I measrured 44" c/c of the front hangars and 47-1/2" at the rear c/c of the hole the rear hangars mount. Here are some pictures of the rear hanger eye and a part bolted on the frame.

frame eye.jpgframe member.jpg

The funny thing about science is that if you change one miniscule parameter you change the entire outcome to the way you want it.

JB Rhinehart, Realist

A-Body's RULE!