Mitaka steel valve and spring conversion kit - includes 5 x steel valves, with 5 x performance springs that are matched to the weight of the steel valves. Mitaka engine valves and springs are manufactured in the same factory as other brands but sold at a fraction of the cost. The valves are manufactured from one piece using a high quality steel alloy and extensive heat treatment processes. The valve design uses the same specifications as OEM for a direct replacement, but also incorporates a high gas flow head for increased performance.
Mitaka top gasket set including head gasket, base gasket, cam chain tensioner gasket, exhaust gasket, valve stem oil seals.
Suits YZ450F years 2003, 2004, 2005
PLEASE NOTE IMAGES FOR ILLUSTRATION ONLY. The images shown are the same components and brand but a different fitment. You will receive the item listed above.