Land Rover Defender 110 TD5 Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Land Rover Defender 110 TD5 engine specialists. Compare prices on reconditioned, rebuilt and used engines to ensure a reliable and cost-effective replacement for your vehicle.
Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
From £3,500 to £5,500 [THIRD-PARTY]
Used from £1,000 · Reconditioned from £2,500 · Common codes: TD5 10P, TD5 15P
From £1,000
Tested, bare/short engine
From £2,500
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 Defender 110 TD5 specialists.
3 Simple Steps3 Simple Stepsto Finding the Best Land Rover Defender 110 TD5 Replacement Engineto Finding the Best Land Rover Defender 110 TD5 Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryLand Rover Defender 110 TD5 - Engine History & Specs at a Glance
When the TD5 launched in the Defender 110, it replaced the naturally aspirated 300Tdi, bringing electronic fuel injection and improved refinement while retaining the legendary off-road durability of the classic chassis.
Variant HistoryLand Rover Defender 110 TD5 - Engine History & Specs at a Glance
When the TD5 launched in the Defender 110, it replaced the naturally aspirated 300Tdi, bringing electronic fuel injection and improved refinement while retaining the legendary off-road durability of the classic chassis.
Land Rover Defender 110 TD5
Fuel TypeDiesel
Engine Size Range2.5L (2495cc)
Power Output Range122hpEngine History Timeline
TD5 10P 2.5L, 122hp (Initial launch with electronic injection; later known for plastic dowel head gasket vulnerabilities)
TD5 15P 2.5L, 122hp (Major revision introducing steel head locating dowels and a revised injector loom to prevent ECU oil contamination)
End of TD5 production for the classic Defender 110 replaced by the Ford-sourced 2.4 TDCi (244DT) Puma engine.
Key Specs Snapshot
Fuel TypeDieselEngine Size Range2.5L (2495cc)Power Output Range122hpYears Produced1998-2006Every engine fitted to the Land Rover Defender 110 TD5 is covered below, with UK rebuilt pricing and known failure points.
Land Rover Defender 110 TD5 Engine Codes - Specifications & Replacement CostLand Rover Defender 110 TD5 Engine Codes - Specifications & Replacement Cost
2.5L Diesel (1998-2001)
Power Output122hpYears Fitted1998-2001
Compatible Trim Levels
- Defender 110 Base
- Defender 110 County
- Defender 110 XS
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£1,000-£2,500 [THIRD-PARTY]
Reconditioned
Addressed known issues, tested
£2,500-£4,500 [THIRD-PARTY]
Rebuilt
Full teardown, upgraded internals
£3,500-£5,500 [THIRD-PARTY]
Common Failure
Head gasket failure due to the use of plastic locating dowels, which can shear under thermal stress, alongside injector loom degradation leading to oil contamination in the ECU.
The Land Rover Defender 110 TD5 is celebrated for its torque and mechanical simplicity, but two well-documented design flaws require attention. The TD5 10P and 15P engines dominate replacement demand for this era, primarily due to head gasket and injector loom failures. Rebuilt engines through EnginesMarket include upgraded components addressing these original failure points, plus a minimum 12-month unlimited-mileage warranty.
Why the Land Rover Defender 110 TD5 (10P) Head Gasket Fails Prematurely
Affected Vehicles
Land Rover Defender 110 TD5 (TD5 10P, 1998-2001)
Typical Failure Mileage
80,000-120,000 miles
Root Cause
The early TD5 10P used plastic locating dowels between the block and cylinder head. Under thermal stress, these can shear, allowing the head to shift and blow the head gasket.
Why It Happens
The early TD5 10P used plastic locating dowels between the block and cylinder head. Under thermal stress, these can shear, allowing the head to shift and blow the head gasket.
Dealer (parts + labour)
£1,200-£1,800
Specialist (parts + labour)
£800-£1,200
What it involves
Stripping the top end, machining the head, fitting steel dowels and a new gasket.
Suitability
Viable if the block and head are not warped or cracked.
1 - 2 daysDealer (parts + labour)
£4,500-£6,500
Specialist (parts + labour)
£3,500-£5,500
What it involves
Supply & fit of a fully rebuilt TD5 with steel dowels as standard, plus 12-month warranty.
