Crower 74132F Features:

Stainless steel shaft-mount rockers for AFR 215 raised-runner and AFR 220 cylinder head applications Fits Small Block Chevy builds using Canfield large-runner and Edelbrock 23° head configurations Engineered with a 5/8 in. shaft for high-load valvetrain stability in demanding racing applications Optimized for rigidity, accurate valve motion, and reduced heat-related deflection versus aluminum rockers

Shaft Rockers Afr 220 & 2 Stainless Steel, 5/8 Features:

• Stainless steel shaft-mount rockers for AFR 215 raised-runner and AFR 220 cylinder head applications, built for extreme rigidity and accurate valvetrain control under racing loads
• 5/8 in. shaft design for high-load stability, helping manage aggressive valvetrain operation in demanding SMALL BLOCK CHEVY performance builds
• Compatible with AFR 215 RR, Canfield large-runner, AFR 220, and Edelbrock 23° head combinations for specialized 23-degree SBC setups
• Optimized moment of inertia to support precise rocker action, with stainless steel construction that resists heat-related deflection better than aluminum
• Designed for easier installation and maintenance while delivering long-life strength for endurance racing, dirt late model, and marine performance use