Pro-X Racing Forged Piston Kit for 2008-11 Yamaha YZ250F - 76.95mm - 01.2409.A feed-mpn-ESG829 Our ESG591 stator offers a

Our ESG591 stator offers a flat output across the RPM range and it also runs much cooler than the stock stator

2004 Arctic Cat DVX 400

1988-92 Kawasaki EL250 Eliminator

2009 KTM 105 SX

Pro-X Racing Forged Piston Kit for 2008-11 Yamaha YZ250F - 76.95mm - 01.2409.A feed-mpn-ESG829 Our ESG591 stator offers aPro 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