| name | "FV4202 "40-ton Centurion"" |
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| notes | "Test vehicle built by Leyland Motors using Centurion components to test reclining drivers position and mantlet-less turret proposed for FV4201. One built, 1956, official specification for FV4201 issued August 1958." |
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|
| name | "FV4201 P1 - FV4201 P7" |
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| notes | "Prototypes. Seven built, 485 hp L60 Mk 1 or 485 hp L60 Mk 4,initial vehicles had internal exhaust silencers, short hull. small diameter road wheels, weight 45 long tons, initial vehicles, 49.5 long tons for later vehicles, 1959-1962" |
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|
| name | "Chieftain Mk.1" |
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| notes | "40 training vehicles for 1965–1966 with 585 hp L60 Mk 4 engine, strengthened TN12 gearbox, exhaust silencers moved to external armoured box on hull rear plate, larger 'Centurion' 31.6 inch diameter road wheels, re-positioned final drive and idler wheel assemblies, two-piece commander's hatch cover, rubber track pads fitted for road protection, resilient rubber coaming around engine rear decking to prevent damage from gun with gun depression when turret traversed to the rear, stowage rack added to left rear of turret, dummy stowage 'bin' on front glacis and canvas cover over turret nose to conceal ballistic shapes, [v] weight 50 long tons, Issued to 1 RTR and 5 RTR for troop trials. All Mk.1 to Mk.1/4 vehicles were subsequently to be based at Bovington Camp and Catterick Garrison. 11 short hull units converted to be CH AVLB Mk.6" |
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|
| name | "Chieftain Mk.1/2" |
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| notes | "Upgrade of Chieftain Mk.1 to Chieftain Mk.2 standard, fitted with 650 hp L60 Mk 4A2 engine, training use only" |
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|
| name | "Chieftain Mk.1/3" |
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| notes | "Upgrade of Chieftain Mk.1, fitted with 650 hp L60 Mk 5A engine, training use only" |
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|
| name | "Chieftain Mk.2" |
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| notes | "First service model with 650 hp L60 Mk 4A2 engine, L11A2 or L11A3 main gun,[viii] NBC system fitted to rear of turret, revised turret stowage, one-piece commander's hatch cover, armour removed from searchlight cover, rigid flotation panels replaced by facility for deep wading, road speed 25 mph, range 250 miles, weight 51.5 long tons, first vehicles issued to 11th Hussars at Hohne in West Germany in early 1967, improved 650 hp L60 Mk 5A engine fitted 1969" |
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|
| name | "Chieftain Mk.3" |
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| notes | "Improved 650 hp L60 Mk 6A engine with two-stage air cleaner, improved auxiliary generator (Coventry Climax A30), better stowage, new No. 15 Mk 2 commander's cupola, road speed improved to 30 mph, range increased to 310 miles, weight 53 long tons, 1970" |
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|
| name | "Chieftain Mk 3/2" |
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| notes | "Fitted with 720 hp L60 Mk 7A, 1971" |
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|
| name | "Chieftain Mk 3/3" |
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| notes | "Fitted with 720 hp L60 Mk 7A, Improved main gun range finding,provision for Barr & Stroud TLS (Tank Laser Sight) LF2 laser range finder, 1971" |
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|
| name | "Chieftain Mk 3/G" |
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| notes | "Chieftain Mk.3 with engine induction through fighting compartment. Prototype only" |
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|
| name | "Chieftain Mk.3/3P" |
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| notes | "Chieftain Mk 3/3 for Iran, 1973" |
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|
| name | "Chieftain Mk 3/S" |
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| notes | "Production version of Chieftain Mk 3/G with commander's firing control" |
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|
| name | "Chieftain Mk.4" |
|---|
| notes | "Chieftain Mk.3 with increased fuel capacity. Only two built." |
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|
| name | "Chieftain Mk.5/5P" |
|---|
