Caledonian Railway 492 Class
Type and origin Power type Steam Designer John F. McIntosh Builder CR St. Rollox Works Order number Y71 Build date 1903-1904 Total produced 6
Specifications Configuration: ​  • Whyte 0-8-0T Gauge 4 ft 8+1⁄2 in (1,435 mm) standard gauge Cylinders Two, inside Cylinder size 19 in × 26 in (483 mm × 660 mm) Valve gear Stephenson Valve type Slide valves
Performance figures Tractive effort 25,855 lbf (115.01 kN)
Career Operators Caledonian Railway London, Midland and Scottish Railway Class CR: 492 Number in class 6 Numbers CR: 492-497 LMS: 16500-16505 LMS (1926): 16950-16955 Withdrawn 1932-1939 All scrapped.

The Caledonian Railway 492 Class were a class of 6 0-8-0 tank engines that were built for the Caledonian Railway, in Scotland by St. Rollox Works from November 1903 to January 1904.

These engines were described as mineral engines with large cabs with doors fitted. The 2nd axle had flangeless wheels. All members survived into LMS ownership.

• Infomation from Brdatabase

v t e Caledonian Railway locomotives
Robert Sinclair (1847–1856)	59 (2-2-2) 96 101 111
Benjamin Connor (1856–1876)	59 (2-4-0) 552 600
George Brittain (1876–1882)	1 130 140 152 179 485 486 670
Dugald Drummond (1882–1890)	66 80 123 124 171 262 264 272 294 323
Hugh Smellie (1890)	Appointed 1 September 1890. Died 19 April 1891
John Lambie (1891–1895)	1 13 19 211 538A
John F. McIntosh (1895–1914)	29 43 49 55 92 139 140 179 184 439 492 498 611 652 711 721 766 782 812 879 900 903
William Pickersgill (1914–1923)	60 72 113 159 191 300 431 944 956
Miscellaneous	Highland Railway River Class
Locomotives of the London, Midland and Scottish Railway Steam locomotives of British Railways