TU4 diesel locomotive
# TU4 diesel locomotive

TU4 (ТУ4) is a Soviet narrow-gauge diesel locomotive for the track gauge of 750 mm (2 ft 5+1⁄2 in).

## History

The first TU4 was built in 1962 at the Kambarka Engineering Works. 3210 TU4 locomotives were produced until 1974. The locomotives were used on many narrow-gauge railways to move cargo as well as passenger trains.

* ТУ4-2091, Jokioinen Museum Railway
* ТУ4-2129, Pishchalskoye railway
* ТУ4-2790, Dymnoye railway
