(15 Aug 2015, 10:13 am)Kuyoyo wrote As for the 21a, the East Durham College contract should see it used more (I'll be surprised if there isn't another change on there before the year is over to add an extra journey or two) plus, as hinted elsewhere on the forum, it will be upgraded to Pulsar operation with 4652/4/8 going for MAX refurbishment for Darlington.
That's an upgrade?!