Includes: piston, ring, pin and circlips (X2). Single-ring piston with a diameter of 40mm. Used originally on the Athena Sporting 50cc engine kit. Included: piston, ring, pin and circlips (X2)....
Athena domed piston with a diameter of 47.6mm. Piston, ring, pin and circlips (X2).. Ring 1mm thick. Originally used on the Athena Basic/Sport and Stage6 Pro Sport MK1. Athena domed...
Athena piston with flat head, 47.6mm diameter. Piston, ring, pin and circlips (X2). Ring 1mm thick. Originally used on the Athena Evo/Racing and Stage6 Racing MK1. Athena flat head piston...