In the mid-1980s a few units reallocated to Scotland , with one unit being repainted in a unique maroon and white livery for services to Oban -- it became known as the `` Mexican Bean '' .
In the mid-1980s a few units reallocated to Scotland , with one unit being repainted in a unique maroon and white livery for services to Oban - it became known as the `` Mexican Bean '' .