Some details:
2" x 5" rectangular tube frame, not a VW floorpan. So it's clearly a Valkyrie not an Avenger.
Chevy small block, I'm told it is a 305. Appears stock, with iron manifolds, Quadrajet, and HEI distributor.
Corvair rear suspension, Corvair transaxle with Fiberfab adapters (similar to...