Compatible with OEM Part Numbers Yamaha 1C3-11311-21-00, 1C3-11311-00-00, 1C3-11311-01-00, 1C3-11311-10-00, 1C3-11311-20-00, 1C3-11631-03-D0,1C3-11631-03-C0, 1C3-11631-03-B0, 1C3-11631-03-A0, 5NY-11611-00-00,1C3-11633-00-00, 93310-21510-00,93450-16068-00, 93450-16812-00,1C3-11351-00-00, 93210-90785-00,93210-63442-00 Compatible with the 2005-2014 Yamaha YZ125 Includes Cylinder Also Includes Namura Top End Kit - Piston, Piston Rings, Wrist Pin, Clips, Top End Bearing, Gasket Kit Nikasil Plated Cylinder Bore and Stroke 54.00mm x 54.50mm Included Items in This Bundle:

(QTY 1) NICHE 519-CCY2248L Engine Cylinder

Substitute For OEM Part Numbers(s): 1C3-11311-21-00, 1C3-11311-20-00, 1C3-11311-10-00, 1C3-11311-01-00, 1C3-11311-00-00

(QTY 1) NICHE 185-4009 Namura Piston Kit

Substitute For OEM Part Numbers(s):

Fits The Following OEM Models:

Yamaha YZ125 Team Yamaha: 2011-2014
Yamaha YZ125: 2005-2014