(16 Jan 2016, 9:12 pm)South Tyne Lad wrote A few Evening Edinburgh Diagrams tonight were formed of 91s and Mk4s with 67008 dragging the 1655 departure from York
220s are Compatible not sure about 221s though with the different bogie type might affect the route availability, Back in the days of Virgin Crosscountry in 2003 a 220 had to make a emergency diversion over the Durham Coast.
220/1 are cleared for the DCL.