IS tank family
The IS tanks were a series of heavy tanks developed as a successor to the KV-series by the Soviet Union during World War II. The IS acronym is the anglicized initialism of Joseph Stalin. The heavy tanks were designed as a response to the capture... Wikipedia
Engine: 12-cyl. diesel model V-2; 600 hp (450 kW)
Fuel capacity: 820 L (180 imp gal; 220 US gal)
Main armament: D-25T 122 mm gun (28 rounds)
Maximum speed: 37 km/h (23 mph)
Operational range: Road: 240 km (150 mi); Cross-country: 180 km (110 mi)