| notes | "Chieftain Mk.5 for Iran, 1975. Engine later upgraded to 750 hp L60 Mk 10A, 1977" |
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|
| name | "Chieftain Mk.5/2K" |
|---|
| notes | "Chieftain Mk.5 for Kuwait, 1975" |
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|
| name | "Chieftain Mk.6" |
|---|
| notes | "Chieftain Mk.2 upgraded to Chieftain Mk.5 standard, 1975
In 1975 all earlier Marks of tanks except Mark 1's were upgraded to Chieftain Mk.5 standard as part of the 1975 "Totem Pole" programme,[xvi] including addition of Clansman radios, fitting of TLS, fitment of Muzzle Reference System (MRS) [ upon replacement of L11A3 barrel with L11A5 barrel,[xviii] and fitment of 750 hp L60 Mark 8A. These vehicles were re-designated Chieftain Mk's.6 to Mk.8." |
|---|
|
| name | "Chieftain Mk.7" |
|---|
| notes | "Chieftain Mk.3 and Chieftain Mk 3/S upgraded to Chieftain Mk.5 standard, 1975" |
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|
| name | "Chieftain Mk.7C" |
|---|
| notes | "Chieftain Mk.3 upgraded to Chieftain Mk.5 standard for Oman" |
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|
| name | "Chieftain Mk.8" |
|---|
| notes | "Chieftain Mk.3/3 upgraded to Chieftain Mk.5 standard, 1975
In 1977 the engines of all vehicles were upgraded to the 750 hp L60 Mark 9A, followed by further upgrading with the 840 hp L60 Mark 11A or L60 Mark 12A [xxi] in 1978 as part of the 1977 "Dark Morn" and the 1978 "Sundance" programmes." |
|---|
|
| name | "Chieftain Mk.9" |
|---|
| notes | "Chieftain Mk.6 after completing all phases of "Totem Pole", 1979." |
|---|
|
| name | "Chieftain Mk.10" |
|---|
| notes | "Chieftain Mk.7 after completing all phases of "Totem Pole". Later upgraded with addition of Stillbrew Crew Protection Package to the turret front and turret ring, 1984–86" |
|---|
|
| name | "Chieftain Mk.11" |
|---|
| notes | "Chieftain Mk.8 after completing all phases of "Totem Pole". Later upgraded with Stillbrew, 1984–86" |
|---|
|
| name | "Chieftain Mk.12" |
|---|
| notes | "Chieftain Mk.5 after completing all phases of "Totem Pole". Later upgraded with Stillbrew, 1984–86" |
|---|
|
| name | "Chieftain Mk.12/13" |
|---|
| notes | "Proposed further upgrades, cancelled when the Challenger 1 was introduced." |
|---|
|
| name | "Chieftain 800" |
|---|
| notes | "Chieftain with Chobham armour and new power train" |
|---|
|
| name | "Chieftain 900" |
|---|
| notes | "Chieftain with Chobham armour, new power train, and Centaur fire control system" |
|---|
|
| name | "FV4204 ARV/ARRV" |
|---|
| notes | "Armoured Recovery Vehicle, Armoured Recovery and Repair Vehicle." |
|---|
|
| name | "FV4205 AVLB Mk5" |
|---|
| notes | "Bridge-laying vehicle" |
|---|
|
| name | "Chieftain AVRE (CHAVRE)" |
|---|
| notes | "Armoured Vehicle Royal Engineers, twelve early "Willich Chieftain AVRE" vehicles converted by 32 Armoured Engineer Regiment and 21 Engineer Base Workshop of the Royal Engineers, Willich, 1987, remaining 48 ex MBTs converted by Vickers Defence Ltd, 1991, to be a British Army combat engineering variant used by the Royal Engineers." |
|---|
|
| name | "Chieftain Marksman" |
|---|
| notes | "Self-propelled anti-aircraft gun version, equipped with the Marksman twin gun turret." |
|---|
|
| name | "Khalid /Shir (Lion) 1" |
|---|
| notes | "Also known as "4030 Phase 2 Jordan". Jordanian with the running gear of the Challenger 1. In essence, this was a transition vehicle from the Chieftain to the Shir 2, which had been intended for Iran but was subsequently cancelled due to the 1979 Iranian Revolution. The vehicle chassis comprised the front half of a Chieftain hull, Chieftain running gear and the rear of a 4030/2 Chassis (Sloping Hull). This allowed the fitment in the engine bay of a Rolls-Royce CV12 engine producing 1200 bhp at 2,300 rpm." |
|---|
|
| name | "Weapon Carriers" |
|---|
| notes | "The Chieftain chassis was adapted to mount air defence weapons ("Marksman" 2 x 35 mm cannon) and a 155 mm howitzer in a number of variants." |
|---|
|
| name | "Shir 2" |
|---|
| notes | "4030 Phase 3" Iranian variant. Visible external differences from Chieftain Mk.5 included a sloping rear hull, the removal of the searchlight from the left turret area and the refitting of storage baskets, the removal of the water channel from around the driver's hatch on the glacis, modification of the light clusters also on the glacis and the enlargement of the sight housing on the commander's cupola. Not delivered, the Shir 2 tanks became Challenger 1 tanks after reworking at ROF Leeds" |
|---|
|
| name | "Mobarez Tank" |
|---|
| notes | "Iranian upgraded version of Chieftain." |
|---|
|
