R30188 Railroad Plus Loadhaul Class 37 Co-Co 37710 Diesel LocomotiveThe British Rail Class 37 is a diesel electric locomotive. Also known as the English Electric Type 3, the class was ordered as part of the British Rail modernisation plan. They were numbered in two series, D6600D6608 and D6700D6999. The Class 37 became a familiar sight on many parts of the British Rail network, in particular forming the main motive power for InterCity services in East Anglia and within Scotland. All locomotives would be renumbered