Been a while since I drove it, so cant remember for sure. But I think it revved ok in neutral and half revved in gear while sorta moving off.
Will put it back together then and start re-testing with torque converter the focus for now.
So my thinking:
If you have so little power that you cant pull away from a standstill i doubt you'd be able to accelerate upto any kind of speed.
That leads me to think that its not a problem with your engine developing power but rather getting...