Donor bike wanted 1970-79 honda 750

[2Swerve]

Hi there, Im posting this on behalf of my cousin who is looking to build a café racer.

He is looking for a 1976 K6 Honda 750 ideally. Otherwise any 1970-1979 Honda 750 SOHC.

Any help in sourcing this bike or engine will be greatly appreciated.

Thanks guys