Niche Big Bore Piston Kit for Yamaha Grizzly Raptor Rhino 660 3YF-11631 ATV 519-KPS2232T

NICHE Big Bore Piston Bore Size 102mm; Material: Aluminum Alloy; Surface Coating: None; Type: Flat Piston Replaces OEM Part Numbers: Yamaha 2C6-11638-00-00, 2C6-11636-00-00, 2C6-11631-00-X0 Piston Replaces OEM Part Numbers: Yamaha 3YF-11638-00-00, 3YF-11636-00-00, 3YF-11631-00-X0 Compatible with: Yamaha 2001-2005 Raptor 660R, 2002-2008 Grizzly 660, 2004-2007 Rhino 660 Includes Piston, Piston Ring, and Wristpin