Pioneer Inc. Clutch Flywheel - FW329 Part #: FW329 Line: PIO Pioneer Inc. Clutch Flywheel 1 Year Limited Warranty Material: Iron Number Of Teeth: 180 Bolt Circle Diameter (mm): 108mm Bolt Circle Diameter (in): 4.250 Inch Counterweight Weight (Lbs): 0 Lbs. Flywheel Type: Solid Number Of Crankshaft Mounting Flange Bolt Holes: 6 Ring Gear Outside Diameter (in): 11.125 Inch Ring Gear Outside Diameter (mm): 283mm Show More Show Less