Originally Posted by dvw
Rear gear and the resulting starting line ratio change doesn't affect stuff as bad as you think. My past race car went from a 4.56 to 4.10. Didn't slow it a bit. Just made the same swap with a buddys Eddy headed 10-1 440. 4.56 to 4.10. Didn't slow it down at all.
Doug


I had similar results going from 4.10 with a 2.45 low gear to 3.73's with 2.28 low gear running NA. Virtually the same ET and 60ft.