The EMD GP7 is a four-axle (B-B) diesel-electric locomotive built by General Motors Electro-Motive Division and General Motors Diesel between October 1949 and May 1954. [2] The GP7 was the first EMD road locomotive to use a hood unit design instead of a car-body design.

2025年2月20日 · Dubbed the "General Purpose" (GP) series, or 'Geep' for short, the GP7 debuted in October, 1949 when demonstrator #922 was unveiled. The unit was later renumbered 100 and eventually sold to the Chicago & North Western as #1518.

The GP7 family (featuring the cabless GP7 booster) was meant as a more versatile, rough-and-tumble package than the carbody-styled F7 family. Powered by the EMD 16-cylinder 567B engine, GP7's were rated at 1500hp.

Discover the and development of the GP-7 diesel locomotive, as well as its technical specifications, advantages, and disadvantages. Explore its engine, transmission, brakes, cab, and controls, and learn about its freight and passenger transportation, industrial and military , and historical preservation.

The first GP7/GP9 units for Chicago & North Western Railway came in August and September 1950 as three ex-General Motors' Electro Motive Division GP7 demonstrators. GM-EMD had built the three units in October and November 1949, and January 1950, to show off its new GP-type concept. The first to be completed by EMD was GP7 demo number 922.

EMD GP7 and GP7B; Data Sheet Information Compiled by: JEAN-DENIS BACHAND: New: 6 May 2006 : Artwork by: Jean-Denis Bachand-Engine Builder: EMD: Engine: 567B 16 cylinder: Bore & Stroke: 8.5" X 10" RPM (Maximum / Minimum) 800 / 275 : Main Generator: GM - D12: Horsepower: 1500: Gear Ratio: 62:15 :

What is a GP 7 locomotive? A GP 7 locomotive is a diesel-electric locomotive that was first introduced by General Motors Electro-Motive Division (EMD) in 1949. These locomotives were designed to replace steam locomotives and were widely used in North America for freight and passenger transport.

2024年6月18日 · The EMD GP7 is a four-axle (B-B) road switcher diesel-electric locomotive built by General Motors Electro-Motive Division and General Motors Diesel between October 1949 and May 1954. Power was provided by an EMD 567B 16-cylinder engine which generated 1,500 horsepower (1,119 kW).

2015年11月24日 · uilt by General Motor's Electro-Motive Division, the GP7 and GP9 models were four-axle (B-B) road switcher diesel-electric locomotives between October 1949 and May 1963. Known among many as "Geeps", these General Purpose models were the first EMD road locomotives to use a hood unit design instead of a car-body design like the F and E units.

gineman in the operation of the Model GP7 locomotive. It covers basic (standard) equipment, as well as the most commonly used "extras." The first three sections of this manual are de­ voted to a description of the locomotives, normal oper­ ation over the road, and special conditions and problems during operation.