Engine & identification
Vehicle identification
| No. of cylinders Type | 8/OHV |
|---|---|
| Capacity (Fiscal) cc | 4553 |
| Compression ratio :1 | 9,4 |
| Suitable for unleaded petrol | Yes |
| Minimum octane rating RON | 95 |
| Ignition system Make | Sagem-Lucas |
| Ignition system Type | Gems 8.2 |
| Ignition system Description | Map-DIS |
| Trigger location | Cam/Crankshaft |
| Fuel system Make | Sagem/Lucas |
| Fuel system Type | Gems 8.2 |
| Fuel system Description | MFI-s |
| Air metering Type | Mass |
| Combined ignition and fuel ECM | Yes |
| Diagnostic socket | Yes |
Ignition system
| Ignition coil Make | Lucas |
|---|---|
| Ignition coil Type | 2DIS2 |
| Ignition coil supply voltage + with ballast V | 11,0 |
| Distributor (ECM) Make | Lucas |
Firing order
The firing order for the Land Rover Range Rover 4.6 (1994–1999) is 1-8-4-3-6-5-7-2.
| Firing order | 1-8-4-3-6-5-7-2 |
|---|
Valve clearances
Valve clearances on the Land Rover Range Rover 4.6 (1994–1999) are hydraulic — they self-adjust, so no manual clearance figure applies.
| Valve clearance - INLET mm | Hydraulic |
|---|---|
| Valve clearance - EXHAUST mm | Hydraulic |
Engine oil & fluids
Engine oil
The Land Rover Range Rover 4.6 (1994–1999) takes 6.6 litres of engine oil with the filter.
A listed engine oil option is SAE 5W-20 for cold climates, with API/ACEA classification SJ/A2.
A listed engine oil option is SAE 10W-40 for moderate climates, with API/ACEA classification SJ/A2.
A listed engine oil option is SAE 15W-40 as an alternative for moderate climates, with API/ACEA classification SJ/A2.
A listed engine oil option is SAE 20W-50 for hot climates, with API/ACEA classification SJ/A2.
Transfer box
The transfer box has a listed capacity of 2.4 litres. The specified oil is Dexron IID.
Coolant
The listed total cooling-system capacity is 11.3 litres.
Grades, filling conditions and capacities
| Engine oil options | |
|---|---|
| Ambient temperature range | Cold climate |
| Engine oil grade SAE | 5W-20 |
| Engine oil classification API/ACEA | SJ/A2 |
| Ambient temperature range | Moderate climate |
| Engine oil grade SAE | 10W-40 |
| Engine oil classification API/ACEA | SJ/A2 |
| Ambient temperature range | Moderate climate alternative |
| Engine oil grade SAE | 15W-40 |
| Engine oil classification API/ACEA | SJ/A2 |
| Ambient temperature range | Hot climate |
| Engine oil grade SAE | 20W-50 |
| Engine oil classification API/ACEA | SJ/A2 |
| Engine with filter(s) litres | 6.6 |
| Other lubricants and capacities | |
| Automatic transmission fluid Type | Dexron IID |
| Automatic transmission (dry fill) litres | 11.0 |
| Differential oil grade - front SAE | 90W |
| Differential front/AT litres | 1.7 |
| Differential oil grade - rear SAE | 90W |
| Differential rear litres | 1.7 |
| Transfer box oil grade SAE | Dexron IID |
| Transfer box litres | 2.4 |
| Cooling system - total capacity litres | 11.3 |
| Brake fluid Type | DOT 4 |
| Power steering fluid Type | Dexron II |
| Power steering fluid litres | 1.7 |
Brakes & wear limits
Brake disc thickness
Brake discs on the Land Rover Range Rover 4.6 (1994–1999) are replaced at a minimum thickness of 22 mm (ventilated) front and 11,7 mm rear.
| Minimum disc thickness for replacement - ventilated Front | 22 mm |
|---|---|
| Minimum disc thickness for replacement Rear | 11,7 mm |
Brake disc and drum dimensions
| Disc runout Front | 0,15 mm |
|---|---|
| Disc runout Rear | 0,15 mm |
| Minimum pad thickness Front | 2 mm |
| Minimum pad thickness Rear | 2 mm |
| Parking brake travel No. of notches | 3-4 |
Bar lengths use a square-root scale so small and large values stay readable.
Service & electrical
Ignition timing
The ignition timing on the Land Rover Range Rover 4.6 (1994–1999) is not adjustable.
| Ignition timing - basic BTDC °Engine/rpm | Not adjustable |
|---|
Battery
The Land Rover Range Rover 4.6 (1994–1999) uses a 12 V, 72 Ah battery (reserve capacity 130 minutes).
| Battery V/RC(Ah) | 12/130 (72) |
|---|
Spark plugs
The Land Rover Range Rover 4.6 (1994–1999) uses Champion RN11YCC spark plugs with a 0,8 mm electrode gap.
