You Might try to get a hold of him thru his son Mike maybe thru Facebook at McCandless Antique Auto or catch him at one of the shows as i hear he is very polite and loves to talk Mopars for sure.
I have seen him out at a few down this way and his son will try to get an answer for ya i am sure.
https://www.facebook.com/McCandlessAntiqueAuto/?ref=py_c