Land Rover Discovery 5.0 V8 Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Land Rover Discovery 5.0 V8 engine specialists. Compare prices on reconditioned, rebuilt and used engines to secure a reliable, warranty-backed powertrain solution for your premium 4x4.
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
From £8,000 to £12,000 [EM-QUOTE]
Used from £3,000 · Reconditioned from £5,500 · Common codes: 508PN, AJ133
From £3,000
Tested, bare/short engine
From £5,500
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
Secure enquiry - no spam, no pressure. Genuine quotes only from vetted UK Land Rover Discovery 5.0 V8 specialists.
3 Simple Steps3 Simple Stepsto Finding the Best Land Rover Discovery 5.0 V8 Replacement Engineto Finding the Best Land Rover Discovery 5.0 V8 Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryLand Rover Discovery 5.0 V8 - Engine History & Specs at a Glance
The 5.0-litre V8 brought formidable, refined power to the Land Rover Discovery lineup, marking a significant leap in performance and smoothness over previous V8 iterations and cementing its status as a premium family 4x4.
Variant HistoryLand Rover Discovery 5.0 V8 - Engine History & Specs at a Glance
The 5.0-litre V8 brought formidable, refined power to the Land Rover Discovery lineup, marking a significant leap in performance and smoothness over previous V8 iterations and cementing its status as a premium family 4x4.
Land Rover Discovery 5.0 V8
Fuel TypePetrol
Engine Size Range5.0L (4999cc)
Power Output Range375hp (508PN) to 510hp (AJ133 Supercharged)Engine History Timeline
508PN engine code introduced 5.0L, 375hp (Naturally aspirated V8 replacing the older 4.4L V8 in the Discovery 4 L319, offering improved refinement and power)
Revised timing chain tensioners and updated coolant crossover pipe materials introduced to address early-generation thermal wear concerns.
Final model year for the 5.0 V8 in the mainstream UK Discovery lineup preceding the industry-wide shift to forced-induction V6 powertrains in the subsequent generation.
Key Specs Snapshot
Fuel TypePetrolEngine Size Range5.0L (4999cc)Power Output Range375hp (508PN) to 510hp (AJ133 Supercharged)Years Produced2010-2016Every engine fitted to the Land Rover Discovery 5.0 V8 is covered below, with UK rebuilt pricing and known failure points.
Land Rover Discovery 5.0 V8 Engine Codes - Specifications & Replacement CostLand Rover Discovery 5.0 V8 Engine Codes - Specifications & Replacement Cost
5.0L Petrol (2010-2016)
Power Output375hpYears Fitted2010-2016
Compatible Trim Levels
- Discovery 4 HSE
- Discovery 4 HSE Luxury
- Discovery 4 XS (5.0 V8 options)
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£3,000-£5,500
Reconditioned
Addressed known issues, tested
£5,500-£9,000
Rebuilt
Full teardown, upgraded internals
£8,000-£12,000
Common Failure
Timing chain tensioner wear and coolant leaks from plastic crossover pipes, typically occurring between 60,000 and 100,000 miles.
The Land Rover Discovery 5.0 V8 delivers exceptional performance, but its complex architecture has documented vulnerabilities. Rebuilt engines sourced through EnginesMarket include upgraded components addressing these original failure points, backed by a minimum 12-month unlimited-mileage warranty.
Why the Land Rover Discovery 5.0 V8 508PN / AJ133 Wears Prematurely
Affected Vehicles
Land Rover Discovery 5.0 V8 (508PN / AJ133, 2010-2016)
Typical Failure Mileage
60,000-100,000 miles
Root Cause
Plastic coolant crossover pipes become brittle under sustained thermal stress, while early timing chain tensioners can wear, leading to chain stretch and potential catastrophic internal engine failure.
Why It Happens
Plastic coolant crossover pipes become brittle under sustained thermal stress, while early timing chain tensioners can wear, leading to chain stretch and potential catastrophic internal engine failure.
