Save yourself some time. Before you mount an .061 on a guillows, just throw fifty bucks in the garbage and smack yourself in the head with a rubber mallet. The effect is similiar.

Stick with your first instinct and explore the better aspects of SWRs. So far they've been used for high speed runs, but with the proper setup, you should have a good sport plane. There's still many aspects of the SWR's that haven't been tried.