Land Rover 90 TD5 Specialists

Land Rover Defender 90 TD5 Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Land Rover Defender 90 TD5 engine specialists. Compare prices on reconditioned, rebuilt and used engines to secure a reliable, warranty-backed powertrain solution for your classic 4x4.

Supply & Fit Available

12-Month Warranty

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100+ Suppliers

Land Rover Defender 90 TD5 Engine

from£3,500 to £5,500...

Usedfrom £800
Reconditionedfrom £2,500
Common codes10P, 15P

Land Rover defender-90 TD5 Used Engine — 10P

Land Rover defender-90Used Engine — 10P

Land Rover defender-90 TD5 Reconditioned Engine — 10P

Land Rover defender-90Reconditioned Engine — 10P

Land Rover defender-90 TD5 Rebuilt Engine — 10P

Land Rover defender-90Rebuilt Engine — 10P

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How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Land Rover Defender 90 TD5 Engine History & Specs at a Glance

Launched in 1998, the Land Rover Defender 90 TD5 brought electronic fuel injection and refined low-end torque to the iconic short-wheelbase 4x4, replacing the naturally aspirated 300Tdi. Its 2.5-litre inline-five diesel remained the sole powerplant for this variant until the Puma generation update in 2007.

1998
10P engine code introduced, 2.5L, 122hp (replaced 300Tdi with electronic management and improved refinement)
2002
15P engine code introduced, 2.5L, 122hp (updated with steel head locating dowels and a revised injector harness to address early reliability concerns)
2006
Final model year for the classic Land Rover Defender 90 TD5 before the 2007 Puma (2.4 TDCi) generation took over

Every engine fitted to the Land Rover Defender 90 TD5 is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Land Rover Defender 90 TD5 Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

10P — 2.5L Diesel (1998-2002)

Power Output: 122hp
Years Fitted: 1998-2002

Can’t find your exact engine code?-> Get quotes for 10P Land Rover Defender 90 TD5 engine replacement

-> Get quotes for 10P Land Rover Defender 90 TD5 engine replacement

Common Problems

Land Rover Defender 90 TD5 Engine Problems Repair Cost vs Replacement

The Land Rover Defender 90 TD5 is a robust workhorse, but its 2.5-litre inline-five diesel has two well-documented Achilles heels: head gasket failure and ECU oil contamination. Rebuilt engines sourced through EnginesMarket include upgraded components, such as steel locating dowels and revised wiring harnesses, specifically addressing these original failure points, backed by a minimum 12-month unlimited-mileage warranty.

Common failure points and repair options

Head Gasket Failure

Affected: Land Rover Defender 90 TD5 (10P, 1998-2002)
Typical failure mileage: 80,000-120,000 miles

Root cause

The original plastic head locating dowels shear under thermal stress, allowing the cylinder head to lift and the gasket to fail, often resulting in coolant loss and white smoke.

Repair options

Repair tier	Dealer price	Specialist price
Minor/Preventative	£800-£1,200	£500-£800
Full Replacement - rebuilt/reconditioned engine	£5,000-£7,000	£3,500-£5,500

Our recommendation

If your ECU is intact, replacing the injector loom is a highly cost-effective preventative measure. However, if the head gasket has failed and the engine has overheated, a full rebuilt unit with upgraded steel dowels is the only reliable long-term solution to prevent recurrence.

Injector Loom Oil Leak

Affected: Land Rover Defender 90 TD5 (10P and early 15P, 1998-2004)
Typical failure mileage: 60,000-100,000 miles

Root cause

The injector wiring harness insulation degrades, allowing engine oil to wick up the copper strands directly into the Engine Control Unit (ECU), causing electrical shorts and no-start conditions.

Repair options

Repair tier	Dealer price	Specialist price
Minor/Preventative	£400-£700	£250-£450
Full Replacement - rebuilt/reconditioned engine	£5,000-£7,000	£3,500-£5,500

Our recommendation

-> Compare rebuilt 10P/15P Land Rover Defender 90 TD5 engine prices

Don't Let Engine Failure Write Off Your Land Rover Defender 90 TD5

Protect your classic 4x4 investment by comparing quotes from vetted UK specialists. Every replacement engine sourced through our network features upgraded components to resolve known TD5 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 Land Rover Defender 90 TD5 Engine Replacement Prices Now ->

FAQ

Land Rover Defender 90 TD5 Engine ReplacementFrequently Asked Questions

Everything Land Rover Defender 90 TD5 owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

A full rebuilt Land Rover Defender 90 TD5 engine typically costs between £3,500 and £5,500 for supply only. Reconditioned units start around £2,500, while used engines can be found from £800. Prices vary based on the specific engine code and whether you choose supply-only or a full supply and fit service.

Rebuilt engines include upgraded steel dowels.
Supply and fit adds approximately £650-£900 in labour.
All rebuilt options include a 12-month warranty.

-> Compare Land Rover Defender 90 TD5 engine replacement prices today.

Early warning signs include white smoke from the exhaust, unexplained coolant loss, and oil that appears milky or frothy. In severe cases, the shearing of the plastic head dowels causes the cylinder head to lift, leading to a sudden loss of compression and engine misfires.

Check coolant reservoir levels regularly.
Inspect the oil filler cap for mayonnaise-like residue.
Address overheating immediately to prevent block warping.

-> Get quotes for a rebuilt Land Rover Defender 90 TD5 engine if symptoms persist.

Yes, given the current classic vehicle market. A well-maintained Land Rover Defender 90 TD5 holds a value of £8,000 to £18,000+. Investing £3,500-£5,500 in a rebuilt engine with a 12-month warranty is financially viable and protects the appreciating asset value of the vehicle, unlike a cheap used engine with no guarantee.

Rebuilt engines resolve known TD5 design flaws.
Warranty coverage provides long-term peace of mind.
Preserves the vehicle's classic status and resale value.

-> Check your Land Rover Defender 90 TD5 registration for an instant quote.

Both are 2.5-litre, 122hp inline-five diesel engines. The primary difference is that the later 15P (introduced in 2002) features upgraded steel head locating dowels to prevent the head gasket failures common in the earlier 10P. However, both codes remain susceptible to the injector loom oil leak issue.

10P: 1998-2002, requires steel dowel upgrade.
15P: 2002-2006, factory-fitted with steel dowels.
Both require injector loom monitoring.

-> Compare quotes for your specific Land Rover Defender 90 TD5 engine code.

A professional supply and fit service for a Land Rover Defender 90 TD5 typically takes 2 to 3 working days. This includes the removal of the old unit, thorough cleaning of the engine bay, installation of the replacement engine, and comprehensive testing to ensure all systems are functioning correctly.

Nationwide delivery of the engine usually takes 1-2 days.
Specialist workshops handle the full installation.
Road testing and fluid checks are completed before handover.

-> Book your Land Rover Defender 90 TD5 supply and fit appointment today.

Why Choose Us

Compare Land Rover Defender 90 TD5 Engine Prices Today

Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that every quote you receive is tailored specifically to your Land Rover Defender 90 TD5 and its exact engine code, connecting you directly with vetted UK specialists who hold the right parts in stock.

500+500+ Land Rover Defender 90 TD5 engines supplied through our network

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Compare quotes from trusted UK Land Rover Defender 90 TD5 engine specialists with warranty-backed rebuilt, reconditioned and used options nationwide.