Power Torque Flywheel - NFW3301 Part #: NFW3301 Line: PTQ Power Torque Flywheel Limited Lifetime Warranty Material: Iron Number Of Teeth: 115 Bolt Circle Diameter (mm): 251mm Bolt Circle Diameter (in): 9.882 Inch Counterweight Weight (Lbs): 0 Lbs. Flywheel Type: Recessed Number Of Crankshaft Mounting Flange Bolt Holes: 8 Ring Gear Outside Diameter (in): 11.654 Inch Ring Gear Outside Diameter (mm): 296mm Show More Show Less