Originally the MkVI top and bottom hoses consisted of a solid steel pipe with a short rubber connection at each end.This is one of those short rubber hoses. They are suitable for both the top and...

This is the Bypass Hose for 6 cylinder models.  1945-1955 Silver Wraith, Mk-6, R-type, Silver Dawn Models 1956-1959 Silver Cloud I and S-1 6 cylinder only

This is the Top Radiator Hose. 1945-1955 Silver Wraith, Mk-6, R-type Z series onward, Silver Dawn H series Models