COMET 108 4 Pro Clutch 219607A

Comet 108 4-Pro clutches accept OEM starter rings, Added fourth load-bearing member increases roller and button life, These race clutches are for high-performance applications ONLY, Uses four clutch weights to greatly enhance tuneability, Arms can be used in sets of two to better zero-in on desired weight, Uses same springs as 102-C and 108-EXP clutches, Captivated tower allows shouldered cover bolts to virtually eliminate tower spreading, Features a bushing in the movable face, To determine arm, add weight of three arms used in 108-EXP, add 14%, then divide by four; this will be the new arm weight to use, For calibrations contact a high performance specialist