Kibblewhite Black Diamond Stainless Valves.
Fitment:
-19+ Yamaha YZ250F
Available in STD Diameter.
Kibblewhite Stainless Valves are required to be ran with a Valve Spring Kit. Kibblewhite Spring Kit recommended.
Valve Seat Re-cutting is highly recommended when installing new valves. This will insure proper valve seat seal and allow the engine to produce optimum power and have the best reliability.