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North British Locomotive Company - Wikipedia, the free encyclopedia (533 words) |
 | A typical example of this was the grades of steel that were used for exhaust manifolds in the NBL-built Class 43s - frequent manifold failures lead to loss of turbocharger drive gas pressure and hence loss of power. |
 | British Rail had cause to return many NBL diesel locomotives to their builder for repair under warranty but they also insisted on a 3 month guarantee on all repairs (a requirement not levied on BR's own workshops). |
 | As such, the Class 84s were refurbished in 1972 and pressed back into service, being finally withdrawn from 1978 to 1980 following delivery of newer and more powerful Class 87 locomotives. |
| British Rail Class 50: Information From Answers.com (2548 words) |
 | In 1974 the northern WCML was electrified, and the Class 50 fleet was displaced by new Class 87 electrics. |
 | The class were again used for Western Region services on the GWML out of Paddington, and on the West of England Main Line from Waterloo to Salisbury and Exeter. |
 | Four Class 47 locomotives were similarly treated, and a Class 117 diesel multiple unit was repainted in chocolate and cream livery. |