BBC spark plug gap help
I am currently running .044 on NGK R44 or R45 have pro comp aluminum heads 10.5:1 comp. Accel high performance HEI distributor with accel 8.5mm plug wires. I was gapped at .050 and ran .6 slower than with current gap. Question is will I see better et with a smaller gap? Also looking to get a larger carb. Any opinions?