Clutch › 102C YAM CLUTCH 30MM SHALLOW TAPER BORE Image 1 of 1 102C YAM CLUTCH 30MM SHALLOW TAPER BORE $376.95 Sold Out Spring and cam arm options allow precise calibrationExcellent upshift and back shift characteristicsEfficiency gets the horsepower to your track7.5" diameter Sold Out Added! Spring and cam arm options allow precise calibrationExcellent upshift and back shift characteristicsEfficiency gets the horsepower to your track7.5" diameter