If you pick up a 5.3 with a return line on the fuel rail you wouldn't need to do the corvette fuel filter/regulator, it's only a matter of buying the right connections seen here
The rest of your questions have been answered spot on by all the other fellas
lol you love that lil diagram you made huh!
96 2 Door Tahoe 4wd / 5.3 Swap / CAI / Tune / Pacesetter LTs / Magnaflow / LED Dash / Novak A/C Bracket /