440 Crank in a 383

There is NO WAY I’d “stroke” a 383 and give up bore size.

Thats nUtZ.
Agreed. Theres always the sleeve fix, which I'll be figuring out soon, to start out close to 4.40 in a 400 block, if I have a junk 383 I'd see how far the bore will go before it breaks into water.