heres mine 408 indy-1 heads 12.25 to 1 soild roller 1"7/8 ttis 3" exhaust 4spd 4.10 gear 3500lbs race weight.first pass was 1.74 60 ft 94 at the 1/8 at 11.51 at 122 ,2 pass was 1.70 60 96 1/8 th then it took out 2 main bearings,that was leaving at 3800 rpms on the 2 step and short shifting