ENGINE TUNING DATA
ENGINE 4.0 V8
Type................................................................................. 4.0 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
Spark plugs
Make/type ........................................................................ Champion RN11YCC
Gap .................................................................................. 0.90 - 1.00 mm
0.035 - 0.040 in
Coils
Make ................................................................................ Lucas 2D1S2
Type ................................................................................. Twin coils, bank of 4
High Compression
Low Compression
Compression ratio ............................................................ 9.35:1
8.2:1
Fuel injection system..................................................... Sagem - Lucas GEMS8 Hot-wire air flow sensor
system electronically controlled
Valve Timing
Inlet
Exhaust
66°BBDC
39°ATDC
285°
Opens .............................................................................. 28°BTDC
Closes .............................................................................. 77°ABDC
Duration ........................................................................... 285°
Valve peak ....................................................................... 108°ATDC
110°BTDC
Idle speed - controlled by GEMS system
all loads off .............................................................. 700 ± 20 rev/min
Base idle speed .............................................................. Not adjustable
Idle air control valve position, checked via TestBook
CO at idle
vehicles without heated oxygen sensors................. 1.5% æ 0.5%
Fuel
9.35:1
catalyst ................................................................. 95 RON minimum unleaded
USA vehicles - Premium unleaded (PUG) ....................... 95 RON minimum
8.2:1
catalyst ................................................................. 91 RON minimum unleaded
Non catalyst ......................................................... 91 RON minimum unleaded or leaded
INFORMATION
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| Categories | Range Rover |
|---|---|
| Tags | Land Rover |
| Model Year | 1998 |
| Download File |
|
| Document Type | Workshop Manual |
| Language | English |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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