Land Rover · 2005–2009

Range Rover 4.4: Technical specifications

Technical specifications (2005–2009)

The Land Rover Range Rover (L322) 4.4 is the 4.4-litre petrol variant, engine code 448PN, built from 2005 to 2009. Quick answers and key figures below, then the full workshop tables.

Updated 8 Sep 2026

Engine code448PN

Power225 kW (306 hp)@ 5750 rpm

FuelPetrol

Cylinders8

Oil capacity7,7litres · with the filter

Engine & identification

Vehicle identification

No. of cylinders Type	8/DOHC
Capacity (Fiscal) cc	4396
Compression ratio :1	10,5
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Denso
Ignition system Type	PAG EMS-GEN 1
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Denso
Fuel system Type	PAG EMS-GEN 1
Fuel system Description	MFI-s
Air metering Type	Mass/MAP
Combined ignition and fuel ECM	Yes
Diagnostic socket	Yes

Ignition system

Ignition coil Make	Denso
Ignition coil Type	2W93-12A366-BA
Ignition coil supply voltage + with ballast V	12,0
Distributor (ECM) Make	(Denso)
Distributor (ECM) No.	(PAG)

Firing order

The firing order for the Land Rover Range Rover 4.4 (2005–2009) is 1-5-4-2-6-3-7-8.

Firing order	1-5-4-2-6-3-7-8

Valve clearances

Valve clearances for the Land Rover Range Rover 4.4 (2005–2009) are 0,18-0,22 mm inlet and 0,23-0,27 mm exhaust, measured cold.

Valve clearance - INLET mm	0,18-0,22 cold
Valve clearance - EXHAUST mm	0,23-0,27 cold

Engine oil & fluids

Engine oil

The Land Rover Range Rover 4.4 (2005–2009) takes 7.7 litres of engine oil with the filter.

A listed engine oil option is SAE 5W-30 for cold climates, with API/ACEA classification SJ/A3.

A listed engine oil option is SAE 5W-30 for moderate climates, with API/ACEA classification SJ/A3.

A listed engine oil option is SAE 5W-30 for hot climates, with API/ACEA classification SJ/A3.

Transfer box

The transfer box has a listed capacity of 1.5 litres. The specified oil is Shell TF 0753 Synthetic.

Coolant

The listed total cooling-system capacity is 9.3 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	Cold climate
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SJ/A3
Ambient temperature range	Moderate climate
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SJ/A3
Ambient temperature range	Hot climate
Engine oil grade SAE	5W-30
Engine oil classification API/ACEA	SJ/A3
Engine with filter(s) litres	7.7
Other lubricants and capacities
Automatic transmission fluid Type	Shell M-1375.4
Automatic transmission (dry fill) litres	9.5
Differential oil grade - front SAE	Castrol SAF-XO Synthetic
Differential front/AT litres	0.75
Differential oil grade - rear SAE	Castrol SAF-XO Synthetic
Differential oil grade - rear
Differential rear litres	1.1
Differential rear
Transfer box oil grade SAE	Shell TF 0753 Synthetic
Transfer box litres	1.5
Cooling system - total capacity litres	9.3
Brake fluid Type	DOT 4
Power steering fluid Type	Texaco PSF 14315

Brakes & wear limits

Brake disc thickness

Brake discs on the Land Rover Range Rover 4.4 (2005–2009) are replaced at a minimum thickness of 27 mm (ventilated) front and 17 mm rear.

Minimum disc thickness for replacement - ventilated Front	27 mm
Minimum disc thickness for replacement Rear	17 mm

Brake disc and drum dimensions

Disc thickness variation Front	0,010 mm
Disc thickness variation Rear	0,010 mm
Disc runout Front	0,05 mm
Disc runout Rear	0,09 mm
Minimum pad thickness Front	3 mm
Minimum pad thickness Rear	3 mm

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 4.4 (2005–2009) is not adjustable.

Ignition timing - basic BTDC °Engine/rpm	Not adjustable

Spark plugs

The Land Rover Range Rover 4.4 (2005–2009) uses NGK IFR5N10 spark plugs with a 1,0 mm electrode gap.

