Defender 90 / 110 / 130. Instruction - page 8
ENGINE
TUNING
DATA
CARBURETTERS
Type
.................................................................
Solex specification number..
...................................
Needle
..............................................................
Idle speed (engine hot)..
........................................
Fast idle speed (engine hot)
....................................
Mixture setting - CO at idle
..................................
IGNITION
Distributor
.........................................
Direction
of rotation..
...........................................
Centrifugal advance
Decelerating check with vacuum retard pipe
disconnected
Engine
4600.
..............................................................
3600.
..............................................................
3000..
.............................................................
.............................................................
1600..
.............................................................
No
advance below 900
Ignition timing, dynamic;
models with emission control
...............................
2
x
Solex 175 CDSE
3999
BIFC
700 to 750
(run-in engine)
to 650
(new engine)
1050 to 1150
1.5% to 3% Pulsair connected
Lucas 35
Electronic (Early Models)
Lucas 35
Electronic (Later Models)
Clockwise
Crankshaft angle
21"
to 25"
16" to
12" to
16"
7" to 11"
1"
to
3"
6" B.T.D.C. with vacuum pipes disconnected using 90-93
octane fuel
ENGINE TUNING DATA
(Ninety and One Ten
with 5-speed gearbox and electronic ignition)
ALL COUNTRIES EXCEPT EUROPE, SAUDI ARABIA AND AUSTRALIA
ENGINE
cylinder
Valve timing
(low lift camshaft)
Compression ratio,.
..............................................
8.13: 1
Inlet
Opens
............................................................
36" B.T.D. C.
Valve peak
......................................................
99" A.T.D.C.
Closes
............................................................
64" A.B.D.C.
Duration
.........................................................
280"
Exhaust
74" B.B.D.C.
26" A.T.D.C.
280"
119"
B.T.D.C.
CARBURETTERS
Solex specification number..
...................................
4000
Needle
..............................................................
BIFQ
Type
.................................................................
Idle speed (engine hot)..
........................................
700 to
750
(run-in engine)
Fast idle speed (engine hot)
....................................
2
x
Solex 175 CDSE
550 to
650
(new engine)
to
1150
4
ENGINE TUNING DATA
SPARKING PLUGS
compression ratio
.........................................
Gap
..................................................................
Champion
or Unipart
GSP
131
IGNITION COIL
Makehype..
........................................................
AC Delco 7992188
Primary resistance at 20°C (68°F)
.............................
Consumption
-
ignition on at engine idle speed
.........
3.0
-
3.5 ohms
2.0 amps approx.
CARBURETTER
........................................................
Weber 32/34 DMTL
Venturi
.............................................................
Auxiliary Venturi
................................................
Main jet
.............................................................
Air correction jet
.................................................
Emulsion tube..
...................................................
Idle jet
..............................................................
Idle
..........................................................
Idle speed
-
hot..
................................................
Primary
24
4
110
160
55
-
2.5%
600
-
2.5 LITRE PETROL ENGINE TUNING DATA
ENGINE
Firing order
........................................................
Compression pressure (approximately):
....................
Ignition timing dynamic
2000
........................
Static, if no dynamic equipment available
..................
Timing marks.
.....................................................
Valve clearance, inlet and exhaust
...........................
Valve timing:
Inlet opens
......................................................
Inlet closes
......................................................
Inlet peak
.......................................................
Exhaust opens..
................................................
Exhaust closes..
................................................
Exhaust peak
...................................................
DISTRIBUTOR
-
LUCAS
Type
.................................................................
Rotation of rotor
.................................................
Contact breaker gap
.............................................
Dwell angle
........................................................
Centrifugal advance range
.....................................
vacuum advance capsuie range
...............................
Secondary
25
4
115
160
F30
60
kgf
(160
300
cranking speed
T.D.C.
disconnected
On crankshaft pulley
(0.010 in) Engine hot
16" B.T.D.C. using
90
octane fuel
with
vacuum pipe
B.T.D.C.
108" A.T.D.C.
46" B.B.D.C.
18" A.T.D.C.
104" B.T.D.C.
With
a
in)
valve clearance.
Nominal setting for
checking only.
Lucas
Anti-clockwise
-
(0.014
-
0.016 in)
49"
-
59"
-
1" at
500 Distributor
18"
-
20" at 2250 Distributor
-
at 3.5 Hg
11"
-
13" at 25
Hg
,
6
ENGINE
TUNING
DATA
SPARKING PLUGS
Gap
..................................................................
.
.
.
..
8.0:
1 compression ratio
.........................................
Champion
-
(0.028
-
0.035 in)
IGNITION COIL
..........................................................
Primary resistance at 20°C (68°F)
.............................
Consumption
-
ignition on at engine idle speed
.........
2.0 amps approx.
Bosch 0221
119
368
2.9 ohms
CARBURETTER
Makehype.
.........................................................
Weber 32/34 DMTL
Needle valve..
.....................................................
175
Venturi
.............................................................
Auxiliary Venturi
................................................
Main jet
.............................................................
Air correction jet
.................................................
Emulsion tube..
...................................................
Idle jet
..............................................................
Idle
CO%
..........................................................
Idle speed
-
hot
-
Non Air Conditioning..
...............
Idle speed
-
hot
-
Air Conditioning..
.....................
Float level
..........................................................
.....
Primary
24
4
112
160
F30
52
1.5%
1%
700
800
50
7
0,5
(0.275 0.019 in)
Secondary
25
4
112
190
F39
60
2.25
and 2.5 LITRE DIESEL ENGINE TUNING DATA
ENGINE
Firing order
........................................................
Injection timing..
.................................................
Injection timing.
...............................................
Inlet opens
......................................................
. .
Timing marks:
Valve timing
....................................................
Valve clearance inlet and exhaust
.........................
Valve timing:
Inlet closes
......................................................
Inlet peak
.......................................................
Exhaust opens..
................................................
Exhaust closes..
................................................
Exhaust peak
...................................................
Low
idle speed
.................................................
High idle speed
................................................
13" B.T.D.C. (2.25 litre Diesel)
On engine flywheel and damper on 2.5 Diesel
On engine flywheel and pump flange
in)
16" B.T.D.C.
42" A.B.D.C.
A.T.D.C.
13" A.T.D.C.
B.T.D.C.
650
20
4200
20
INJECTORS
Nozzle size
.........................................................
Makehype..
........................................................
CAV Pintaux
Opening pressure..
...............................................
135 Atm
6209
or
. . .
.
:
. . . .
7