VENOM PRIMARY CLUTCH SPRING BLUE/YELLOW YAMAHA 210220-002

VENOM PRIMARY CLUTCH SPRING BLUE/YELLOW YAMAHA 210220-002 {"features":"Force lbs. @ 73.66-33mm 77-277 Blue/Yellow;Yamaha;","description":"Primary springs control engagement and shift rate. Our springs are made from high tensile wire and will hold rate better than cheap springs. The first force number listed controls what RPM your clutch engages and the second number controls how fast the clutch upshifts.","descSource":"p"}