150 Mph
Ford's GT 500 top speed is eletronically limited at 160mph. Without the limiter the GT 500 is capable of speeds in excess of 175mph.
The 2007 Ford Shelby GT500 has 500HP
7
I believe that is electronically limited to 155 miles per hour
I was looking at the 2009 Ford Mustang Shelby GT 500 supplement but it doesn't show the top speed , for the 2010 version it shows that it is electronically limited to ( 155 miles per hour )
The 2011 Ford Mustang Shelby GT 500 is electronically limited to 155 miles per hour ( according to the Ford supplement )
The top speed of the Ford GT-40 is 215 mph.
149 as set by Ford at the factory.
You can find information on a Shelby GT online from the Wikipedia. Once on the page, type "Shelby Mustang" into the search field at the top of the page and press enter to bring up the information.
The top speed of the Ford GT is 201-212 mph (212 might be the most recommended answer)
The 2006 Ford GT has a top speed of 205 MPH but the top speed is electronically limited.