Swindon Works built Class 120 C616 (51782, 59681 & 51790) ironically heads back to its birthplace as it leaves Kemble on 7 July 1984 with the 09:25 Cheltenham Spa to Swindon service. By this date Class 120s were quite rare in the Cotswolds. Other Cardiff allocated units appeared, but the 120s tended to be used on the Central Wales Line, which is why this unit is fitted with a large central headlight