This was done an a WinPEP Dyno.
176.5 HP and 158.2 Torque. The Air/fuel ratio was lean at 14.5. I was told it should be 13.5 or there abouts.
Subtract 15% parasitic drive train drag and it puts it at about 207 at the flywheel. The manual rates the US spec '78 at 205...........more or less.