I have an original 73 340 Duster, that now has a 9.6:1 Edel headed 408, backed by a 727 with 3000 stall, and 3.73 in a Dana. Best 1/4 time is 12.35, at 109, with slicks and a 1.69 60' time, open headers and a 750 DP with a proform center. The car currently used the a Carter 4070 Eelctric fuel...