Between May 1942 and May 1946, the Pullman cars in these units were withdrawn and stored at the Pullman workshops in Brighton. This was part of the general withdrawal of Pullman and other restaurant and dining cars from railway stock during World War II. During this period, the 6 PUL and 6 CITY stock were referred to as 5 COR. When the Pullman cars were returned to service, not all were inserted into the same units that they had been in before the war. Those that were reformed were: