Comet New 108EXP Clutch, 217506

COMET 108 EXP Clutch 217506ATried, 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, Features a bushing in the movable face, Uncalibrated clutches are sold without cam arms and spring, 108-EXP clutches use the same cam arms and spring as the 108-C, Change clutch to accept 1-7/16” belt width by installing one spacer washer under the spider washers, Negative (-) numbers indicate the taper begins in an extension out of the fixed face casting, 1-1/4” standard belt width and 1-3/8” optional belt width, Shallow bore