I'm working on one (I should be done building him in maybe a week and a half and all post photos then before he gets painted),
Wrong spelling there bro. It all depends on which scourge we're talking about. http://en.wikipedia.org/wiki/Scourge_(Transformers)
He'd make a nice Minicon or legends-class toy. There are a couple Sentai-show mecha toys that turn into wheels, I believe.
Galvascream did a digibash of Scrounge from Legends Cosmos, that I think was a pretty clever idea: Classics Scrounge That's probably the closest figure we have to him... at least the closest that wouldn't require extensive modification.