Quote:
Originally Posted by Ryland
I haven't heard of the guy, but if you rebuilt a standard metro engine as an XFI engine and blue printed the engine along with balancing it I'm sure you could get an extra few HP out of it, the XFI after all only had two piston rings instead of 3 and when the XFI was new 0w20 oil wasn't around.
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Another point that you might find interesting is that he's against the XFI motor. He states in his Youtube video that it was designed to be as he put it, "De-tuned" so that it could acheive the higher MPG. If EcoModder would let me, I'd post the video for you.