BR Standard Class 3 2-6-2T
…GWR No.2 boiler the barrel was shortened by 5+13⁄16 in (14.8 cm) and a dome added. They did not share the same driving wheels as the Doncaster-designed BR Standard Class 4 2-6-0 (76XXX), which were the same diameter and piston stroke and thus crank-pin throw. In common with a number of the other BR Standard Classes, the chassis…