Range Rover Classic. Manual — part 10
ENGINE TUNING DATA
3
INFORMATION
ENGINE - 4.2 V8
Type
4.2 Litre V8
. . . . . . . . . . . . . . . . . . . . .
Firing order
1-8-4-3-6-5-7-2
. . . . . . . . . . . . . . . . . .
Cylinder Numbers
Left bank
1-3-5-7
. . . . . . . . . . . . . . . . . . ..
Right bank
2-4-6-8
. . . . . . . . . . . . . . . . . .
No 1 Cylinder location
Pulley end of left bank
. . . . . . . . . . . . ...
Timing marks
On crankshaft vibration damper
. . . . . . . . . . . . . . . . ..
Spark plugs
Make/type
Champion RN11YCC
. . . . . . . . . . . . . . . . . .
Gap
0.84-0.96mm (0.033-0.038 in)
. . . . . . . . . . . . . . . . . . . . ..
Coil
Make/type
Bosch 0-221-122-392, (ETC 6574)
. . . . . . . . . . . . . . . . . .
Compression ratio
8.94:1
. . . . . . . . . . . . . . .
Fuel injection system
Lucas 14 CUX Hot-wire air flow sensor system
. . . . . . . . . . . . . .
electronically controlled
Valve Timing
Inlet
Exhaust
Opens
28
°
BTDC
. . . . . . . . . . . . . . . . . .
72
°
BBDC
Closes
64
°
ABDC
. . . . . . . . . . . . . . . . . .
20
°
ATDC
Duration
272
°
. . . . . . . . . . . . . . . . ..
272
°
Valve peak
108
°
ATDC
. . . . . . . . . . . . . . . ..
116
°
BTDC
Idle speed - controlled by EFi system
- all loads off in neutral
665 to 735 rev/min
. . . . . . . . . . .
-auto gearbox in gear, air con operating
650
±
28 rev/min
. . . . .
-auto gearbox in gear, air con off
600
±
28 rev/min
. . . . . . .
-manual gearbox
700
±
28 rev/min
. . . . . . . . . . . . . .
-manual gearbox, air con operating
750
±
28 rev/min
. . . . . .
Base idle speed
525
±
25 rev/min -.
. . . . . . . . . . . . . . . ..
See FUEL SYSTEM, Fault diagnosis, Base Idle
Speed Setting
Ignition Timing
Dynamic, vacuum disconnected
8
°
BTDC
±
1
°
at 800 rev/min max
. . . . . . . .
Exhaust gas
CO content at idle
0.5 to 1.0% max.
. . . . . . . . . . . . . . .
05
ENGINE TUNING DATA
4
INFORMATION
Distributor
Make/type
Lucas 35DLM8 electronic
. . . . . . . . . . . . . . . . . .
Rotation
Clockwise
. . . . . . . . . . . . . . . . . . .
Air gap
0.20-0.35mm
. . . . . . . . . . . . . . . . . . . ..
Lucas
42510A
. . . . . . . . . . . . . . . . . . . ...
Rover Part number
ERR 0744
. . . . . . . . . . . . . . ...
Centrifugal Advance
Decelerating check-vacuum hose disconnected
Distributor rpm decelerating speeds
2200
7
°
to 10
°
. . . . . . . . . . . . . . . . . .
1400
7
°
48’ to 10
°
. . . . . . . . . . . . . . . . . .
800
1
°
to 3
°
. . . . . . . . . . . . . . . . . . ..
Fuel
UK, Europe and Rest of World
95 RON minimum unleaded
. . . . . . . . . . .
USA - Premium unleaded (PUG)
CLC or AKI 90 octane minimum
. . . . . . . . . .
95 RON minimum
ENGINE TUNING DATA
5
INFORMATION
ENGINE - 300Tdi
ENGINE
Type
2.5 Litre Turbo diesel with intercooler
. . . . . . . . . . . . . . . . . . . . .
Firing order
1-3-4-2
. . . . . . . . . . . . . . . . . ...
Injection timing
1,54 mm lift at T.D.C.
