| KTM Class | 23 | Builder | Hitachi, Japan |
| KTM Number range | 231.01-231.15 | Horsepower | 2,160 |
| Introduced | 1983 | Weight | |
| Extinct | Tractive Effort | 46,415 | |
| Max Speed | 110 km/h | Engine | Pielstick SP12 PA4V 200 VG |
| Transmission | Electric |
Just my opinion, but could these be the ugliest diesel engines in the world?