| Spark plugs Original equipment | Champion |
|---|---|
| Spark plug Type | RN11YCC |
| Electrode gap mm | 0,8 |
| Spark plugs Make | Autolite |
| Spark plug Type | APP64 |
| Electrode gap mm | 0,8 |
| Spark plugs Make | Beru |
| Spark plug Type | 14R-7DU |
| Electrode gap mm | 0,9 |
| Spark plugs Make | Bosch |
| Spark plug Type | WR7DC |
| Electrode gap mm | 0,9 |
| Spark plugs Make | Champion |
| Spark plug Type | RN11YCC |
| Electrode gap mm | 0,8 |
| Spark plugs Make | NGK |
| Spark plug Type | BPR6E-VG |
| Electrode gap mm | 0,9 |
Tuning and emissions
| Ignition advance checks °Engine/rpm | ECM Controlled |
|---|---|
| Idle speed rpm | 700±20 Not adjustable |
| Oil temperature °C | 70 |
| CO level at idle speed - tailpipe Vol. % CO | 0,5 Max Not adjustable |
| HC level at idle speed ppm | 100 |
| CO2 level at idle speed Vol. % CO2 | 14,5-16 |
| O2 level at idle speed Vol. % O2 | 0,1-0,5 |
| Increased idle speed for CO test rpm | 2500-2800 |
| CO content at increased idle speed Vol. % | 0,3 |
| Lambda at increased idle λ | 0,98-1,02 |
Starting and charging
| Maximum cranking amps A | 194-238 |
|---|---|
| Alternator output A/V/rpm | 104/14/3000 |
Service checks and adjustments
| Oil pressure bar/rpm | 2,1-2,9/2400 |
|---|---|
| Radiator cap bar | 1,00 |
| Thermostat opens °C | 88 |
Fuel system
| Regulated pressure with vacuum bar | 2,4-2,6 |
|---|---|
| Engine coolant temperature (ECT) sensor Ohm/°C | 300/85 |
Tightening torques
Cylinder head bolt torque
The cylinder head bolts on the Land Rover Range Rover 4.6 (1994–1999) are tightened in 3 stages: 20 Nm, then 90°, then a final 90°.
| Cylinder head | |
|---|---|
| Renew bolts | No |
| Tighten | 20 Nm |
| Tighten | 90° |
| Tighten | 90° |
| Cylinder head instructions | — | |
|---|---|---|
| Other engine tightening torques | ||
| Main bearings Renew bolts/nuts | No | |
| Main bearings Stage 1 | — | |
| View more information | — | |
| Main bearings | ||
| Big end bearings Renew bolts/nuts | No | |
| Big end bearings Stage 1 | 20 Nm | |
| Big end bearings Stage 2 | 80° | |
| Oil pump to cylinder block | 15 Nm | |
| Sump bolts | 20 Nm | |
| Sump drain bolt | 45 Nm | |
| Flywheel/driveplate | — | |
| Drive plate | ||
| Crankshaft pulley/damper centre bolt | 270 Nm | |
| Camshaft sprocket/gear | 50 Nm | |
| Camshaft/rocker cover | 9 Nm | |
| Inlet manifold to cylinder head | 50 Nm | |
| Exhaust manifold to cylinder head | 20 Nm | |
| Spark plugs | 20 Nm | |
| Lambda sensor (Oxygen) | 20 Nm | |
| Knock sensor (KS) | 16 Nm | |
| Chassis tightening torques | ||
| Steering track rod end | 80 Nm | |
| Brake disc to hub Front | 25 Nm | |
| Brake caliper to carrier Front | 35 Nm | |
| Brake caliper/carrier to hub Front | 165 Nm | |
| Brake disc to hub Rear | 25 Nm | |
| Brake caliper to carrier Rear | 35 Nm | |
| Brake caliper/carrier to hub Rear | 100 Nm | |
| Back plate to hub Rear | 10 Nm | |
| Road wheels | 130 Nm | |
Bar lengths use a square-root scale so small and large values stay readable.
Air conditioning
| No. of AC service connectors | 2 |
|---|---|
| Air conditioning restrictor type | Expansion valve |
| Compressor clutch/magnetic coupling | Yes |
| Compressor variable displacement solenoid | No |
| Air conditioning refrigerant Type | R134a |
| Air conditioning refrigerant quantity grams | — |
| Refrigerant quantity | |
| Air conditioning oil Type | — |
| Oil quantity | |
| Air conditioning oil quantity cm³ | — |
Frequently asked questions
What is the firing order of the Land Rover Range Rover 4.6?
The firing order for the Land Rover Range Rover 4.6 (1994–1999) is 1-8-4-3-6-5-7-2.
What spark plugs does the Land Rover Range Rover 4.6 use?
The Land Rover Range Rover 4.6 (1994–1999) uses Champion RN11YCC spark plugs with a 0,8 mm electrode gap.
How much oil does the Land Rover Range Rover 4.6 take?
The Land Rover Range Rover 4.6 (1994–1999) takes 6.6 litres of engine oil with the filter. A listed engine oil option is SAE 5W-20 for cold climates, with API/ACEA classification SJ/A2. A listed engine oil option is SAE 10W-40 for moderate climates, with API/ACEA classification SJ/A2. A listed engine oil option is SAE 15W-40 as an alternative for moderate climates, with API/ACEA classification SJ/A2. A listed engine oil option is SAE 20W-50 for hot climates, with API/ACEA classification SJ/A2.
What are the valve clearances for the Land Rover Range Rover 4.6?
Valve clearances on the Land Rover Range Rover 4.6 (1994–1999) are hydraulic — they self-adjust, so no manual clearance figure applies.
What is the cylinder head torque for the Land Rover Range Rover 4.6?
The cylinder head bolts on the Land Rover Range Rover 4.6 (1994–1999) are tightened in 3 stages: 20 Nm, then 90°, then a final 90°.
What is the ignition timing for the Land Rover Range Rover 4.6?
The ignition timing on the Land Rover Range Rover 4.6 (1994–1999) is not adjustable.