Looks like the GT will be getting anew engine around mid-year, the article talks about 2010.
Ford exec confirms new ‘Coyote’ V8
Return of the 5.0: Ford Exec confirms 400 hp 'Coyote' V8 coming in 2010
Ford exec confirms new ‘Coyote’ V8
Return of the 5.0: Ford Exec confirms 400 hp 'Coyote' V8 coming in 2010