Athena Stock / Standard Bore Cylinder & Hotrods Complete Motor Rebuild Kit!

This is the best and most reliable rebuild kit on the market!

Fits Yamaha YZ450F Dirt Bikes

 Years 2014 2015 2016 2017

This Complete Rebuild Kit Includes:

• Athena 97mm Stock Bore Nikasil Plated Cylinder
• Larger Water Jackets For Better Cooling!
• Athena 12.5:1 Piston Kit (Includes, Piston, Pin, Rings & Clips)
• Complete Top End Gasket Set
• Hotrods Complete Heavy Duty Crankshaft Assembly (Includes Heavy Duty Rod)
• Bottom End Seal Kit
• Hotcams Heavy Duty Cam Chain

It will work with your stock head and valves.  All parts come with warranty.

We ship worldwide & ship all domestic orders free!