General description Designed to adjust valve clearance on twin cam models, the Laser Tools Valve Shim Tool is also used to compress the valve spring, facilitating the removal and installation of valve shims. Technical specifications Manufactured from Chrome Molybdenum Equivalent to Yamaha OEM YM-04125 Equivalent to Suzuki OEM 09916-64510 Compatibility and accessories Applications: All Suzuki 4 stroke models fitted with top shim type valve tappets Compatible with Yamaha XJ600 Seca II models Use with Laser Tappet Shim Pliers - Part No. 6489 Usage Use in accordance with OEM instructions.