Dr. Pulley HiT Clutch, Part #169-223

Dr. Pulley HiT Clutch 161301 with Bell for Scooters with 50cc/90cc/100cc Honda, Piaggio, PGO, Kymco or SYM engines as well as scooters with 50cc, 4-stroke QMB139 engines. The Dr. Pulley HiT Clutch with 50 degree pillow springs is for use on scooters with a modified cylinder requiring the clutch to engage at a higher RPM. Results from using this clutch include decreased slippage and improved transmission efficiency. Inner Diameter (bell): 107mm. Overall Height (bell): 34mm. Number of Splines (clutch bell): 22. 50 Degree Pillow Springs. Includes 3 sets of Pillow Springs and 4 sets of Clutch Springs for fine tuning.