In what is a one off situation, a Network Rail NMT power car has been hired in by Midland Mainline to replace one of their own Class 43s on a Project Rio service. This service will call at Luton and Bedford after departing St Pancras. Year: 2003.
Please note that I could not find information on the exact services this consist ran on.

Requirements:

Steam:
European Loco and Asset Pack
Midland Main Line London-Bedford Route
EWS Class 66 V2.0 Loco
Freightliner Class 66 V2.0 Loco
BR Class 150/1 DMU
BR Class 170 ‘Turbostar’ DMU

Armstrong Powerhouse:
Class 43 (Valenta)/Mk3 Enhancement Pack
Class 43 (VP185)/Mk3 Enhancement Pack
Class 66 Enhancement Pack
Class 150/1 Enhancement Pack
Class 319 Electric Multiple Unit Pack Vol. 2
Weather Enhancement Pack (Recommended, not required)

Just Trains:
Class 60 Advanced

Digital Traction:
British Railways Wagons Pack

Major Wales:
Class 43 Revamp Pack

BHReskins:
Class 60 Pack