Keith built my 482 also and I'm very happy with it. He started with a 750 on mine but found that a 950 made it better. 622 HP 630 TQ.
Sounds like your is the same recipe except the carb.
Here's my specs:
Genesis iron block, scat I-beam rods, eagle cast crank, diamond pistons melling
oil pump,
Comp cams hyd roller 248/252 .630 lift 110 lobe separation
edelbrock stage II aluminum
erson rocker system
quick fuel HP 950 Drag racing carb
Aviad pan
MSD dist-coil-box- NGK plugs
you are going to like it.