Noggin would work.
A noggin is wooden brace between joists etc.
So a wooden open top car is bracing.
My red Plus8 is Scarlett. A feisty redhead after Maureen O’Hara. Scarlett O’Hara
The 4/4 before her was red and named Maureen. The Plus8 is Scarlett more of a handfull so a feistier name.
