Just to be sure, did you check the valve springs? I know you said it pulled strong in 1st and second, but I would check seat pressure and open pressure to be sure...
I used to run 9.55 at 138 with nothing but a single Blue pump...
Good luck,
Arnie
67 Cuda 8.48@ 158.7 mph 1.18 60' 2,600 DA(so far...)
70 Super Bee 440 Six Pack 4-speed. 13.2 @ 104 Stock exhaust/Street tires.
