CODE:R1230M (Part of Train Set). This is a new item but unboxed having been split from the train set R1230M. (Ref: 3363 ). LIVERY:GWR Green. VEHICLE:HST Diesel Power Car (Dummy). With the introduction of class 800 – 802 electric and bi-mode EMUs in 2018 and 2019, many are now being demoted to Great Western Railway and ScotRail secondary or middle distance services.