it wont start

[olstroker73]

hey guys i got a 95 ps and i just got done doing a fuel pump swap i got every thing back to gether went to start it cranked it got out perged the schrader valve and its gettin fuel it fired then died tryed it agian it fired then died but while i was crankin it it was rollin white smoke out the exauhst now about five min. later i went to crank it agian and i wont fire its not even actin like it wants to start and its not puttin out any white smoke any ideas ????? any help would be appreciated thanks