ProX Racing Parts
ProX Piston Kit CRF250R 20-23 + CRF250RX 13.9:1 (78.98mm)
ProX Piston Kit CRF250R 20-23 + CRF250RX 13.9:1 (78.98mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is...