2002 7.3l knocking with white smoke help

[anthonylutz]

OK I am in the middle of putting a motor out of my 2002 e-350 Into my 1999 f-350 the motor has 240,000 miles got it in the truck changed the fuel filter on top of the engine and it was full of trash cleaned out the filter housing changed the oil started the engine it idled like a champ but skipped when throttle was applied finished bolting the front of the truck together and now when I try to start it only runs for a second or two with a loud knocking sound with tons of white smoke coming from the exhaust bad injectors maybe?

[anthonylutz]

There is no sound from motor when turned over with key in off position

[michaelaiman]

loud knocking and tons of white usually says bad injector