FX Racing Chromoly Flywheel Counterweight (Counter Weight) balance is made from 4140 one-piece billet chromoly steel. They are specifically designed to work with aftermarket lightweight flywheel for 1986 - 12/1988 Mazda RX-7 Turbo (13B-RE).
Vehicle Application:
1986 - 12/1988 Mazda RX-7 (1.3L 13B Non-Turbo)