Transmission Main Shaft Thrust Washer or Steel ball 4 and 5 Speed 240Z

New OEM thrust washer or steel ball for Datsun 240Z, 260Z, 280Z and 280XZ 4 and 5-speed transmissions 1971-1983 (non turbo).  Choose from thrust washer or steel ball.  See pictures for part location.  

Steel Ball= 4mm diameter

Washer: O.D. approx 50.5mm, 30.2mm I.D., 6mm thick