Included in the clutch pack are (7) aramid fibers that have more than 60% more surface area than stock, Our in.patentedin. Ball Bearing Lock Up pressure plate will handle all stock applications. For large motors, carbide balls and stiffer diaphragm spring Part # DES-200, may be necessary. CBB-8516 is a set of eight carbide balls that can be used in place of the standard steel balls, Placed in an even pattern intermittently every (6th), (7th) or (14th) bearing pocket around the 42 bearing pocket circle. Fits 1998 – 2006 Big Twins, Except 2006 Dyna.
Clutch pack is 1-steel .120? thick. 6-steels .059? and 7-Kevlar fibers.
