3.1K views · 40 reactions | 🚂 With its distinctive growl and unmistakable presence, the Class 37 Locomotive has become one of the most iconic diesels in British railway history.Introduced in the early 1960s, these powerful Type 3 locomotives worked passenger and freight services across the UK for decades — and many still survive today, beloved by enthusiasts and preserved on heritage lines. 💨📽️ In my latest video, I dive into the story of the Class 37 — its design, servic