Replaces OEM Part Numbers: Yamaha 4BD-11310-01-00, 5VC-11351-01-00,4BD-11631-00-Y0, 4BD-11610-00-00, 29U-11633-00-00, 93450-17044-00,DR7-EA000-00-00, 3GH-11181-00-00. Compatible with the 1992-2000 Yamaha Timberwolf 250, 1999-2004 Yamaha Bear Tracker 250. Includes Cylinder and NGK Spark Plug. Also includes Namura Top End Kit - Piston, Piston Rings, Wrist Pin, Clips, Top End Bearing, Gasket Kit. Cylinder Bore and Stroke 71.00mm x 58.00mm.
