{"product_id":"comp-cams-1810-16-rockers-cs-15-1-2in-ultra-pro","title":"COMP Cams 1810-16 - Rockers CS 1.5 1\/2in Ultra Pro","description":"\u003cp\u003eCOMP Cams 1810-16 - Rockers CS 1.5 1\/2in Ultra Pro\u003c\/p\u003e\u003cp\u003eUltra Pro Magnum XD Rocker Set w\/ 1.5 Ratio for Chevrolet SBC w\/ 1\/2\" Stud\u003c\/p\u003e\u003cp\u003eMachined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1810 rockers feature a 1.5 ratio for use with 1\/2\" stud Chevrolet 265-400 Small Block.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eThe latest development in Rocker arm Technology from COMP Cams are Ultra Pro Magnumâ„¢ XD Rocker Arms built for 1\/2\" Studs to increase valve train stiffness and stability.\u003c\/b\u003e Designed to be used in conjunction with the COMP Cams Hi-Tech 1\/2\" Rocker Stud Kit, the latest versions of COMP Cams Ultra Pro Magnum XD are built to utilize 1\/2\" Studs to stabilize SBC valve trains. Ultra Pro Magnumâ„¢ XD Rockers are built to outlast and outperform in accuracy and strength, while maintaining all the benefits of the Ultra Pro Magnumâ„¢ version. The XD Rockers are engineered from durable 8650 Steel and include a machined billet Pushrod seat insert for a super-accurate ratio. The Rockers also boast precision-sorted needle bearings and hardened Roller tips. And since they now feature the added benefit of accepting 1\/2\" Studs, they are a great choice for anyone looking for more stiffness with Stud mount Rockers. These new Ultra Pro Magnumâ„¢ XD Rocker Arms will provide the ultimate in valve train stability for maximum valve motion both at the track and on the street.\r\n\u003c\/p\u003e\u003cul\u003e\r\n\u003cli\u003e1\/2\" Studs provide a stiffer valve train to achieve maximum valve motion in SBC engines\u003c\/li\u003e\r\n\u003cli\u003eDeliver increased strength and rigidity while reducing the moment of inertia and optimizing dynamic balance\u003c\/li\u003e\r\n\u003cli\u003eUltra Pro Magnumâ„¢ XD Rockers feature a machined billet Pushrod seat insert for a super-accurate ratio\u003c\/li\u003e\r\n\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Family\u003c\/strong\u003e: \u003cspan\u003eChevrolet 262-400 c.i. 8 Cylinder (1958-1998)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaximum Valve Spring Open Pressure\u003c\/strong\u003e: \u003cspan\u003e1000\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\u003e1.5\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Series\u003c\/strong\u003e: \u003cspan\u003eUltra Pro Magnum XD\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Stud Diameter\u003c\/strong\u003e: \u003cspan\u003e1\/2\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAmazon ASIN\u003c\/strong\u003e: \u003cspan\u003eB00CWZV40G\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\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\u003c\/div\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47285629714570,"sku":"COMP-1810-16","price":663.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_0b9ea11d798c09b3886240a722e721e8_normalized.jpg?v=1776284958","url":"https:\/\/www.onlyinstock.com\/products\/comp-cams-1810-16-rockers-cs-15-1-2in-ultra-pro","provider":"Only In Stock","version":"1.0","type":"link"}