Couples the flywheel of the motor to the flange of the torque tube. Available for most popular automobile motors. Bolts to the flywheel with Allen head cap screws, drilled and tapped to receive either the 1310 or 1350 series torque tubes.
See Chevy Notes if ordering a Flywheel
take-off for a small block.
What is a 1310 and 1350 Series?