Clutch › PRIMARY CLUTCH SPRING YELLOW Image 1 of 1 PRIMARY CLUTCH SPRING YELLOW $32.99 Fine tune engagement and top RPMAll springs designed and built with 5% tolerance, the lowest in the industryDesigned from the highest quality chrome silicon Quantity: Purchase Added! Fine tune engagement and top RPMAll springs designed and built with 5% tolerance, the lowest in the industryDesigned from the highest quality chrome silicon