Sounds like either a blown head gasket or blown intake gasket without knowing more specifics.
White smoke is water vapor (or coolant) in the exhaust, the black smoke is the (normal) over-rich condition at WOT (full acceleration) White smoke can also be unburned fuel, generally seen on earlier, non-electronic engines that are mistimed.
White smoke indicates you are burning engine coolant. You may have a bad head gasket or a cracked head or both. Do not run the engine until it has been repaired.
Water in engine. Head gasket most likely. no aceleration because no compression.
White smoke is an indication that you are burning antifreeze. Usually a cracked head or blown head gasket.
worn piston rings
The white smoke is the head gasket, other problem could be related.
white smoke is water, black smoke is oil. remember that!
white smoke is coming from my exhaust why?
white smoke is water. head gasket or ?
White smoke normally means you are burning oil.
coolant entering the combustion chambers, possibly thru head gasket, intake manifold, etc. What vehicle? 2005ford power stroke deisel
It is possible there is a baad oil leak on the exhaust. Have it checked out. Good luckJoe