This article is about 'the Talyllyn Railway diesel engine'. You may be looking for 'the cleaner, the former snack bar manager, the excavator or the Story Library book'.

  • Number: 9
  • Primary function: Passenger service
  • Built: 1950
  • Builder: Hunslet Engine Co.
  • Designer: Andrew Barclay
  • Gauge: 2ft 3in (originally 2ft)
  • Configuration: 0-4-0DM
  • Driving wheel diameter: 2 ft

Alf is a narrow gauge diesel, built in 1950, working on the Talyllyn Railway. He uses parts of another engine stored at Brynglas.

Fred is presumed to be based on Alf.


Alf is painted in a dark evergreen colour.


“Welcome to the Steamworks, my friend!”
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