my 2.5 did 190fwhp, but it had long tube headers and a lot of mods. I think its possible with some heads or a little more work though on a dynojet...a mustang dyno can be setup to read similar to a dynojet (and some places have) as well.
Here is the dyno link, and car link:
http://www24.brinkster.com/ezerner/contour/index.htmdyno link if you click on the dyno numbers.