Main Page | See live article | Alphabetical index The KV-1 is a Soviet heavy tank, named after marshal Kliment Voroshilov. The KV-1 was first tested in the Winter War and in 1940 production was increased. At the beginning of operation Barbarossa the Red Army had 639 KV-1s. At the beginning of Operation Barbarossa, German tanks were incapable of penetrating the armour and at one point a large German armoured group was delayed for 2 days by a single KV-1 near Ostrov. General Characteristics (KV-1) Length: - m Width: - m Height: - m Weight: 47 tons Speed: 35 km/h (road) - (off-road) Range: 150 km Primary armament: 76.2mm gun Secondary armament: three 7.62 mm machine guns Power plant: - Crew: 5 Variants KV-1 - 76 mm gun KV-1S - A lighter variant with higher speed. KV-85 - An KV-1s with a IS-1 turret KV-2 - A heavy assault tank with an 152 mm howitzer This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.