What mpg will a ford 390 get in 77 f-250?
The MPG of a vehicle depends on many factors, such as the vehicle's weight, aerodynamics, engine size, and driving habits. As such, it is difficult to provide an exact figure for the MPG of a 1977 Ford F-250 with a 390 engine. However, according to the EPA, a 1977 Ford F-250 with a 390 engine and an automatic transmission gets 10 MPG in the city and 14 MPG on the highway.