03-09 Yamaha YZ450F
03-09 ATHENA YZ450F YZ 450F 98mm 478cc CP Piston Big Bore Cylinder Top End Kit


Starting from $499.99

Brand New Complete Top End Athena / CP Carrillo Big Bore Kit


Fits Yamaha YZ450F Dirt Bike Models

(Select Year Below) 

Add Amazing & Reliable Power With The Best Components In The Industry!



This Complete Big Bore Top End Kit Includes:

  • Athena 98mm Big Bore Nikasil Plated Cylinder
  • CP Carrillo 13.5:1 Piston Kit (Includes Piston, Rings, Pin & Clips) (Used With Pump Or Race Gas)
  • Athena Complete Top End Gasket Kit


Price: $499.99

Photos of 03-09 Yamaha YZ450F 03-09 ATHENA YZ450F YZ 450F 98mm 478cc CP Piston Big Bore Cylinder Top End Kit

FREE STANDARD SHIPPING is available in all US lower 48 states, APO addresses, and Puerto Rico via USPS or UPS. (*Exceptions apply for Alaska and Hawaii.)
Free standard shipping means we will select an option that gets you your parts as soon as possible while still being economically priced.

*Shipments to Alaska and Hawaii are free as long as the parts will fit in a USPS Priority Mail Flat Rate box or envelope.
For any other type of shipping there will be a charge.


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