Big area for the badge - a Foden? Maybe a PVRF6? Flamboyant wheel arch trim, maybe Whitson?
Okay, you're half-way there Max. The coachwork is by Whitson but it's not a Foden.
As a clue, this chassis manufacturer made less than half-a-dozen psv chassis.
I'll
LOCK it for you until your next reply only to complete it.