The ultimate +R Superhead for CRF50 Monkey Ape owners. Takegawa Type R Superhead is the top of the line and comes with titanium valves, beryllium seats, factory porting and polishing, and special limited edition covers. This is a very limited production head, when they're gone, they're gone. Recommended for 124cc bores and up. Kit includes only the head, covers, and valve train. Corresponding bore and stroke kits sold separate.