I must say even healthy small blocks have picked as much as 5-6 mph and equal et's as long as they have gear and a good converter but that's when you know the 4150 was either not enuff or really jacked in terms of the tune............ beer


72 Dart 470 n/a BB stroker street car `THUMPER`...Check me out on FB Dominic Thumper for videos and lots of carb pics......760-900-3895.....