B&M C-4 Ford Improver 70-82 931075 The crank bolt holes are

The crank bolt holes are bored in position to exacting tolerances in both size and location on CNC machines

Spindle nut kit for 1-Ton style Wide 5 axle tube includes a retaining nut

easy battery charging

This hardware can be removed if using in

3/4 in OD Mounting Hole

B&M C-4 Ford Improver 70-82 931075 The crank bolt holes areShift Improver Kit for C4 Automatic Transmissions B&M'specializes in performance automatic transmissions, torque converters, SFI approved flexplates, legendary automatic shifters, precision manual shifters, and many other transmission products including cast deep aluminum transmission pans, transmission coolers, and automatic transmission fluid. B&M Performance and Off Road has been at the vanguard of the growing automotive aftermarket since the early