Spark plugs Original equipment	NGK
Spark plug Type	IFR5N10
Electrode gap mm	1,0
Spark plugs Make	NGK
Spark plug Type	IFR5N10
Electrode gap mm	1,0

Tuning and emissions

Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	Not adjustable
Oil temperature °C	80
CO level at idle speed - tailpipe Vol. % CO	0,5 Max Not adjustable
CO level at idle speed - sample pipe Vol. % CO	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

Battery V/RC(Ah)	12

Service checks and adjustments

Oil pressure bar/rpm	3,0/3500
Radiator cap bar	1,10
Thermostat opens °C	88

Fuel system

Fuel pump delivery pressure bar	4,5
Injector Ohm	13,1-14,5/20°C

Tightening torques

Cylinder head bolt torque

The cylinder head bolts on the Land Rover Range Rover 4.4 (2005–2009) are tightened in 4 stages: 20 Nm, then 35 Nm, then 90°, then a final 90°.

Cylinder head
Tighten	20 Nm
Tighten	35 Nm
Tighten	90°
Tighten	90°
Tighten	M8=25 Nm

Other engine tightening torques
Cylinder head instructions	—
Oil pump to cylinder block	10 Nm
Sump bolts	20 Nm
Sump drain bolt	25 Nm
Flywheel/driveplate	1)15 Nm 2)110 Nm
Crankshaft pulley/damper centre bolt	380 Nm
Camshaft sprocket/gear	20 Nm+90° Nm
Camshaft carrier/cap	10 Nm
Camshaft/rocker cover	12 Nm
Exhaust manifold to cylinder head	20 Nm
Exhaust downpipe to manifold	20 Nm
Water pump	10 Nm
Spark plugs	25 Nm
Fuel rail	10 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor	8 Nm
Camshaft position (CMP) sensor	7 Nm
Lambda sensor (Oxygen)	45 Nm
Knock sensor (KS)	20 Nm
Engine oil pressure switch	12 Nm
Oil filter	18 Nm
Engine upper cover	5 Nm
Chassis tightening torques
Rear hub	420 Nm
Steering wheel	80 Nm
Steering rack/box mounting	100 Nm
Steering track rod end	80 Nm
Brake disc to hub Front	16 Nm
Brake caliper to carrier Front	35 Nm
Brake caliper/carrier to hub Front	65 Nm+90°
Brake disc to hub Rear	16 Nm
Brake caliper to carrier Rear	32 Nm
Brake caliper/carrier to hub Rear	15 Nm+60°
ABS sensor Front	10 Nm
ABS sensor Rear	9 Nm
Road wheels	140 Nm

Bar lengths use a square-root scale so small and large values stay readable.

Air conditioning

Refrigerant quantity
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	—
Air conditioning oil group	PAG
Air conditioning oil Type	SP10
Air conditioning oil quantity cm³	120
Oil quantity
Air conditioning oil viscosity ISO	46

Frequently asked questions

What is the firing order of the Land Rover Range Rover 4.4?

The firing order for the Land Rover Range Rover 4.4 (2005–2009) is 1-5-4-2-6-3-7-8.

What spark plugs does the Land Rover Range Rover 4.4 use?

The Land Rover Range Rover 4.4 (2005–2009) uses NGK IFR5N10 spark plugs with a 1,0 mm electrode gap.

How much oil does the Land Rover Range Rover 4.4 take?

The Land Rover Range Rover 4.4 (2005–2009) takes 7.7 litres of engine oil with the filter. A listed engine oil option is SAE 5W-30 for cold climates, with API/ACEA classification SJ/A3. A listed engine oil option is SAE 5W-30 for moderate climates, with API/ACEA classification SJ/A3. A listed engine oil option is SAE 5W-30 for hot climates, with API/ACEA classification SJ/A3.

What are the valve clearances for the Land Rover Range Rover 4.4?

Valve clearances for the Land Rover Range Rover 4.4 (2005–2009) are 0,18-0,22 mm inlet and 0,23-0,27 mm exhaust, measured cold.

What is the cylinder head torque for the Land Rover Range Rover 4.4?

The cylinder head bolts on the Land Rover Range Rover 4.4 (2005–2009) are tightened in 4 stages: 20 Nm, then 35 Nm, then 90°, then a final 90°.

What is the ignition timing for the Land Rover Range Rover 4.4?