What is the difference between a GP7 and GP9?

What is the difference between a GP7 and GP9?

EMD-25, “The GP-7 has three or four louvers below the cab and two vertical rows of louvers under the radiator shutters at the far end of the long hood. The GP-9 has one or no louver beneath the cab, and lacks the two vertical rows under the radiator shutters.

How much does a GP9 cost?

Retired 1980
Build Cost $235,000
Maintenance $11,000
Fuel Costs $48,028

How fast can a diesel locomotive go?

110 mph
The engine on our diesel locomotive has a much smaller speed range. Its idle speed is around 269 rpm, and its maximum speed is only 904 rpm. With a speed range like this, a locomotive would need 20 or 30 gears to make it up to 110 mph (177 kph).

How fast can an electric locomotive go?

The Siemens ES64U4 is the current confirmed holder as the fastest electric locomotive at 357 km/h (222 mph) in 2006.

When was the GP9 retired?

The GP9 was first introduced in 1954, production ceased in 1959 in the US while production ended in 1963 in Canada. GP9 utilized a 567 prime mover capable of 1,750 hp. The locomotive had cab and non-cab derivatives. A total of 3,441 GP9’s were built for American railroads, with an additional 646 for Canadian railroads.

When was the gp7 made?

October 1949
The GP7 was offered both with and without control cabs, and those built without control cabs were called a GP7B. Five GP7B’s were built between March and April 1953….EMD GP7.

hideType and origin
Build date October 1949 – May 1954
Total produced 2,729 (plus 5 B units)

How much horsepower does a GP9 have?

1,750 horsepower
The EMD GP9 is a four-axle diesel-electric locomotive built by General Motors’ Electro-Motive Division between 1954 and 1959. The GP9 succeeded the GP7 as the second model of EMD’s General Purpose (GP) line, incorporating a new sixteen-cylinder engine which generated 1,750 horsepower (1.30 MW).