Pro-X 01.3122.B Piston Kit (B) - Standard Bore 47.95mm fuel-air-powerwing-inserts The next step in the

The next step in the evolution of high performance powersports pistons

2012-2014 Yamaha FB1800A WaveRunner FX Cruiser HO

1986-1987 Polaris Sprint

mud-slinging tread pattern that also provides a smooth ride

Breathable mesh comfort liner

Pro-X 01.3122.B Piston Kit (B) - Standard Bore 47.95mm fuel-air-powerwing-inserts The next step in theBore: 47. 95mm Sizing: Standard Bore Excellent economic alternative when you are looking for an OEM quality replacement piston. Mainly manufactured in Japan by reputable Original Equipment Manufacturers to ProX exact specifications and high quality standards. Sleeved cylinder piston kits are available in standard size and a Wide range of oversizes. Plated cylinder piston kits come in standard size, as well as in A, B, C and D oversizes if available.