47491 Horwich Enterprise passes Winwick on 12 March 1990 with the 6T71 Ravenhead Junction (St Helens) to Warrington Arpley Speedlink trip, conveying single chemical tanker from Hays Chemicals, for delivery to Roche Products at Dalry. It would work north on the Warrington to Carlisle Speedlink, then to Falkland Yard, and finally Dalry.