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Morris Minor Series III 1956-1962
Bhp graphs

Dimensions

 

Improved version with much needed more powerful engine by increasing the bore and other detailed improvements over the years

Single-piece windscreen. Stalk type switch for indicators and horn, horn button repositioned on steering wheel boss from chassis 672268.

Flashing indicators replaced semaphore type for 1962 models.

Courtesy light switches added in front doors October 1958.

Self-cancel indicator switch, wider doors on saloon and traveller, March 1959.

De luxe specification included leather seat upholstery, passenger sun-visor, bumper over-riders, and fresh-air heater.

Screen washers and seat belt anchorage standard on de luxe models after October 1961.

 

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Engine

Type
APJM (9M)

Number of cylinders

4
Bore mm
63.9
Stroke mm
76.2
Capacity cc
948
Valves
overhead
RAC hp rating
CR
8.3/7.2
BHP (graphs)
37
at rpm
4750
Valve timing
inlet opens
ATDC
inlet closes
ABDC
exhaust opens
BBDC
exhaust closes
ATDC
Cooling
fan and impeller. .
Electrics
12-volt positive earth
Gearbox
4-speed synchromesh floor change gear
Petrol tank capacity
5 gallon
1957on 6 gallons.

Petrol pump

SU electric
Carburation
SU H2

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Dimensions
Wheelbase
7' 2"
Track front
4 2 5/8"
rear
4' 2 5/16"
Length
12'4"
Width
5'1"
Weight
15.75 cwt
Front suspension
Independent torsion bar
Rear suspension
half elliptic
Axle ratio
4.55:1
Tyre size
500x14
Brakes
Lockheed hydraulic
Drum size

7in diameter brake drums, two leading shoes at front

Steering
rack and pinion

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Performance
0 to 50 mph secs
18.8
0 to 60 mph secs
31.3
standing quarter secs
24.2
Fuel consumption mpg
39
Maximum speed
75 

 

Body styles and colours
 
Doors
 
Saloon
2

Dark green
Clarendon grey
Black

Saloon
4
Traveller
2
Convertible
2

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Chassis numbers
Start September 1956
438789 
Finish September 1962
990289 
Total
551,500

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Books and articles (available on the web)

 

Other sources
The Autocar
Issue
page
Minor 1000 Road Test
14/12/56
897-900
Minor 1000 Road Test
24/6/60
Motoring
Minor 1000 Road Test
6/66
23, 24
Minor Servicing data
8/66
41-4
Motor Industry
Minor 1000 Wiring diagram & data
Automobile Electricity Data Sheet D643

If anyone has copies of there articles please contact the webmaster so that they can be included on this site for reference.

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