Post your 12 second small block combos
68 Dart GT
340 stock crank and rods 10.5 TRWs (really 9.4)
hughes 237/242 @ 0.50 .534 .543 solid
2.02 915s cleaned up, gasket match.
tci street fighter (junk) stalls the same as stock converter about 2200.
3.55 8.75
ran 12.93 at 106 1.94 60 ft.
next up a real converter and 3.91s
I run 235 60 15 drag radials.