This reinforced centrifugal clutch kit is ideal for vehicles with increased power and centrifugal clutches. It reliably transmits driving force even when the stock centrifugal clutch would slip.
 
○Clutch weights: 7 (standard: 4)
○Reinforced clutch spring installed
○Maximum rotation speed: 10,000 rpm
○For tuning engines only
○Primary reduction ratio: 4.058 (17/69T) (standard: 3.722 18/67T)
*A separate R crankcase cover gasket (966-1015004) is required for installation.