Suitability
Recommended for high-mileage units or if overheating has caused secondary 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 |
|---|---|---|---|---|---|
 Head Gasket Replacement (with steel dowel upgrade) Minor | £1,200-£1,800 | £800-£1,200 | Stripping the top end, machining the head, fitting steel dowels and a new gasket. | Viable if the block and head are not warped or cracked. | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £4,500-£6,500 | £3,500-£5,500 | Supply & fit of a fully rebuilt TD5 with steel dowels as standard, plus 12-month warranty. | Recommended for high-mileage units or if overheating has caused secondary damage. | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
A typical Land Rover Defender 110 TD5 (1998-2006) currently holds a value of £8,000-£25,000+ in the UK, depending on specification and condition [THIRD-PARTY]. This places most examples in the £8,000-£15,000 or £15,000+ bands, meaning a £3,500-£5,500 rebuilt engine replacement is typically a small fraction of the vehicle's worth and is highly recommended to preserve the asset. Flag: Safe.
Our Recommendation
Our Recommendation
If the engine has high mileage or shows signs of overheating, a full rebuild with a steel-dowel modified head gasket setup is the most reliable long-term solution. A simple gasket swap on an aged 10P block risks repeat failure.
Don't Let Engine Failure Write Off Your Land Rover Defender 110 TD5
Protect your classic investment with a rebuilt engine that addresses the TD5's known weaknesses. Every engine supplied through our network features upgraded components, comes with a minimum 12-month unlimited mileage warranty, and is available with nationwide supply and fit to get your Defender back on the trail.
Compare rebuilt TD5 10P Land Rover Defender 110 TD5 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 Defender 110 TD5. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier.
Land Rover Defender 110 TD5 Engine ReplacementFrequently Asked Questions
Question 1How much does a Land Rover Defender 110 TD5 engine replacement cost-
A fully rebuilt Land Rover Defender 110 TD5 engine typically costs between £3,500 and £5,500 for supply only, with supply and fit packages ranging from £4,500 to £6,500 depending on the specialist.
- Supply-only rebuilt: £3,500-£5,500 [THIRD-PARTY]
- Supply & fit: £4,500-£6,500 [THIRD-PARTY]
- Always ensure the quote includes a minimum 12-month warranty.
Question 2What are the signs of head gasket failure in a Land Rover Defender 110 TD5-
The early TD5 10P is prone to head gasket issues due to plastic locating dowels. Early warning signs include white smoke from the exhaust, unexplained coolant loss, oil that looks like mayonnaise under the filler cap, or overheating under load.
- Check for coolant loss without visible external leaks.
- Monitor for white exhaust smoke on startup.
- Inspect the oil filler cap for emulsified oil.
Question 3What is the difference between the TD5 10P and TD5 15P engines-
The primary difference lies in reliability upgrades introduced during production. The TD5 10P used plastic head locating dowels, which were prone to shearing, while the TD5 15P introduced steel locating dowels and a revised injector loom design.
- TD5 15P is generally considered more robust.
- Both engines share the same 2.5L displacement and 122hp output.
- Rebuilt engines for both codes now include steel dowels as standard.
Question 4Is it worth replacing the engine in a classic Land Rover Defender 110 TD5-
Yes, investing in a rebuilt engine is financially sound for most owners. With classic Land Rover Defender 110 values currently ranging from £8,000 to over £25,000 depending on specification, a replacement preserves the vehicle's value and provides a reliable, warrantied powertrain.
- Classic Defender values easily absorb rebuild costs.
- A rebuilt engine resets the mechanical lifespan.
- Upgraded components prevent repeat failures.
Question 5How long does a Land Rover Defender 110 TD5 engine replacement take-
A standard supply and fit service for a Land Rover Defender 110 TD5 typically takes 2 to 3 days at a specialist workshop. This includes removing the old unit, preparing the replacement, installation, and initial running-in checks.
- Removal and installation: 1-2 days.
- Fluid top-up and system bleeding: 0.5 days.
- Always confirm turnaround times with your chosen specialist.
Why Choose UsCompare Land Rover Defender 110 TD5Engine PricesToday
500+ Classic Defender engines supplied through our network
12-Month Warranty on every rebuilt Land Rover Defender 110 TD5 engine
Nationwide UK delivery
supply & fit available
Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that the quotes you receive are specifically matched to your exact Land Rover Defender 110 TD5 and its unique engine code, connecting you directly with vetted UK specialists who understand classic 4x4s.
Enter your registration
and get matched with verified Land Rover Defender 110 TD5 specialists.