MaK G 1203 BB
The MaK G 1203 BB is a type of four axle B'B' off-centre cab locomotive built by Maschinenbau Kiel.
Design and operations
The locomotive is an updated version of the MaK G 1201 BB with a MTU 396 engine replacing the MTU 333 engine. The hydrodynamic converter remained the same, a Voith L4r4zU2.The locomotive design is similar to the MaK G 1202 BB and MaK G 1204 BB but with an eight-cylinder V engine instead of the twelve-cylinder engines on the higher-powered locomotives; the external dimensions of are identical, and the appearance very similar.
Nineteen locomotives were built for private railways of Germany, including Seehafen Kiel, and the Klockner steel works.