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LAND ROVER DISCOVERY 4 ENGINE EXPERTISE.

Specialist Land Rover Discovery 4 engine diagnostics, rebuild, repair, and replacement support for diesel and petrol LR4 platforms.

Get Quote01708 592377
LAND ROVER DISCOVERY 4 ENGINE EXPERTISE.
Every Unit Bench-Run Before Despatch
Nationwide Recovery & Return
Twelve Months of Cover
Diesel & Petrol Specialists
Every Unit Bench-Run Before Despatch
Nationwide Recovery & Return
Twelve Months of Cover
Diesel & Petrol Specialists

VERIFIED CUSTOMERS

What Land Rover Owners Say About Our Engine Work

Genuine feedback from customers whose Defender, Discovery, Freelander and Evoque engines were rebuilt, replaced or diagnosed at our workshop in Grays.

★★★★★

“My Td5 Defender is my livelihood, so downtime costs me money. The rebuilt engine went in on schedule, pulls harder than before, and they even sorted the injector loom while in there.”

M

Martin Brooke

Defender 110 Td5

★★★★★

“The dreaded 2.7 crank let go at 96,000 miles. Rather than a risky used lump, they supplied a properly reconditioned TDV6 with the uprated bottom end. Eighteen months on, flawless.”

P

Priya Sharma

Discovery 3 TDV6

★★★★★

“Freelander 2 lost compression on cylinder three. Honest diagnosis, fair price, and a rebuilt 2.2 diesel that starts on the button every morning. I'd recommend them to any Land Rover owner.”

C

Colin Ashworth

Freelander 2 SD4

See All Feedback

DETAIL OVERVIEW

Dealer-Level Discovery 4 Expertise

The Discovery 4 combines premium comfort with highly capable diesel and petrol engines that demand specialist servicing and technical precision to maintain long-term reliability.

We specialise in engine diagnostics, rebuilds, replacement services, and preventative maintenance for Discovery 4 vehicles using OEM-grade components and advanced diagnostic systems.

From crankshaft failures to turbocharger and timing system repairs, our technicians provide complete solutions designed for dependable everyday performance.

Land Rover Discovery 4 Engine Codes to Help You Find Your Vehicle

MakeModelEngine CodeActual CCPower KW / HPYear Range
Land RoverDiscovery 43.0 TDV62993155 kW / 211 hp2010–2016Get Quote
Land RoverDiscovery 43.0 SDV62993188 kW / 256 hp2011–2016Get Quote
Land RoverDiscovery 44.4 V8 Petrol4394220 kW / 299 hp2009–2013Get Quote
Land RoverDiscovery 44.0 / 4.6 V8 (Crossover Models)3950 / 4552VariesCrossover ModelsGet Quote

Engine & Drivetrain Services

Engine & Drivetrain Services

Alongside our reconditioned engine range, our Grays workshop delivers the full spectrum of fitting, diagnostic, and drivetrain services your JLR vehicle may need.

Full Engine Rebuilds

Full Engine Rebuilds

Complete strip-down and rebuild of your JLR engine using precision measurement and quality components, restoring lost power, smoothness, and long-term dependability to your vehicle.

Engine Replacement Service

Engine Replacement Service

When a rebuild isn't the right fit, our team sources and fits a fully tested replacement engine, minimising downtime and getting you back on the road with confidence.

Advanced Engine Diagnostics

Advanced Engine Diagnostics

Using dealer-level diagnostic equipment, we accurately pinpoint the root cause of warning lights, power loss, or unusual noises before recommending any repair work.

Timing Chain Replacement

Timing Chain Replacement

Worn timing chains can cause serious engine damage if ignored. We replace chains, tensioners, and guides with precision, protecting your engine from costly future failures.

Head Gasket Replacement

Head Gasket Replacement

A failing head gasket can quickly lead to overheating and coolant loss. Our technicians diagnose and replace gaskets thoroughly, safeguarding engine integrity and performance.

Turbo Repair & Replacement

Turbo Repair & Replacement

From boost loss to unusual whining noises, we diagnose turbo faults accurately and fit quality replacements to restore power delivery and fuel efficiency.

Timing Belt Replacement

Timing Belt Replacement

Scheduled timing belt replacement prevents catastrophic engine failure. We follow manufacturer intervals precisely, keeping your engine's internal components perfectly synchronised and protected.

Engine Swap Specialists

Engine Swap Specialists

Considering an engine upgrade or conversion? Our experienced team plans and executes engine swaps with meticulous attention to compatibility, wiring, and long-term reliability.

Gearbox Replacement & Repair

Gearbox Replacement & Repair

From slipping gears to complete transmission failure, we diagnose and replace gearboxes with genuine care, restoring smooth, confident drivetrain performance to your vehicle.

DPF Replacement Service

DPF Replacement Service

Blocked or failing diesel particulate filters affect performance and emissions. We diagnose the underlying cause and fit quality replacement DPF units correctly first time.

Clutch Replacement Service

Clutch Replacement Service

Struggling with a slipping or noisy clutch? Our specialists replace clutch assemblies with precision, restoring smooth engagement and confident control on every journey.

Major Service Package

Major Service Package

Our comprehensive major service covers fluids, filters, belts, and a full vehicle inspection, keeping your Range Rover or Land Rover running safely and reliably for miles ahead.

engine
DISCOVERY 4 DIESEL SUPPORT

LAND ROVER DISCOVERY 4 ENGINE SUPPORT

Land Rover Discovery 4 owners use our Grays, Essex workshop for engine diagnostics, rebuilds, replacement advice, and model-specific repair planning.

Land Rover Discovery 4 commonly uses 3.0 TDV6, 3.0 SDV6, and selected petrol Discovery 4 engines, and we investigate faults involving crankshaft-related failure, timing wear, injector problems, and turbocharger stress before major work is approved.

Our workshop approach is built around dealing with one of the most commonly searched Land Rover diesel platforms for rebuild and replacement work, helping customers choose a repair route that suits the model rather than a generic engine fix.

LAND ROVER DISCOVERY 4 ENGINE REBUILD

We use inspection, testing, and careful parts matching to decide whether Land Rover Discovery 4 is best suited to repair, rebuild, or replacement engine work.

Where appropriate we rebuild with genuine, OEM, or upgraded components to improve reliability on Land Rover Discovery 4 engines and address repeat-failure areas.

The result is improved durability, cleaner torque delivery, and better confidence on a high-value Discovery 4, with cleaner running and a more durable long-term solution for Land Rover Discovery 4 owners.

engine
SDV6 RELIABILITY PLANNING

COMMON ENGINE QUESTIONS

Straight Answers, No Jargon

A Discovery 4 SDV6 engine rebuild typically takes 12 to 18 working days. This comprehensive restoration includes complete strip-down, precision machining, modern ECU diagnostics, and extensive performance testing.

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VISIT OUR WORKSHOP

One workshop, easy to reach from the A13, M25, and Dartford Crossing.

RR Engine Works

Specialist Garage

Unit 1 Hedley Ave, Grays, Essex RM20 4EL

Opening Hours

Monday – Friday: 9:00 AM – 6:00 PM

Saturday: 7:00 AM – 2:00 PM

Sunday: Closed

Contact Details

[email protected]
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