The Speedmaster PCE257.1003 Shaft Mount Rocker Arm Bridge Block Shim Kit provides a precise .060-inch shimming solution designed to correctly set rocker arm geometry on shaft-mount rocker arm systems. This kit helps ensure proper valvetrain alignment, consistent rocker arm geometry, and stable performance under demanding engine conditions.
Ideal for engine builders and performance enthusiasts working with shaft-mount rocker arm setups, these shims allow fine-tuning of bridge block height to achieve accurate valvetrain geometry. Part of Speedmaster's trusted engine component lineup, this kit delivers the precision needed for a reliable, high-performance valvetrain assembly.