The Class NUMBER@1 DMUs utilised the standard PERSON@1 body used on Class NUMBER@2 but had a single Rolls-Royce engine rated at per car , all of which formed into ` power twins ' - two car sets with both vehicles powered .

The Class NUMBER@1 DMUs used the standard PERSON@1 body used for Class NUMBER@2 but had a single Rolls-Royce engine of NUMBER@3 hp per car , and they were all formed into ` power twins ' - two car sets with both vehicles powered .
