WAGR X class

Type and origin
Type and origin
Power type	Diesel-electric
Builder	Beyer, Peacock & Company; Metropolitan-Vickers;
Serial number	830–877
Build date	1954–1956
Total produced	48

WAGR X class
WAGR X class
	Preserved XA 1401 at the Hotham Valley Railway in July 2011
Power type
Type and origin
Power type	Diesel-electric
Builder	Beyer, Peacock & Company; Metropolitan-Vickers;
Serial number	830–877
Build date	1954–1956
Total produced	48
Configuration:;
Specifications
Configuration:;
• UIC	2′Do2′
Gauge	1,067 mm (3 ft 6 in)
Length	14.63 m (48 ft 0 in)
Loco weight	80 t (79 long tons; 88 short tons)
Fuel type	Diesel
Prime mover	Crossley HST-Vee8
Engine type	Two-stroke V8 diesel
Aspiration	Exhaust pulse-charged
Generator	MV TG4203
Traction motors	MV136
Cylinders	8
Maximum speed
Performance figures
Maximum speed	89 km/h (55 mph)
Power output	779 kW (1,045 bhp)
Operators
Career
Operators	Western Australian Government Railways
Number in class	48
Numbers	X 1001–X 1032; XA 1401–XA 1416;
Nicknames	Hummingbirds; Submarines;
First run	4 May 1954
Retired	31 March 1988
Preserved	X 1001; XA 1401; XA 1402; XA 1405; XA 1411; XA 1415;
Disposition	6 preserved, remainder scrapped

The WAGR X class is a now-withdrawn class of diesel locomotives built by Beyer, Peacock & Company and Metropolitan-Vickers, Bowesfield Works, Stockton-on-Tees for the Western Australian Government Railways (WAGR) between 1954 and 1956. Several members of the class have been preserved.