Improves clutch performance, life and heat dissipation
Precision machined from billet T-6 aircraft quality aluminum to aerospace tolerances, and hard coated for five times the wear resistance to stock (with proper maintenance)
Allows clutch assembly to spin more true, creating less heat when clutch is disengaged, as well as smoother clutch engagement
Helps eliminate clutch chatter when used with Hinson pressure plate and inner hub
#151-4012 is for use on straight cut gear high performance motors only
