British Rail Classes 316 and 457
67300 at Electric Railway Museum, Warwickshire.
In service	1989 (as Class 457) 1990 (as Class 316)
Number built	1
Formation	4 cars
Operator(s)	British Rail
Specifications
Traction system	750 V DC (Class 457) 25 kV AC (Class 316)
Track gauge	Standard

Class 316 and Class 457 were two suggested TOPS classifications. They were given to a single electric multiple unit (EMU) at different stages of its use as a prototype for the Networker series.

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