Originally Posted by
Businessjet93
But I mean, most of modern automobile have only Electronic fuel pump, not the mechanical fuel pump. I heard that mechanical fuel pump is used for only classic models.
So I wonder why there are mechanical fuel pump even there is electronic fuel pump?
If the electric pump fails in your car (and if it is the only pump) you're stuck on the side of the road. If all you had in an airplane was an electric pump and it failed, where would you be?