For one thing, a 350 is generally much more economical to build. The other reason is that, believe it or not, a Chevy engine fits into the old Ford's much more easily. The oil pan on later Ford engines makes them harder to install in early Fords.
Beautiful car l love 32 three windows, but... I live in the UK does it never rain in the USA so you don't need wipers? or are they never used on a wet day seems a shame. The pleasure is driving it
If it's a Ford why do people put a General motors in ford's ... I would put in a 302 in it or a 351 or bigger. I guess some people like that 35o or 327 great motors too . But it's a Ford