MG MGB User Manual

GENERAL
DATA—continued
(GHN4/GHD4
CARS,
18GD ENGINE—GHNS/GHDS
CARS,
\
18GG
ENGINE)—continued
ELECTRICAL
System
Batteries
Type
(two
6-volt)
Capacity:
10-hour
rate
20-hour
rate
Plates
per
cell
. .
. .
Electrolyte
to
■ll
one
cell
Control box
Type
. .
Voltage
setting
Alternator
Type
. . . .
. .
. . . .
Output
at
14
volts and 6,000
r.p.m.
Maximum
permissible
rotor
speed
Pulley
ratio—alternator/crankshaft
. .
Stator
phases
Rotor
poles
. .
. .
Rotor
winding
resistanc
Brush
length
(new)
Brush
spring
tension
. .
Starter
Type
.
.
. .
.
.
Light
running
current
. .
Lock
torque
. . . .
Torque
at
1,000
r.p.m.
Solenoid:
Closing coil
resistance
Hold-on coil
resistance
Brush
spring
tension
. .
Starter
motor
relay
Type
.
.
. .
. .
Winding resistance
. .
.
Bobbin
core
to
underside of
armature
air
gap:
Contacts
open
Contacts
closed
Cut-in voltage
. .
Drop-off voltage
Wiper
motor
Type
.
.
. .
Armature
end-■oat
. . .
Light
running
current:
Normal speed
High speed
. .
Light
running speed: Normal speed
High speed
BRAKES
Brake
■uid
MGB. Issue
5.
85699
12—volt,
NEGATIVE earth.
(Later
cars)
Lucas BT9E
or
BTZ9E Lucas CA9E.
51 amp-hour
53 amp-hour.
58 amp-hour 60
amp-hour.
9
9
1
pint
(570
cc,
12 US. pints).
4TR
Electronic.
14.3
to
14-7 volts
at
5,000
r.p.m.
18GD engine
18GG
engine
Lucas
16AC
Lucas
16ACR
34
amps.
data
as
16AC.
12,500
r.p.m.
1-795
:
1.
3.
12.
4-33 ohms
iS‘Z,
at
20° C. (68° F.).
a} in.
(126
mm.).
7
to
10
02.
(198-283 gm.)
with
brush
face
■ush
with
brush
box.
Lucas M418G Pre-engaged.
70
amp.
at
5,800
to
6,500
r.p.m.
17
lb. ft. (235 kg.
m.)
at
465
amps.
7 lb.
ft.
('97 kg.
m.)
at
260
amps.
-13
to
-15
ohm.
‘63
to
~73 ohm.
36
02.
(102
kg.).
Lucas
Model 6RA-33243.
76
ohms.
0-030i0-005
in.
(07610-13
mm.).
0'010i0-003
in. (025:1:0-08 mm).
4-0
to
7-5
volts.
5
volts
(maximum).
Lucas, 14W
(two-speed).
-004
to
008
in. (-l
to
'21
mm).
1-5
amp.
2-0
amp.
46
to
52
r.p.m.
60
to
70
r.p.m.
Lockheed
Disc
Brake
Fluid (Series
329).
'
GeneralDatang-

MG MGB Specifications

General

Brand	MG
Model	MGB
Category	Automobile
Language	English