The 240 is a 4cylinder 2.4l NA. Usually come with a 4 speed. Benefit would be the simplicity and already setup for automotive use.

With the ford I have a pretty good selection of rear end ratios to work with too.

This is likely to never happen though.

Back to the 2 strokes.
http://www.youtube.com/watch?v=WreFve0q95g