Yamaha WR450
Yamaha WR 450F WR450F Kibblewhite Titanium Valves Springs Piston Cometic


Starting from $474.99

Complete Kibblewhite Performance Top End Rebuild Kit

The Best On The Market! (Save Huge, This Kit Retails For $599!)

Yamaha WR450F (Select Year At Checkout)

This kit Includes:

  • Kibblewhite Standard 95mm Bore (13:1 Compression Perfect For Pump Or Race Gas)
  • Cometic MSL Top End Gasket Set
  • Black Diamond Valves (All 5)
  • Kibblewhite Valve Stem Seals (All 5)
  • Titanium Intake & Exhaust Springs
  • Titanium Retainers


Price: $474.99

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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