Yamaha YFZ450R & YFZ450X
ATHENA YFZ450R YFZ 450R 98mm 478 14:1 CP Piston Big Bore Cylinder Long Rod Kit

Part #: (A-YFZR-98-CG / M490167 / 8802 / YFZ450R-PB)
Starting from $979.98

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

Fits Yamaha YFZ450R & YFZ450X Fuel Injected Models 

Years 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

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

This Complete Big Bore Motor Rebuild Kit Includes:

  • Athena 98mm Big Bore Nikasil Plated Cylinder
  • Larger Water Jackets For Better Cooling!
  • Custom CP Carrillo Custom 14:1 Long Rod Piston Kit (Includes Piston, Rings, Pin & Clips)
  • CP Carrillo Heavy Duty Long Rod (111.50mm)
  • AZ Quad Parts Heavy Duty Lower Rod Pin & Bearing Kit
  • Athena Complete Top End Gasket Kit
  • Must Use Race Gas

All of the parts in this auction come with a warranty.

We ship worldwide & ship all domestic orders free!


Price: $979.98

Photos of Yamaha YFZ450R & YFZ450X ATHENA YFZ450R YFZ 450R 98mm 478 14:1 CP Piston Big Bore Cylinder Long Rod 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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