The English Electric diesel-electric Type 3 Co-Co now known as Class 37 – Colin Campbell

This 1750hp medium powered “go anywhere do anything” loco was perhaps the diesel equivalent of the LMS Black 5 steam engine. Introduced in November 1960 and the last of the 309 built came into service in November 1965. It was perfectly suited to both passenger and freight use and proved to be a very reliable engine. The term Co-Co meant that each bogie had 3 axles, each