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Britain
Motor Cars
1960s

MG Magnette Mark IV 

MG Magnette Mark IV Technical details

Production

1961 to 1968

Class

Motor Car

Body 

4 door saloon

Engine

1.6 L B-Series I4

Wheel base100.25 in, 2546 mm
Length177.95 in, 4520 mm 
Width63.00 in, 1600 mm
Height58.00 in, 1473 mm
Dry weight2452 1b, 1112 kg

 

The MG Magnette Mark IV was a car built By BMC under the MG Brand name in the 1960s

History

The previous  Mark III was updated in 1961 as the Mark IV the car now had a longer wheelbase of 100 inches and wider track with  large wrap-round bumpers front and rear with over-riders  giving the car a distribution of weight 54.6 % to front axle, and 45.4 % at rear axle. From the outside not much had change, the Mark IV was almost identical to the Mark III shape, but less pointed tailfins bring the car into the 60s fashion. built with the same British Motor Corporation (BMC) ADO38 platform with the mono-construction 4-door saloon body that incorporates the body shell. floor, bulkhead, frame members and Wing valances as the also made Austin A60 Cambridge, MG Magnette Mark IV, Morris Oxford Series VI, Riley 4/72/Comet, and Wolseley 16/60 that came  fitted with luxury features such as deep, well-sprung upholstery with foam-rubber seat cushions; leather upholstery with leather-cloth on non-wearing parts; walnut-veneer fascia and door cappings.large luggage boot (trunk),with  19 cu.ft capacity, with counterbalanced lid the spare wheel is also stowed in special carrier below luggage boot.

Inside a Speedometer and oil gauge; ammeter, engine temperature a Lighting panel combined windshield wiper switch: mixture indicator control on steering-column Safety glass laminated glass pile carpets with under-felt; 4 ashtrays; 2 sun visors; door fixed handles and push-button lock release: front seats vidual adjustment; folding arm-rest in rear seat: arm-rests box in fascia with locking lid; sponge-rubber parcel tray ; provision for fitting H.M.V. radio.

MG Magnette Mark IV specifications (1961-1968)

A larger 1.6 L (1622 cc) 4 cylinder B-Series engine, with capacity increased by increasing the bore to 76.2 mm, was fitted With traditional rear wheel drive and mechanical 4 speed gear box with synchromesh gears on  2nd, 3rd, 4th, also an Borg-Warner Automatic transmission was offered as an option. Suspension at the front independent, wishbones,the rear suspension rigid axle, semi-elliptic leaf-springs with lever dampers andanti-roll bars front and rear. For stoping power 9 in. (22.9 cm.) diameter brake drums front and rear on 14" Ventilated disc-type wheels with 4-stud fixing and Dunlop 590-14 tubeless tyres.

PERFORMANCE:

  • Engine capacity: 99.20 cu in, 1622 cu cm
  • Fuel consumption: 28.2 m imp gal, 23.5 m US gal
  • Max speed: 86 mph, 138.5 km h
  • Max power (SAE): 71 hp at 5000 rpm
  • Max torque (SAE): 89 1b ft, 12.3 kgm at 2500 rpm
  • Max number of engine rpm: 5700
  • Specific power: 43.8 hp/l
  • Power-weight ratio: 34.6 lb/hp, 15.7 kg/hp
  • Acceleration: O—50 mph (0—80 km/h) 13.2 sec
  • Max speed in 1st gear: 25 mph, 40.2 km/h; max speed In 2nd gear: 40 mph, 64.4 km/h; max speed in 3rd gear: 62 mph. 99.8 km/h;
    Max speed in 4th gear: 86 mph, 138.5 km/h

Body and inside trim colours : Single colours. Smoke Grey with Blue upholstery and Bluecarpet. Tartan Red with Grey upholstery and Red carpet. Rose TaupeTerracotta upholstery and Rose Taupe carpet. Connaught Green Green upholstery and Green carpet. Old English White with Terracotta upholsteryand Rose Taupe carpet. Black with Grey upholstery and Red carpet.Terracotta upholstery and Rose Taupe carpet.Duotone colours: Connaught Green and Old English Rose Taupe Old English White. Smoke Grey and Old English White. Old White and Sandy Beige.The first colour is always the top colour, and the upholstery and carpet are the same as those available for the top colour in the single-tone.

