To the best of my knowlede or 61+ memory they will swap. I also remember some issues with starters doing this, but it was something that could be solved. Have you tried the Stovebolt Page? http://www.stovebolt.com
'45 Ford PU 66 Valiant wagon, leaning tower of power. 79 Chevy C10 w/250 02 PT Cruiser Convertable