Complete Chung Yang 54mm clutch assembly. Fits Chung Yang CY23RC / CY26RC / CY27RC / CY29RC / GP290 engines. Also fits Zenoah G230RC / G260RC engines. Includes clutch shoes, spring, 2 clutch shoe mount bolts, 2 shim washers, 2 shoe washers, clutch case, 4 clutch case mount bolts, clutch plate, and clutch plate bolt - everything necessary for installation. Note: a clutch bell is not included. You will need a clutch bell appropriate for your application.