Specifications Configuration: • Whyte 0-6-0 • UIC C n2 Gauge 4 ft 8+ 1 ⁄ 2 in (1,435 mm )Driver dia.4 ft 10 in (1.473 m) Wheelbase 16 ft 0 in (5 m) Axle load 14.50 long tons (14.73 t) • 1st coupled14.30 long tons (14.53 t) • 2nd coupled14.50 long tons (14.73 t) • 3rd coupled12.40 long tons (12.60 t) Loco weight 41.10 long tons (41.76 t) Tender weight 29.75 long tons (30.23 t) Fuel type Coal Fuel capacity 4+ 3 ⁄ 4 long tons (4.8 t)Water cap. 2,200 imp gal (10,000 L; 2,600 US gal) Firebox: • Grate area17 sq ft (1.6 m2 ) Boiler: • Diameter4 ft 3 in (1.295 m) • Tube plates 10 ft 3+ 3 ⁄ 4 in (3.143 m)Boiler pressure 140 lbf/in2 (0.97 MPa) Heating surface: • Firebox102 sq ft (9.5 m2 ) • Tubes987 sq ft (91.7 m2 ) • Total surface1,089 sq ft (101.2 m2 ) Cylinders Two, inside Cylinder size 17+ 1 ⁄ 2 in × 26 in (444 mm × 660 mm)Valve gear Stephenson