My .520 lift 440 B body has gone 10.71 . This is a pump gas 10.75:1 motor
Top end head choice is important , but what previous guys noted all helps . Nothing too special in mine
Daily driver

Tex

New best ET 10.259@129.65 .
New best MPH 130.32
Finally fitted a solid cam,
stepped it up a bit more
3690lbs through the mufflers
New World block 3780lbs 10.278@130.80 . Wowser 10.253@130.24 footbraking from 1500rpm
Power by Tex's Automotive