06-09 YZ450F YZ 450F Ported Assembled Head Porting Assembly Kibblewhite Valves
FITS ALL'06-09 YAMAHA YZ450F MODELS! Brand new OEM cylinder head. Full race port and polish. Complete head assembly (NO CAMS). Kibblewhite chrome silicone valve springs. Kibblewhite stainless steel valve conversion (intake and exhaust). Kibblewhite viton valve stem seals. Great for stock and really great for built engines. Our kits come with the same brand parts as other rebuild kits you see online but we always include items no one else does. Our kits come standard with CP-Carrillo, JE, Wiseco, Wossner, Pro-X, Hotrods, Hotcams, Webcams, Cometic, Vertex, and Athena parts as well as our own parts we have manufactured specifically for us. We stock the exact same parts from different companies…
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