Scorpion SCP1053BL Roller Rockers Holden 253-308 Cid 7/16" Stud 1.65 Ratio

Do you want to sting the competition with more speed? Swap out your rocker arms with Scorpion Race series roller rocker arms. And, if you're a hardcore enthusiast who's passionate about using American-made high performance automotive racing products, it gets even better. Scorpion offers the finest roller rocker arms that are 100 percent made in the USA. Precision-crafted by high-tech manufacturing methods, these aluminum rocker arms are fully CNC-machined, offer more clearance for retainers and springs, and can easily handle .950 in. lift and 950 lbs. of open spring pressure! Race series rocker arms are lightweight for maximum performance and feature a needle-bearing fulcrum and roller tip, a centerless ground trunnion, a ground pin and roller, a burr-free trunnion through hole, polylocks (yes, they're included), and black oxide coated steel parts. For a great finish to these superior rockers, the surfaces are micro-polished for maximum durability and anodized for additional protection and killer looks. Sting the competition, at home and abroad, by bolting on American-made Scorpion Race series roller rocker arms.