24560
Adjust the engagement rpm of your Max Torque clutch. Springs work in the 5/8 bore and 3/4 bore Max Torque clutches. Yellow (.049) spring engages at 1550-1650 rpm. Blue (.054) spring engages at 1850-1950 rpm. Green (.057) spring engages at 2400-2500 rpm. Black (.059) spring engages at 3000-3100 rpm. One spring is required for one clutch. Change quantity if you want more than one.