That depends on the engine, mostly.
No matter which option, it wasn't good by today's standards. My 289 2bbl was around 10 mpg before I did a tune up. Now it gets 16 -18 mpg.
I get roughly 14-16 MPG.
Depends on what Mustang, normally 19 on the street and about 30 on the highway.
6 cyl.
1 way to tell a 1964 Mustang from a 1965 Mustang is to look under the hood the 1964 relied on a generator and the 1965 had an alternator.
I get about 16 MPG on mine but I do a lot of city driving.
The EPA mileage estimate for the 2008 Ford Mustang is 17 mpg in the city, 26 mpg on the highway.
The EPA mileage estimate for the 2010 Ford Mustang is 18 mpg in the city, 26 mpg on the highway.
The EPA mileage estimate for the 2013 Ford Mustang is 19 mpg in the city, 29 mpg on the highway.
The EPA mileage estimate for the 2002 Ford Mustang is 17 mpg in the city, 27 mpg on the highway.
The EPA mileage estimate for the 2012 Ford Mustang is 19 mpg in the city, 29 mpg on the highway.
The EPA mileage estimate for the 2011 Ford Mustang is 19 mpg in the city, 29 mpg on the highway.
The EPA mileage estimate for the 2004 Ford Mustang is 18 mpg in the city, 27 mpg on the highway.