Have some questions.

388dart said
4. I'd guess 275-300 rwhp so more like 380 at the crank.
set the timing so you have 16-18* initial and 35* total all in by ±2600.
A 2500 TC would be good to.

275-300rwhp seems kind of high for basically a stock HiPo motor. That's almost Mopar crate motor territory with the .500 lift cam.