Class 66 - GBRF/LTM Black - 6671866718 arrived at Newport Docks aboard MV Jumbo Challenger on 9 April 2006. It was one of five locomotives (6671866722) delivered in First GBRf Metronet livery for use in connection with the upgrading of the London Transport sub surface lines. The locomotive was named Gwyneth Dunwoody at Euston on 26 January 2007. Dunwoody was the Labour MP for Crewe and served as Transport Minister. On 5 November 2013 the locomotive emerged from Arlington Fleet