. . . . . . . . . . . . . . . . .
- with electronic EGR
1,40 mm lift at T.D.C.
. . . . . . . . . . . ..
Timing marks:
Valve timing - manual
Slot for pin in flywheel and TDC mark on front pulley
. . . . . . . . . . . ..
Valve timing - automatic
Slot for pin in ring gear, access through rear engine
. . . . . . . . . . ..
plate. TDC mark on front pulley
Injection timing
Dial gauge inserted into pump
. . . . . . . . . . . . . . . ...
Tappet clearances - inlet and exhaust
0,20 mm cold
. . . . . . . .
Valve timing:
Inlet
Exhaust
- Opens
16
°
B.T.D.C.
. . . . . . . . . . . . . . . . ...
51
°
BBDC
- Closes
42
°
ABDC
. . . . . . . . . . . . . . . . ...
13
°
ATDC
- Peak
103
°
ATDC
. . . . . . . . . . . . . . . . . ..
109
°
BTDC
- Lift
9,67 mm
. . . . . . . . . . . . . . . . . . .
9.97 mm
Maximum governed speeds:
- Full load (speed cut-off starts)
4000 rev/min
. . . . . . . ..
- No load (flight speed)
4600 + 40 - 120 rev/min
. . . . . . . . . . .
- Idle speed
720
±
20 rev/min
. . . . . . . . . . . . . . . .
- Die-down time
4 seconds
. . . . . . . . . . . . . ...
INJECTION PUMP
Make/type:
- Standard
Bosch rotary R509 type with boost control and two
. . . . . . . . . . . . . . . ...
speed mechanical governor with auto advance and
solenoid electrical shut-off. Tamper proof sealing on
flight speed and fuel adjustment screws. Constant
volume delivery valves.
- with Electronic EGR
Bosch rotary R509/1 type with boost control and two
. . . . . . . . . . . ..
speed mechanical governor with auto advance and
solenoid electrical shut-off. Tamper proof sealing on
flight speed and fuel adjustment screws. Constant
volume delivery valves. GST start up excess fuel
control. Throttle position sensor for EGR.
Direction of rotation
Clockwise, viewed from drive end
. . . . . . . . . . . . . . ..
Advance box (two stage)
7
°
advance with 3
°
start retard
. . . . . . . . . . . . ..
Back leakage rate 150-100 Atmospheres:
- New nozzle
7 seconds
. . . . . . . . . . . . . . ...
- Original nozzle
5 seconds
. . . . . . . . . . . . . ..
05
ENGINE TUNING DATA
6
INFORMATION
INJECTORS
Make/type
- Standard and Electronic EGR
Bosch KBAL 90 P37
. . . . . . . ...
Nozzle type
DSLA 145P366
. . . . . . . . . . . . . . . . . ..
Opening pressure (working pressure)
Initial pressure 200 atmospheres
. . . . . . . ..
Secondary 280 atmospheres
- EDC feedback injector 1 in each engine
Bosch KBAL 90 P38
. . . ...
Nozzle type
DSLA 145P365
. . . . . . . . . . . . . . . . . ..
Opening pressure (working pressure)
Initial pressure 200 atmospheres
. . . . . . . ..
Secondary 300 atmospheres
- EDC standard injector 3 in each engine
Bosch KBAL 90 P36
. . . ...
Nozzle type
DSLA 145P365
. . . . . . . . . . . . . . . . . ..
Opening pressure (working pressure)
Initial pressure 200 atmospheres
. . . . . . . ..
Secondary 300 atmospheres
GLOW PLUGS
Make/type
Probe type, No.0100226129A Beru 12 volts
. . . . . . . . . . . . . . . . . .
Time to reach operating temperature of 850
°
C
8 seconds
. . . .
TURBOCHARGER
Make/type
Allied signal
. . . . . . . . . . . . . . . . . .
Maximum boost pressure
0.8-1.0 bar (12-15lbf/in
2
) measured at wastegate
. . . . . . . . . . . . .
actuator ’T’ piece
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