 14,320 Mark IVs were built up to 1968 the last sold by 1969. the Magnette was finally discontinued without a successor.

Categories
MG
Title
MG Magnette Mark IV (1961-1968)

Description

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MG Magnette | British Automotive 1960s | Vehicles launched in 1961

Technical

Technical
  • MG Magnette Mark IV Technical details and specifications (1961-1968)

    ENGINE:
    location front, 4 stroke
    cylinders: 4, vertical, in line
    bore and stroke 3.00 x 3.50 in, 76.2 x 88.9 mm
    engine capacity: 99.20 cu in, 1622 cu cm
    compression ratio: 8.3:1
    cylinder block: cast iron
    cylinder head: cast iron
    crankshaft bearings: 3 counterbalanced crankshaft; aluminium-alloy pistons
    valves: 2 per cylinder, overhead, in line, with push rods and rockers
    camshaft: 1, side
    lubrication: gear pump, full flow filter
    carburation: 2 SU type HD 4 semi-downdraft carburettors
    fuel feed: electric pump
    cooling system: water

    TRANSMISSION:

    driving wheels: rear
    clutch: single dry plate; gear box:
    mechanical; gears: 4 + reverse
    synchromesh gears: 2nd, 3rd, 4th
    gear box ratios: (I) 3.637, (II) 2.215, (III) 1.373, (IV) 1, (Rev) 4.755
    (option) Borg-Warner automatic gear box, hydraulic torque convertor with 3 ratios
    automatic ratios (1st 2.39, 2nd 1.45, 3rd 1 Rev 2.09)
    gear lever location: central or steering column gear (auto)
    Hardy Spicer propeller shaft with needle—bearing universal joints
    three—quarter-floating rear axle With hypoid final reduction
    final drive: hypoid bevel; ratio: 4.30:1

    type integral
    front suspension: independent, wishbones, coil springs, anti-roll bar, lever dampers
    rear suspension: rigid axle, semi-elliptic leaf-springs, anti-roll bar, lever dampers.

    STEERING:
    cam and peg
    turns of steering wheel lock to lock: 3.2.
    turning radius (between walls): 18.5 ft, 5.6 m

    BRAKES:
    drum, 2 front leading shoes
    braking surface: total 146.50 sq in, 944.92 sq cm.

    ELECTRICAL EQUIPMENT:
    voltage: 12 V
    battery: 58 Ah
    alternator: 22 Ah
    ignition distributor: Lucas

    DIMENSIONS AND WEIGHT:
    wheel base: 100.25 in, 2546 mm
    front track: 50,62 in, 1286 mm
    rear track: 51.38 in, 1305 mm
    overall length: 177.95 in, 4520 mm
    overall width: 63.00 in, 1600 mm
    overall height: 58.00 in, 1473 mm
    ground clearance: 6.00 in, 152 mm
    dry weight: 2452 1b, 1112 kg

    © Motor car History

Service
  • MG Magnette Mark IV Maintenance and Service Guide (1961-1968)


    Fuel type: petrol, 95 Oct
    Engine oil change: 3.6 imp qt, 4.3 US qt. SAE 10W-20 (winter) 30W (summer), change every 3000 miles, 4800 km
    Total lubricating system capacity: 3.7 imp qt, 4.4 US qt, 4.5 1
    Cooling system capacity: 4.7 imp qt, 5.6 US qt
    Gearbox oil: 2.3 imp qt, 2.7 US qt, 2.6 1, SAE 90, change every 6000 miles, 9600 km
    Final drive oil: 1.2 imp qt, 1.5 US qt, 1.4 1, SAE 90, change every 6000 miles, 9600 km
    Steering box oil: 0.2 imp qt, 0.2 US qt, 0.2 1, SAE 90
    Greasing: every 3000 miles, 4800 km, 9 points
    Tappet clearances: inlet 0.015 in, 0.38 mm, exhaust 0.015 in, 0.38 mm
    Valve timing: (inlet) opens 0° before tdc and closes 50° after bdc, (exhaust) opens 35° before bdc and closes 15° after tdc
    Tyre pressure (normal load): front 23 psi, 1.6 atm, rear 25 psi, 1.8 atm.
    Tyres: 5.90 - 14 tubeless
    Fuel tank capacity: 10.00 imp gal, 11.88 US gal

    © Motor car History

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