{"product_id":"comp-cams-1675-1-rocker-arm-gm-ls1-18-3-8-ultra","title":"COMP Cams 1675-1 - Rocker Arm GM LS1 1.8 3\/8 Ultra","description":"\u003cp\u003eCOMP Cams 1675-1 - Rocker Arm GM LS1 1.8 3\/8 Ultra\u003c\/p\u003e\u003cp\u003eRocker Arm - Ultra Pro Magnum - 3\/8 in Stud Mount - 1.80 Ratio - Full Roller - Chromoly - GM LS-Series - Each\u003c\/p\u003e\u003cp\u003eThis Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, this rocker fits LS1\/2\/6 with a 3\/8\" diameter stud.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFor LS1\/LS2\/LS6\/4.8L, 5.3L, and Pre '07 6.0L Truck Engines - Cathedral Port Head LS Applications\u003c\/li\u003e\n\u003cli\u003eSingle Stud Mount Rocker - Includes Poly Lock - Requires \u003ca title=\"Hi-Techâ„¢ Race Rocker Studs - GM Gen III\/IV LS Engines\" href=\"{{store%20url}}catalogsearch\/result\/?q=4554-16\u0026amp;Category_Code=\"\u003e3\/8\" Studs \u003c\/a\u003e\u0026amp; \u003ca title=\"Guide Plates - GM LS Flat - 5\/16\" pushrod diameter href=\"{{store%20url}}catalogsearch\/result\/?q=4854-8\u0026amp;Category_Code=\"\u003eGuide Plates\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e1.8:1 Ratio\u003c\/li\u003e\n\u003c\/ul\u003e New LS-Specific Ultra Pro Magnumâ„¢ Rocker Arms From COMP Cams Increase Ratio And Stiffness Over Stock Rockers, While Also Increasing Lift without The Need To Swap Cams. As LS engines continue to grow in popularity, COMP Cams has expanded its line of Rocker arms to build components specific to LS Applications.\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. E.O. Number\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Family\u003c\/strong\u003e: \u003cspan\u003eLS1\/LS2\/LS6\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaximum Valve Spring Open Pressure\u003c\/strong\u003e: \u003cspan\u003e850\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Material\u003c\/strong\u003e: \u003cspan\u003e8650 Chromemoly Steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Ratio\u003c\/strong\u003e: \u003cspan\u003e1.8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Series\u003c\/strong\u003e: \u003cspan\u003eUltra Pro Magnum\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Stud Diameter\u003c\/strong\u003e: \u003cspan\u003e3\/8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAmazon ASIN\u003c\/strong\u003e: \u003cspan\u003eB0066SWBEI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?\u003c\/strong\u003e: \u003cspan\u003eYes, but must be a race\/competition only vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for On-Road Vehicles?\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exemption Reason\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47285600714890,"sku":"COMP-1675-1","price":67.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_cb0517f8-3d61-4087-8905-c61f806ec88c-800_normalized.jpg?v=1776284653","url":"https:\/\/www.onlyinstock.com\/products\/comp-cams-1675-1-rocker-arm-gm-ls1-18-3-8-ultra","provider":"Only In Stock","version":"1.0","type":"link"}