Dealer (parts + labour)
£1,200-£2,000
Specialist (parts + labour)
£800-£1,500
What it involves
Coolant pipe replacement, tensioner inspection, and software updates
Suitability
Suitable for early-stage seepage or minor rattling without catastrophic chain stretch
1 - 2 daysDealer (parts + labour)
£12,000-£16,000
Specialist (parts + labour)
£8,000-£12,000
What it involves
Supply & fit, upgraded tensioners and cooling components, 12-month warranty
Suitability
The definitive solution for catastrophic failure, severe chain stretch, or block damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Minor/Preventative Minor | £1,200-£2,000 | £800-£1,500 | Coolant pipe replacement, tensioner inspection, and software updates | Suitable for early-stage seepage or minor rattling without catastrophic chain stretch | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £12,000-£16,000 | £8,000-£12,000 | Supply & fit, upgraded tensioners and cooling components, 12-month warranty | The definitive solution for catastrophic failure, severe chain stretch, or block damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
A typical Land Rover Discovery 5.0 V8 in good condition currently holds a UK market value of approximately £6,000 to £18,000 [THIRD-PARTY], depending on mileage, specification, and model year. - Vehicle worth under ~£5,000: repair or used engine typically makes more sense than a full rebuilt unit. - Vehicle worth ~£5,000-£8,000: evaluate both; reconditioned is viable if keeping the car 2+ years. - Vehicle worth ~£8,000-£15,000: reconditioned/rebuilt usually justifies the premium via warranty and reliability. - Vehicle worth £15,000+: replacement cost is typically small relative to vehicle value. Note: For sub-£8,000 examples, a full rebuilt engine cost (£8,000+) may approach or exceed the vehicle's current market value. Evaluate scrap or part-exchange value carefully before committing to a full rebuild.
Our Recommendation
Our Recommendation
If your Discovery 5.0 V8 is exhibiting early signs of coolant seepage or minor timing chain rattle, a targeted preventative repair is highly cost-effective. However, if the engine has suffered from prolonged overheating or confirmed chain stretch, a full rebuilt unit with upgraded components is the only reliable long-term solution to protect your investment.
Don't Let Engine Failure Write Off Your Land Rover Discovery 5.0 V8
Protect your premium 4x4 investment by comparing quotes from vetted UK specialists. Every replacement engine sourced through our network features upgraded components to resolve known 5.0 V8 weaknesses, backed by a minimum 12-month unlimited mileage warranty and nationwide delivery options. Avoid main dealer premiums and secure a reliable, cost-effective solution today.
Compare rebuilt 508PN Land Rover Discovery 5.0 V8 engine prices
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant Information
Important Information
"All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EnginesMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Land Rover Discovery 5.0 V8. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Land Rover Discovery 5.0 V8 Engine ReplacementFrequently Asked Questions
Question 1How much does a Land Rover Discovery 5.0 V8 engine replacement cost-
A full rebuilt Land Rover Discovery 5.0 V8 engine typically costs between £8,000 and £12,000 for supply only. Reconditioned units start around £5,500, while used engines can be found from £3,000. Prices vary based on whether you choose supply-only or a full supply and fit service.
- Rebuilt engines include upgraded timing chain and cooling components.
- Supply and fit adds approximately £975-£1,300 in specialist labour.
- All rebuilt options include a 12-month unlimited mileage warranty.
Question 2What are the signs of timing chain failure in a Land Rover Discovery 5.0 V8-
Early warning signs include a distinct metallic rattling noise from the engine bay during cold starts, which may fade as the oil warms up. You might also experience coolant loss, overheating warnings, or rough idling due to incorrect valve timing.
- Monitor for unusual engine noises, especially on startup.
- Check coolant levels regularly for unexplained drops.
- Address warning lights immediately to prevent catastrophic internal damage.
Question 3Is it worth replacing the engine in a Land Rover Discovery 5.0 V8-
Yes, for well-maintained, higher-value examples. A Land Rover Discovery 5.0 V8 in good condition holds a value of £8,000 to £18,000+. Investing £8,000-£12,000 in a rebuilt engine with a 12-month warranty is financially viable and protects the vehicle's premium status.
- Rebuilt engines resolve known 5.0 V8 design vulnerabilities.
- Warranty coverage provides long-term peace of mind.
- Preserves the vehicle's capability and resale value.
Question 4What is the difference between the 508PN and AJ133 engine codes in the Discovery-
The 508PN is the naturally aspirated 5.0-litre V8 (375hp) most commonly fitted to the UK Discovery 4. The AJ133 is the supercharged variant (510hp), which is less common in the Discovery but shares the same core architecture and vulnerability profile regarding timing chains and cooling systems.
- 508PN: Naturally aspirated, 375hp, standard Discovery 4 HSE/Luxury.
- AJ133: Supercharged, 510hp, rare UK variants or specific market imports.
- Both require strict adherence to premium fuel and specific oil specifications.
Question 5How long does a Land Rover Discovery 5.0 V8 engine replacement take-
A professional supply and fit service for a Land Rover Discovery 5.0 V8 typically takes 3 to 5 working days due to the complexity of the V8 installation and ancillary systems. This includes removal, thorough cleaning, installation, and comprehensive software calibration.
- Nationwide delivery of the engine usually takes 1-2 days.
- Specialist workshops handle the full installation and ECU mapping.
- Road testing and fluid checks are completed before handover.
Why Choose UsCompare Land Rover Discovery 5.0 V8Engine PricesToday
500+ Land Rover Discovery 5.0 V8 engines supplied through our network
12-Month Warranty on every rebuilt Land Rover Discovery 5.0 V8 engine
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