86401 "Mons Meg" went up to Crewe today (Sat 10th) on 0Z91 1140 Willesden TMD to Crewe Basford Hall - with 90045 which was being switched with 90046 as part of the periodic rotation of Freightliner 90s on-hire to GBRf for the Sleeper.
It appears after dropping 90045 off at Basford Hall, 86401...