I read an article in Old Cars magazine where the author said running radials on wheels made for bias ply can cause the wheel to fail. It seems the radial puts more lateral force on the wheel than it was designed for. I have no facts one way or the other, just passing on info.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.