Originally Posted by ViperThreat
My advice: Avoid the SPI engine and get a zetec or a duratec. Beyond that, they are pretty solid cars so long as you take care of them properly.
I have an SPI, and it has ran great for many, many years. There is one common problem with a valve seat, but that can be prevented.
Sure the other engines have a few more horses, and can get you to the posted speed limit slightly faster, but all three engines are good, reliable engines.