S&S CYCLE ROCKER ARMS NON-ROLLER 900-4119AAn economical solution for stock rebuilds, and mild performance upgrades, Forged from 8620 steel for greater strength than stock or cast steel, Feature the same . 750" long rocker shaft bushings as S&S Roller Rockers: longer bushing provides 50% more load bearing area; eliminates the risk of engine damage associated with failed needle bearings, Valve contact tips are induction hardened for extended durability, Recommended for cams of . 585" lift or
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