(31 Aug 2022, 10:50 am)F114TML wrote I thought 6099 or 6100 was the X10 spare, even if not in Xlines livery?Really they should be sent to Percy Main for Euro6 Spares.
There are currently 8 Non-Euro 6 Services on 1/309/310/311.
Also you now have the 794 which runs onto 327 which means the 327 also needs upgrading, presumably with E400 from London.