Pro-X Racing Forged Piston Kit for 2012 Yamaha YZ250F - 76.96mm - 01.2412.B wiseco 2008- 2009 Arctic Cat 500/500

2008- 2009 Arctic Cat 500/500  Auto 4x4

2011 Harley Davidson FLSTN Softail Deluxe

1993 Polaris Indy 650 RXL

1988 Suzuki GSX-R750

Displacement: 509cc

Pro-X Racing Forged Piston Kit for 2012 Yamaha YZ250F - 76.96mm - 01.2412.B wiseco 2008- 2009 Arctic Cat 500/500Pro X Racing Parts Piston Kit 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 your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc. Our OEM style Tin coated pistons assist the wear in process when you just started the