These are the specifications of the Southern L1
Power type: Steam
Designer: Richard Maunsell (development of SECR L class by Harry Wainwright)
Builder: North British Locomotive Company
Build date: 1926
Total produced: 15
Configuration: 4-4-0
Gauge: 4 ft 8 1⁄2 in (1,435 mm) Standard gauge
Leading wheel diameter: 3 ft 7 in (1,090 mm)
Driver diameter: 6 ft 8 in (2,030 mm)
Locomotive weight: 57 tons 16 cwt
Fuel type: coal
Boiler pressure: 180 psi
Firegrate area: 154 sq ft (14.3 m2)
Cylinders: two inside
Cylinder size: 19.5 × 26 in (500 × 660 mm)
Tractive effort: 18,910 lbf (84,100 N)
Designer: Richard Maunsell (development of SECR L class by Harry Wainwright)
Builder: North British Locomotive Company
Build date: 1926
Total produced: 15
Configuration: 4-4-0
Gauge: 4 ft 8 1⁄2 in (1,435 mm) Standard gauge
Leading wheel diameter: 3 ft 7 in (1,090 mm)
Driver diameter: 6 ft 8 in (2,030 mm)
Locomotive weight: 57 tons 16 cwt
Fuel type: coal
Boiler pressure: 180 psi
Firegrate area: 154 sq ft (14.3 m2)
Cylinders: two inside
Cylinder size: 19.5 × 26 in (500 × 660 mm)
Tractive effort: 18,910 lbf (84,100 N)