Hi all
I raced them Z50 and MR50s and XR75 at wallen back in the 70s won many of the champs back then till 1975 and we left Vic we even had a sidecar on Z50 i know mine 60mph Johns boys Neveil Bond Darren Youngerblood David Armstong rode Sl70s and xr75s back then till 75 in Melb wallen was great in one of them pics 131 is Neveil Bond from Fury Racing
I have photos but not sure how to added