I Still say Carburetion is probably the best way to go if you don't want to worry about busted internals. Of course carbureting a Zetec isn't nearly as easy as carbureting a Small Block Chevy, but hey is anything easy with this engine?
J.T.
2002 Chevrolet Silverado 294ci V8. Custom CAI, headers on the way...
1997 Mercury Mystique Zetec ATX
Deceased February 2006