Pro-X Piston Kit - Yamaha

Pro-X 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 your Personal Watercraft. Pro-X Piston Kits for sleeved cylinders are available in standard size and a wide range of over-sizes. The availability of over-sizes up to 2mm significantly helps to increase the lifespan of a cylinder by offering more re-boring possibilities. Each Pro-X Piston Kit is supplied complete with One Piston, Piston Rings, Wrist Pin and Circlips, ready to install! Sold Each. Wrist Pin Bearing Not Included.