Ada Yamaha 701/760 girdled head (Girdle Kit Not Included)
girdle kit is the same for the 701 and 760 but the 760 cylinder will require machining for clearance to be able to use all of the girdle studs
701 domes link below
https://showtimefreestyle.com/products/ada-yamaha-701-81mm-bore-dome
girdle kit link below
https://showtimefreestyle.com/products/ada-head-girdle-kit