The sets were delivered in Loco (Dark Brunswick) Green with and whiskers. Most were lined although there are some indications that the second set may have been delivered without lining. The roof domes were white and buffer beams red. The first image shows a set in this condition led by W51304 at Saltash circa 1960. 53A Models of Hull Collection.
In the early '60s yellow panels replaced the whiskers. The image shows a 2-car set working with a Class 120 Swindon Cross-Country set at Dulverton, on the 1.28pm service from Taunton to Barnstaple on the last day of service on this route, 1st October 1966. John Vaughan / Steve Davies Collection.
In the late 1960s corporate plain blue appeared. This view shows W51329 leading set all-blue set P471 near Eggesford on the 14th August 1976, David Mant.
As none carried the refurbished livery the next change was into blue and grey in the early '80s. This view shows headlight fitted 51330 at Merthyr Tydfil in this livery. The set - C472 - is working with Class 108 power car 51416 in the center when seen with the 17:30 to Cardiff Central on 13/10/89. Gazza Prescott.
Valley sets at one point acquired Welsh Dragon & red line on cab, and side brandings. The example shows 51307 as part of C465 at Cardiff Central on 19/12/87. Mac Winfield.
One set, P460, was painted in a promotional British Telecom livery in the 1980s. It is seen at Exeter St. Davids, 5th February 1985, the day before the press launch of the colours. Neil Cannon.