Whither the Bi-modes in Winter?

With their electric Bi-mode sisters seemingly unable to cope with heavy trains in wintry conditions, 68008 "Avenger" & 68006 "Pride of the North" were turned out to power 4Z27, DRS’ 1020 Mossend – Daventry intermodal, pictured south of Penrith near Yanwath on 15 December 2022.

Done