Pioneer Inc. M/T Flywheel - FW158 Part #: FW158 Line: PIO Pioneer Inc. M/T Flywheel 1 Year Limited Warranty Material: Iron Number Of Teeth: 164 Bolt Circle Diameter (mm): 97mm Bolt Circle Diameter (in): 3.800 Inch Counterweight Weight (Lbs): 0 Lbs. Flywheel Type: Solid Number Of Crankshaft Mounting Flange Bolt Holes: 6 Ring Gear Outside Diameter (in): 13.875 Inch Ring Gear Outside Diameter (mm): 352mm Show More Show Less