17 hours ago, feetupfun said:

The kicker in the movie photo is a standard top pivot kicker. It is the S shape design though which is standard for that era and different to later (straight) kickers

 I see it now. It was the old style clutch rod adjuster that was fooling me, I'd forgotten about those.

I just posted pictures , ,, motovita , , 

So a model 42 has a y frame on bottom and 48 has up graded frame  , both heavy ,  some one quoted , red bike was a copy , it  sold at auction ,,,,, so the original , bultaco riden by Fonda ?  Probably in some ones collection ,  just  an thought ,,cheers