{"product_id":"cca-rocker-arm-kits-62","title":"COMP Cams 1610-8 - Ultra Pro Magnum Rocker Arm Set w\/ 1.6 Ratio for SBC w\/ Twisted Wedge Head","description":"\u003cp\u003eUltra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still redu cing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring Oversized trunnions, precision-sorted needle bearings and hardened Roller tips for the ultimate in performance and dependability. Optimized  retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050\" locks without clearance or fitment issues.\u0026lt; ul\u0026gt;\u0026lt; li\u0026gt;7\/16\" Stud - 1.6 Ratio - Chevy V8 265-400 (SBC) with Twisted Wedge Heads. Designed for intake valves only. Twisted Wedge heads use standard SBC exhaust valve Rockers.\u0026lt;\/li\u0026gt;\u0026lt; li\u0026gt; Investment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.\u0026lt;\/li\u0026gt;\u0026lt; li\u0026gt; Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050\" locks without clearance or fitment issues.\u0026lt;\/li\u0026gt;\u0026lt; li\u0026gt; Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips.\u0026lt;\/li\u0026gt;\u0026lt; li\u0026gt; Lifetime Warranty - So strong that we guarantee the Rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure.\u0026lt;\/li\u0026gt;\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmazon ASIN:\u003c\/strong\u003e B005H89RF4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for On-Road Vehicles?:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:\u003c\/strong\u003e Yes, but must be a race\/competition only vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Family:\u003c\/strong\u003e Chevrolet 262-400 c.i. 8 Cylinder (1958-1998) w\/ Twisted Wedge Head, Intake Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Valve Spring Open Pressure:\u003c\/strong\u003e 850\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Material:\u003c\/strong\u003e 8650 Chromemoly Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Ratio:\u003c\/strong\u003e 1.6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Series:\u003c\/strong\u003e Ultra Pro Magnum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Stud Diameter:\u003c\/strong\u003e 7\/16 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Ultra Pro Magnum Rocker Arm bodies are guaranteed for life. warranty\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45357268533383,"sku":"COM1610-8","price":421.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/1610-8.jpg?v=1788268446","url":"https:\/\/checkout.northernperformance.ca\/products\/cca-rocker-arm-kits-62","provider":"Northern Performance","version":"1.0","type":"link"}