64 Valiant 440 build
Nice build. That little car with a 440 should be a handful. I don't know much about the torque arm set. If the dimensions for the Nova are close your Valiant, and you don't have to do too much fab work, I say go for it. It will definitely be unique.
My 69 Valiant build
http://www.forabodiesonly.com/mopar/showthread.php?t=116288