The KV-1 was a Russian Second World Wartank named in honour of Kliment Voroshilov. It was crewed by five men and mounted the same 76.2 mm gun as the T-34 until 1943 when the 85 mm gun became available. The KV-1 was also fitted with four 7.62 mm calibre machine-guns. It was heavily armoured, up to 110 mm thick and had a top speed of 22 mph and a range of 250 km. Research KV-1