Hope I'm not 'touching a nerve' here aulblue ?!
Tis all rather tongue in cheek, donchaknow.
The main reason for posting is to wind up Sam!
Actually, I had a Neil Beadling built, 988cc, BSA R3 motor in a Harris chassis, that put out low 80s RWHP on the same dyno that my Commando puts out low 60s. That bike was stupidly fast.
So, as I said, all rather tongue in cheek!