If it's a Gen-III (LSx) 5.7, I don't see why it wouldn't work, although the combustion chamber might be a little larger leading to a lower compression ratio.
If that 5.7 is a Gen I or Gen II, forget it.
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1988 9C1 - Modified LM1 @ 275HP/350TQ - TH700R4 - 3.08 8.5" Disc Rear - see it at
http://www.silicon212.org/9c1!
2005 Crown Vic P71 - former AZ DPS - 4.6 liters of pure creamy slothness!
1967 El Camino L79/M20 old school asphalt raper
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