7812 "Erlestoke Manor" only worked a small number of railtours between April and June 1982. Also certified for main line operation in the 1980s was fellow SVR based engine 7819 "Hinton Manor". It worked a number of railtours along former Great Western routes including the Cambrian Coast Line. 7812 was until New Year's Eve 2017 operational on the SVR but wasn't main line certified and 7819 was until Aug 2018 on static display in Swindon, the engine is now stored awaiting an overhaul.