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Minor Series MM 1948 - 1952
Bhp graphs

Dimensions

 

The picture shows a 1950 two door "low light" saloon.

Twin stop/tail lamps, in place of single lamps, added in January 1949.

In January 1951 headlamps of two-door saloon raised above the grille and separate side lamps fitted.

March 1951, painted radiator grille in place of chromium plate.

June 1951 tourer now known as convertible and with fixed rear side windows. December 1951 ash tray fitted centre of top facia.

 

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Minor MM

Engine

Type
USHM2

Number of cylinders

4
Bore mm
57
Stroke mm
90
Capacity cc
918.6
Valves
side
RAC hp rating
8.06
CR
6.6
BHP (graphs)
27.5
at rpm
4400
Valve timing
inlet opens
ATDC
inlet closes
ABDC
exhaust opens
BBDC
exhaust closes
ATDC
Cooling
Thermo-syphon with impeller assistance
Electrics
12-volt positive earth
Gearbox
4-speed synchromesh, floor gear change lever
Petrol tank capacity
5 gallons

Petrol pump

SU electric
Carburation
SU

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Dimensions
   
Wheelbase
7'2"
Track
42"
Length
12'4"
Width
5'1"
Weight
14 cwt
Front suspension
torsion bar
Rear suspension
half elliptic
Axle ratio
4.55
Tyre size
500 x 14
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
24.2
standing quarter secs
26.3
Fuel consumption mpg
40 
Maximum speed
64 

 

Body styles and colours
 
Doors
1948 
1950
Saloon
2
Romain green
Platinum grey
Black
Maroon
Thames blue
Gascoyne grey
Black
Mist green 
Saloon
4
Tourer
2

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Chassis numbers
Start September 1948
501
Finish February 1953
179839
Total
179,838
Numbers shared with Series II

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Books and articles (available on the web)

 

Other sources
The Autocar
Issue
page
Minor Model description
29/10/48
1063, 1064
Minor Road Test
26/11/48
1175-7
Minor Model description
9/9/49
926, 927
Minor tourer Road Test
30/6/50
Minor MM Overhaul data
18/11/55
832-4
Minor MM Supercharged saloon
22/7/55
114-7
The Motor
Minor Model description
27/10/48
Minor Road Test
16/2/49
58-60
The New Outlook on Motoring
Minor Road Test
5/49
36, 37, 39
Motor Industry
Minor Wiring diagram and data
5/49
160-1

Automobile Engineer

Minor Detailed description
8/49
295-303
Motor Industry
Minor saloon Road Test
10/49
76, 77
Motor Trader
Minor Data Sheet 167
8/3/50
Supplement
Motoring
Minor saloon, 4-door Model description
11/50
36, 37
Minor saloon, 4-door Model description
12/50
48,49

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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