PROX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. PROX Piston Kits are a first class solution to replace the original piston in Banshee. All PROX Piston Kits are supplied complete with Piston Rings, Wrist Pin and Circlips, ready to install!
