LNER Class Y11

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LNER Class Y11
Type and origin
Power type Petrol-mechanical
Builder Motor Rail & Tram Car Co. Ltd.
Model Simplex
Build date 1919, 1920, 1925
 • Whyte 0-4-0
 • UIC B
Wheel diameter 3 ft 1 in (0.940 m)
Loco weight 8 long tons (8.1 t)
Prime mover Dorman 4JO
Engine type Petrol
Transmission Mechanical, two-speed Dixon-Abbot, chain final drive
Loco brake Air
Train brakes None
Performance figures
Top speed 7.2 mph (11.6 km/h)
Power output 40 hp (30 kW)
Tractive effort 3,750 lbf (16.7 kN)
Railroad(s) Great Eastern Railway, North British Railway, London and North Eastern Railway, British Railways
Number in class 3
Axle load class Route Availability: 1
Retired 1950–1956
Disposition Unknown

LNER Class Y11 was a class of petrol powered 0-4-0 locomotives built by Motor Rail & Tram Car Company Limited under their Simplex brand and introduced in the years 19191925 for the London and North Eastern Railway (LNER). Their British Railways numbers were 15097–15099.