William Wolfgang, the T's director of vehicle engineering, says that new battery-powered engine technology isn't sufficiently developed to be able to replace the T's aging fleet of diesel locomotives.

Here we round up the 10 fastest diesel locomotives ever.

All the Latest Game Footage and Images from Train Simulator: BR Class 40 '40145' Loco Add-On One of the first mass produced diesel-electric locomotive classes for British Railways, the Class 40, comes ...