Land Rover   ·   2021–2026

Defender 5 V8: Technical specifications

Technical specifications (2021–2026)

The Land Rover Defender (L663) 5 V8 is the 5-litre petrol variant, engine code 508PS (AJ33), built from 2021 to 2026. Quick answers and key figures below, then the full workshop tables.

Engine code508PS (AJ33)
Power368 kW (500 hp)
FuelPetrol
Cylinders8
Oil capacity8,0litres · with the filter

Engine & identification

Vehicle identification

No. of cylinders Type8/DOHC
Capacity (Fiscal) cc4999
Compression ratio :19,5
Suitable for unleaded petrolYes
Minimum octane rating RON95
Ignition system DescriptionMap-DI
Trigger locationCam/Crankshaft
Fuel system DescriptionMFI-s(d)
Air metering TypeMass/MAP
Combined ignition and fuel ECMYes
Diagnostic socketYes

Ignition system

Ignition coil supply voltage + with ballast V12,0

Firing order

The firing order for the Land Rover Defender 5 V8 (2021–2026) is 1-5-4-2-6-3-7-8.

Firing order1-5-4-2-6-3-7-8

Engine oil & fluids

Engine oil

The Land Rover Defender 5 V8 (2021–2026) takes 8.0 litres of engine oil with the filter. The specified engine oil grade is SAE 0W-20 for all ambient temperatures, with oil specification STJLR.03.5006.

Transfer box

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

Coolant

The listed coolant type is Havoline XLC. The recorded coolant colour is Orange. The listed total cooling-system capacity is 7.8 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range All temperatures
Engine oil grade SAE 0W-20
Engine oil classification OEM STJLR.03.5006
Engine with filter(s) litres 8.0
Other lubricants and capacities
Automatic transmission fluid Type Shell L12108 (ZF Lifeguard 8)
Automatic transmission (drain & refill) litres
View more information
Automatic transmission fluid
Automatic transmission (dry fill) litres 8.5
Automatic transmission - dry fill capacity
Differential oil grade - front SAE Castrol BOT750B
Differential front/AT litres 0.50-0.52
Front differential
Differential oil grade - rear SAE Castrol BOT750B
Differential oil grade - rear
Differential rear litres 0.84-0.86
Rear differential
Transfer box oil grade SAE Shell TF 0753
Transfer box litres 1.5
Coolant Type Havoline XLC
Coolant Colour Orange
Cooling system - total capacity litres 7.8
Brake fluid Type DOT 4
Brake fluid classification ISO Class 6
Brake fluid litres 0.9

Brakes & wear limits

Brake disc thickness

Brake discs on the Land Rover Defender 5 V8 (2021–2026) are replaced at a minimum thickness of 32 mm (ventilated) front and 23 mm (ventilated) rear.

Minimum disc thickness for replacement - ventilated Front32 mm
Minimum disc thickness for replacement - front
Minimum disc thickness for replacement - ventilated Rear23 mm

Brake disc and drum dimensions

Minimum disc thickness for replacement - front
Minimum pad thickness Front
Minimum brake pad thickness - front
Minimum pad thickness Rear3 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 Defender 5 V8 (2021–2026) is not adjustable.

Ignition timing - basic BTDC °Engine/rpmNot adjustable

Tuning and emissions

Ignition advance checks °Engine/rpmECM Controlled

Service checks and adjustments

Oil pressure bar/rpm
Oil pressure
Thermostat opens °C103-105

Fuel system

Fuel main pump delivery pressure bar150 Max

Tightening torques

Cylinder head instructions
Other engine tightening torques
Oil pump to cylinder block25 Nm
Sump bolts
View more information
Assemble components within 7 minutes.
Flywheel/driveplate-/45 Nm+90°
Crankshaft pulley/damper centre bolt200 Nm+270°
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Crankshaft pulley/damper centre bolt
Crankshaft pulley/damper bolts65 Nm
Crankshaft pulley/damper bolts
Camshaft sprocket/gear32 Nm
Camshaft carrier/cap11 Nm
Camshaft/rocker cover13 Nm
View more information
Assemble components within 7 minutes.
Inlet manifold to cylinder head25 Nm
Exhaust manifold to cylinder head1)10 Nm 2)18 Nm
Exhaust downpipe to manifold40 Nm
Water pump12 Nm
Spark plugs22 Nm
View more information
Spark plugs
Fuel rail1)20 Nm 2)30 Nm
Crankshaft position (CKP) sensor/engine speed (RPM) sensor10 Nm
Camshaft position (CMP) sensor10 Nm
Lambda sensor (Oxygen)48 Nm
Lambda sensor (Oxygen)
Knock sensor (KS)20 Nm
Oil filter25 Nm
Chassis tightening torques
Front hub120 Nm+60°
Front hub - wheel bearing housing bolts
Front hub - wheel bearing housing bolts
Rear hub120 Nm+60°
Steering wheel48 Nm
Steering rack/box mounting110 Nm+180°
Steering track rod end140 Nm
Brake disc to hub Front10 Nm
Brake disc to hub - front
Brake caliper to carrier Front35 Nm
Brake caliper/carrier to hub Front133 Nm+60°
Brake disc to hub Rear10 Nm
Brake disc to hub - rear
Brake caliper to carrier Rear35 Nm
Brake caliper/carrier to hub Rear110 Nm+120°
ABS sensor Front9 Nm
ABS sensor Rear9 Nm
Road wheels

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

Air conditioning

No. of AC service connectors2
Air conditioning restrictor typeExpansion valve
Compressor clutch/magnetic couplingYes
Compressor variable displacement solenoidYes
Air conditioning refrigerant Type
Do not mix R134a with R1234yf.
Air conditioning refrigerant quantity grams650±10
Air conditioning refrigerant quantity
Air conditioning oil groupPAG
Air conditioning oil TypeSPA2
Air conditioning oil quantity cm³80

Frequently asked questions

What is the firing order of the Land Rover Defender 5 V8?

The firing order for the Land Rover Defender 5 V8 (2021–2026) is 1-5-4-2-6-3-7-8.

How much oil does the Land Rover Defender 5 V8 take?

The Land Rover Defender 5 V8 (2021–2026) takes 8.0 litres of engine oil with the filter. The specified engine oil grade is SAE 0W-20 for all ambient temperatures, with oil specification STJLR.03.5006.

What is the ignition timing for the Land Rover Defender 5 V8?

The ignition timing on the Land Rover Defender 5 V8 (2021–2026) is not adjustable.

What is the minimum brake disc thickness for the Land Rover Defender 5 V8?

Brake discs on the Land Rover Defender 5 V8 (2021–2026) are replaced at a minimum thickness of 32 mm (ventilated) front and 23 mm (ventilated) rear.