Glad you are happy with the results Chris I hope you were not referring to me when you say "people had doubts" The head definitely needs to be worked over a bit. From 5200RPM to 7100RPM (give/take on both) you loose 48ft-lbs to 50ft-lbs Below is a straight LS with a slipping clutch, ported and polished head, Crower valvetrain, Crower 402t cams, Golden Eagle intake manifold and stock throttle body.

Tuning at 14-15psi on pump gas:


Tuning at 18psi on race gas (110 octane)


MTBER, post up the boost creep sheet Also, what was his highest duty cycle WITH the boost holding?