Crower 74531S Features:

Crower 74531S 1/8 in. precision dowel pin for locating individual shaft rocker mounting base stands Designed to align the mounting base stand to the cylinder head for accurate rocker arm-to-valve geometry Classified as a shaft rocker accessory for custom shaft-mounted rocker system setup and valvetrain service Helps prevent stand shifting under extreme loads to support consistent alignment in racing engine applications

Shaft Rocker 1/8 Dowel P 1/8 In. Precision Locating Features:

• 1/8 in. precision dowel pin for locating individual shaft rocker mounting base stands and maintaining accurate stand-to-head alignment
• Helps establish optimum rocker arm-to-valve geometry in custom shaft-mounted valvetrain setups for consistent high-rpm operation
• Locks individual base stands in place to resist shifting under extreme racing loads and preserve precise valvetrain positioning
• Ideal for use with stand-to-cylinder head shims and shaft bolts during detailed rocker system installation and geometry correction
• Reduces misalignment-related frictional loss while supporting valvetrain efficiency, stability, and long-term component life