03-06 WR450F WR 450F Top End Rebuild Kit Stock Bore Cylinder WOSSNER Piston Kit YZ250X Wiseco or Wossner 66mm Stock

Wiseco or Wossner 66mm Stock Bore forged piston

and no other parts or any labor are included  For any warranty to be considered the parts in question must be sent to use for inspection

and Pushrod Kit

Year: 2006 Part: O-RING Part Group: OIL CLEANER

03-06 WR450F WR 450F Top End Rebuild Kit Stock Bore Cylinder WOSSNER Piston Kit YZ250X Wiseco or Wossner 66mm Stock255, 255);"20001, 4786M09500, 4785M09500, M1011, C3066, C3066 EST, 5TJ 11631 00 00, 20001 4786M09500, 4785M09500, M1011, C3066, C3066 EST, 5TJ 11631 00 00, 5TA 11351 00 00, 5JG 11603 00 00, 8630DA, 8562DA YZ450F WR450F Top End Rebuild Kit Includes: BPRATV 95mm Stock Bore Nikasil Cylinder (1 year warranty*) 95mm Wossner forged piston kit (includes piston rings, wrist pin, and circlips) 12. 5: 1 Compression perfect for pump or race gas Top end gasket