407Ci Ls Chevy Engine Roller Rockers
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A set of 1.8:1 aluminum-bodied Ultralite rocker arms from Yella Terra work the valves to .610-inch lift. Beneath the rockers are AFR valvesprings providing 410-pound seat load, with AFR titanium 7-degree retainers and beadlock keepers holding things in place. View Related Article
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