Piston MXS Racing GP90 (A)

MXS Piston “GP90” (A), complete spare piston for MXS Racing’s high-end racing cylinder GP90 with 50mm bore. Pistons are subject to lots of heat and tremendous stress, especially in high-revving race engines. They should be replaced from time to time to retain optimum output.

size A piston, 50mm12mm piston pinwith ring, pin and circlipsfor MXS GP 90cc cylinder kits