Originally Posted by padresag
I don't think that rear trans mount was used on manual trans until 68. p/glides used the rear trans mount from 60 -66 and the t400 in 66
ron

Thanks for that info, my '63 had the Power Glide from the factory. I later swapped in a TH400, but had to move the rear transmission mount cross member rearward to match the new rear mount location.