Designed for more power, more endurance, more of everything you need for speed and now accept OEM starter rings for electric starters
Tried, tested and built to handle high-horsepower engines
Consistently smooth shifting even after hours of use
Wider rollers for increased bearing area (33% more)
1997 and newer 108-EXP clutches include special recessed mounting bolt with special pilot washer
Each features a bushing in the movable face and redesigned fixed face for increased durability
Uncalibrated clutches are sold without cam arms and spring
NOTE: 108-EXP clutches use the same cam arms and spring as the 108-C.
NOTE: A flush bore depth indicates the taper begins exactly at the inner edge of the fixed face casting. Positive (+) numbers indicate the taper starts the specified distance into the casting; while negative (-) numbers indicate the taper begins in an extension out of the fixed face casting. See illustration on Parts Identification page. Belt width can be adjusted on clutch models that list more than one dimension. Std. = Clutch is pre-set to the belt width listed. Opt. = Clutch can be adjusted to the belt width listed.
