20001, 4785M09500, C3066, 71014-5, 5TA-11311-12-00, CR8EIX, 5TA-11311-00-00, 5TG-11633-10-00, 5TG-11603-00-00, 99999-03528-00, 99009-20500-00, 5TA-11181-00-00, 5TA-11351-00-00, 4FM-12213-00-00, 5TA-11311-01-00, 5TA-11311-02-00, 5TA-11311-10-00, 5TA-11311-11-00, 5TG-11631-00-00, 5TG-11633-00-00, 3KS-12213-00-00, 4BE-12213-00-00

Brand New Complete Yamaha YZ450F & WR450FTop End Rebuild Kit / BIG Bore Piston Kit / Cometic Top End Gasket
Fits Yamaha YZ450F Dirt Bikes
Years 2003 2004 2005
Fits Yamaha WR450F Dirt Bikes
Years 2003 2004 2005 2006
Add Amazing & Reliable Power With The Best Components In The Industry!
This Complete Top End Rebuild Kit Includes:
98mm Big Bore Nikasil Plated Cylinder (1 Year Warranty)CP-Carrillo, JE, or Wiseco ForgedPiston Kit (Includes Piston, Rings, Pin & Clips)Cometic Complete Top End Gasket Kit Heavy Duty Cam Chain Talon Titanium Head Stud Kit
1 Year Warranty for your peace of mind*
– The Best Parts. The Best Performance. The Best Price. BRAPPPPPPPPPP!