65 Barracuda... Got BAD News...
This looks like the engine to get ->
http://www.forabodiesonly.com/mopar/showthread.php?t=146216
Check to make sure that you can connect the transmission kick-down linkage to the four barrel carb but this would be a great engine for you.
Really really nice looking car too. You might want to consider spraying the front seats with some vinyl paint, I think you can get a really good color match from
"MoPaint".