Detail History from 1997 there were many versions of 37s operated by DRS which were fitted with Wipac light clusters and sandbox fillers

This design had centre headcode box on the front end with light clusters and sandbox fillers this model fits 2000-2010 period Bachmann split chassis types

NOTE this may or may not fit the Poole production solid chassis type ,with the  later bodied plug in nose cone type haven’t tried it yet