Ever since i washed out the engine about 2 months ago.. my car has been having a starting problem. At first it was bad.. The car wouldnt even start.. took about 15 mins of cranking to get it going.. fast forward to now.. The car is still alittle hard to start. If i do about 3 short 2 second cranks then itll fire up no problem and idle fine. After it warms up a few seconds.. Itll start fine instantly everytime and itll be no issue. Only when it sits for many hours. Whats up?

The car is a cfi