lightweight Series exhaust valves are manufactured by Racing Engine Valves to \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eCORE Performance\u003c\/span\u003e exact specifications right here in the USA. They are designed for \u003cmeta charset=\"utf-8\"\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eCORE Performance\u003c\/span\u003e Pro-X and LS3X series cylinder heads and are constructed of 21-4n stainless steel.\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSold as a set of 8.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr style=\"color: #222222; text-align: left;\"\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"seocart_Accordion_heading1\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"seocart_Accordion_content1\"\u003e\n\u003ctable height=\"221\" style=\"width: 396px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #000000;\"\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px; text-align: left;\"\u003e\u003cspan style=\"color: #800000;\"\u003eCORE \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003ePart Numbers:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px; text-align: left;\"\u003eCORE-REV-X1189-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eOther Part Number:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px; text-align: left;\"\u003eX1189-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003ePart Type:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px; text-align: left;\"\u003e\n\u003ca href=\"\/engine-internal\/pistons-rings-and-rods-1.html\"\u003e\u003c\/a\u003e\u003ca href=\"\/cylinder-heads\/valves-1.html\"\u003e\u003cspan style=\"color: #800000;\"\u003eValves\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/engine-internal\/pistons-rings-and-rods-1.html\"\u003e\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eValve Type:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e\u003cspan style=\"color: #000000;\"\u003eExhaust\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eHead Diameter (in):\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e1.600\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eStem \u003cspan\u003eDiameter\u003c\/span\u003e (in):\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e.3136\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eInstalled Height:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e1.850\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eO\/A Length (in):\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e5.453\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eTip \u003cspan\u003eLength (in)\u003c\/span\u003e:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e.290\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003eUnderhead Angle\/Radius (deg\/in):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e25° x 7\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003eMargin (in):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e.065\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003eSeat Width (in):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e.100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003eTop of Head (deg):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e18° dish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 199.281px; text-align: right;\"\u003e\n\u003cstrong style=\"background-color: #f9f9f9;\"\u003e\u003cspan style=\"color: #111111;\"\u003e\u003cspan color=\"#111111\" style=\"color: #111111;\"\u003e\u003cspan style=\"font-weight: bold;\"\u003eValve Material:\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan\u003e\u003cspan style=\"color: #111111; background-color: #f9f9f9; text-align: left;\"\u003e21-4n stainless steel\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003e\u003cspan color=\"#111111\" style=\"color: #111111;\"\u003eValve Weight (Gms):\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e102gms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 19px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #111111;\"\u003e\u003cspan\u003eQuantity:\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 19px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 19px;\"\u003e\u003cspan style=\"color: #000000;\"\u003eSold as a set of 8.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22px; text-align: left;\"\u003e\n\u003ctd style=\"width: 199.281px; height: 22px; text-align: right;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eIn Store Pickup:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 8.89062px; height: 22px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 165.828px; height: 22px;\"\u003e\u003cspan style=\"color: #000000;\"\u003eColton, CA, USA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"seocart_Accordion_heading2\"\u003eApplication\u003c\/h3\u003e\n\u003cdiv class=\"seocart_Accordion_content2\"\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003ePro-X and LS3X cylinder heads.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"seocart_Accordion_heading4\"\u003eWarranty\u003c\/h3\u003e\n\u003cdiv class=\"seocart_Accordion_content4\"\u003e\n\u003cp\u003eThis product, due to it`s intended use, is sold without warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"CORE Performance","offers":[{"title":"Default Title","offer_id":43739182661729,"sku":"CORE-REV-X1189-8","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/5157\/5137\/files\/zCBM-REV-X1189-8-zexhaust-1_24e8849f-e41a-46f7-8526-ffeb7729089a.jpg?v=1772836415","url":"https:\/\/www.coreperformanceinc.com\/products\/camshafts-and-valvetrain-valves-core-lightweight-series-exhaust-valves-chevy-pro-x-ls3x-head-1600","provider":"Core Performance Inc","version":"1.0","type":"link"}