Not a bad price but look at these links
This one has a forge motor [ame=http://www.mach1registry.org/forums/showthread.php?t=92760]Eaton Mach AB Forged Kentucky - 2003-04 Mach 1 Registry Owners Club[/ame]
And this one has a lot of mods [ame=http://www.mach1registry.org/forums/showthread.php?t=95265]FS: 2004 Eaton Supercharged Mach $15.5K OBO!!!! - 2003-04 Mach 1 Registry Owners Club[/ame]