92 f350 7.3 brake problem

[rebel4x469]

i just put on a new booster and master cylinder
it has fairly new front rotors pads and calipers
and fairly new vacuum pump.
still no good brakes. pedal keeps goin to floor.
any ideas. thanks in advance

 

[sha_ba_do_bang]

did you bleed the system properly?

ie did you bench bleed the master cylinder? It sounds like you still have air in the system. With all new components it could take a while to bleed properly