Question

That's the spirit!
My car started life as a 68 Barracuda/225/904/7.25
It now has a 71 360, a 65 Commando A833, with a GVod, and a narrowed 69 banjo with a later 742 pumpkin and unknown year 3.55s. The SG is from a 66Coronet.
I made it work.