9.48mm Valve Shim Refills

These valve shims are designed to get you the exact clearance you need for your valves. They are precision-ground to exact tolerances, are manufactured from optimum materials, and are heat-treated for long life. valve shims are designed as a drop-in application, require no piston or head modifications, and in most cases, will work with stock springs and valvetrain components.

Shim kits are through-hardened and precision ground to exact sizes
?Sold as a set of 5