💥🚂 Rugged. Powerful. Unmistakable. The Class 37 is one of the true legends of Britain’s railways. Built in the early 1960s by English Electric, these Type 3 diesels became the backbone of British Rail — hauling everything from heavy coal trains in South Wales to express passenger services in Scotland. Nicknamed “tractors” for their unforgettable growling engine sound, Class 37s became a favourite of railfans everywhere. And remarkably, many are still working today — proving just how tough and

2.1K reactions · 48 shares | Class 37 locomotives growling through Derby station. #class37 #trains #diesellocomotive #britishrailways #railways #trainspotting | Adrian Watson | Facebook

394K views · 8.2K reactions | The sound of a 1960’s class 37 locomotive starting up in the morning. D6700 was the first class 37 built. Seen here at Loughborough Central station on the Great Central Railway | Adrian Watson | Facebook