Land Rover Defender 110 P300 Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Land Rover Defender 110 P300 engine specialists and compare prices on reconditioned, rebuilt and used engines. Our vetted network covers every 204PT Ingenium petrol unit fitted to the Defender 110 P300.
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From £4,200 to £6,500 [EM-QUOTE]
Used from £1,500 · Reconditioned from £3,000 · Common codes: 204PT, AJ200P
From £1,500
Tested, bare/short engine
From £3,000
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain

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3 Simple Steps3 Simple Stepsto Finding the Best Land Rover Defender 110 P300 Replacement Engineto Finding the Best Land Rover Defender 110 P300 Replacement Engine
Most replacements completed within 3-5 days.
Land Rover Defender 110 P300 - Engine History & Specs at a Glance
When the all-new L663 Land Rover Defender 110 launched in 2020, the P300 badge marked the entry-level petrol option - a 2.0-litre turbocharged Ingenium four-cylinder delivering 300 PS to the long-wheelbase 4x4.

Land Rover Defender 110 P300 - Engine History & Specs at a Glance
When the all-new L663 Land Rover Defender 110 launched in 2020, the P300 badge marked the entry-level petrol option - a 2.0-litre turbocharged Ingenium four-cylinder delivering 300 PS to the long-wheelbase 4x4.
Land Rover Defender 110 P300
Engine History Timeline
Introduction of the 204PT / AJ200P 2.0L turbocharged inline-4 petrol engine (300 PS / 296 hp 400 Nm) in the L663 Defender 110 P300, paired with an 8-speed ZF automatic and permanent four-wheel drive.
2023 - Minor engine management software updates to improve throttle response and cold-start emissions; no mechanical changes to the 204PT unit.
present - Continued production alongside the P400 inline-six and P525 V8 petrol options; the Land Rover Defender 110 P300 remains the most affordable petrol variant in the range.
Key Specs Snapshot
Every engine fitted to the Land Rover Defender 110 P300 is covered below, with UK rebuilt pricing and known failure points.
Land Rover Defender 110 P300 Engine Codes - Specifications & Replacement CostLand Rover Defender 110 P300 Engine Codes - Specifications & Replacement Cost
2.0L Turbocharged Petrol (2020-present)
Compatible Trim Levels
- Defender 110 P300 S
- Defender 110 P300 SE
- Defender 110 P300 X-Dynamic S
- Defender 110 P300 X-Dynamic SE

Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£1,500-£2,800 [EM-QUOTE]
Reconditioned
Addressed known issues, tested
£3,000-£5,000 [EM-QUOTE]
Rebuilt
Full teardown, upgraded internals
£4,200-£6,500 [EM-QUOTE]
Common Failure
Cooling system component degradation - particularly water pump failure and thermostat housing leaks - is a commonly reported issue on the 204PT Ingenium petrol, typically emerging after 60,000-120,000 miles. Occasional timing chain stretch has also been documented at higher mileages [THIRD-PARTY - Parkers / JLR specialist forums].


The 2.0-litre Ingenium petrol (204PT) in the Land Rover Defender 110 P300 is generally more reliable than its diesel Ingenium siblings, but cooling system wear and occasional timing chain stretch remain the dominant replacement drivers. Rebuilt Land Rover Defender 110 P300 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 P300 204PT Overheats
Affected Vehicles
Land Rover Defender 110 P300 (204PT / AJ200P, 2020-present)
Typical Failure Mileage
60,000-120,000 miles
Root Cause
The plastic-composite water pump housing and thermostat assembly degrade under sustained thermal cycling, leading to coolant seepage that can escalate to overheating if undetected.
Why It Happens
The plastic-composite water pump housing and thermostat assembly degrade under sustained thermal cycling, leading to coolant seepage that can escalate to overheating if undetected.
Dealer (parts + labour)
£700-£1,200
Specialist (parts + labour)
£400-£800
What it involves
Replace water pump, thermostat housing and coolant hoses with upgraded components.
Suitability
Highly effective if caught before overheating damage; restores cooling integrity for 60k+ miles.
Dealer (parts + labour)
£6,000-£9,000
Specialist (parts + labour)
£4,200-£6,500 [EM-QUOTE]
What it involves
Supply and fit of a rebuilt 204PT with upgraded cooling components, 12-month warranty.
Suitability
The right call if the engine has already suffered thermal damage such as a warped cylinder head.
| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
Preventative Cooling Refresh Minor | £700-£1,200 | £400-£800 | Replace water pump, thermostat housing and coolant hoses with upgraded components. | Highly effective if caught before overheating damage; restores cooling integrity for 60k+ miles. | |
Full Replacement - rebuilt/reconditioned engine Best Value | £6,000-£9,000 | £4,200-£6,500 [EM-QUOTE] | Supply and fit of a rebuilt 204PT with upgraded cooling components, 12-month warranty. | The right call if the engine has already suffered thermal damage such as a warped cylinder head. |
Vehicle Value Check
Vehicle Value Check
A typical Land Rover Defender 110 P300 of relevant age (2020-present) currently holds a UK market value of approximately £35,000-£55,000 [THIRD-PARTY - Auto Trader / Cazoo market observations]. At this value band, a reconditioned or rebuilt engine replacement is a small fraction of the vehicle's worth and easily justifies the investment to preserve performance and resale value.
Our Recommendation
Our Recommendation
If your Land Rover Defender 110 P300 is showing minor coolant loss but has not overheated, a preventative water pump and thermostat refresh by a JLR specialist is the most cost-effective route and can extend the engine's life significantly. Only pursue full replacement if thermal damage has already occurred.

Don't Let Engine Failure Write Off Your Land Rover Defender 110 P300
Whether it is a cooling system leak or a timing chain rattle, addressing issues early keeps your Land Rover Defender 110 P300 on the road and protects its strong resale value. If replacement is necessary, EnginesMarket connects you with vetted specialists offering rebuilt 204PT engines with upgraded components, a minimum 12-month unlimited-mileage warranty and nationwide delivery - saving you from main dealer premiums.
Compare rebuilt 204PT Land Rover Defender 110 P300 engine prices
Important 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 P300. 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 P300 Engine ReplacementFrequently Asked Questions
Question 1How much does a Land Rover Defender 110 P300 engine replacement cost-
A rebuilt 204PT engine for the Land Rover Defender 110 P300 typically costs £4,200-£6,500 supply-only through our specialist network, while reconditioned units start around £3,000 and used engines from £1,500. Supply and fit packages add labour on top, but remain significantly cheaper than main dealer pricing.
-> Compare Land Rover Defender 110 P300 engine replacement quotes today.Question 2What are the signs of a failing 204PT engine in a Land Rover Defender 110 P300-
The most common early warnings in the Land Rover Defender 110 P300 are unexplained coolant loss, a sweet smell from the engine bay, or a rattling noise on cold starts pointing to timing chain wear. You should also watch for illuminated temperature warning lights or white exhaust smoke.
-> If you notice these symptoms, get your Land Rover Defender 110 P300 checked by a specialist immediately.Question 3Is it worth replacing the engine in a Land Rover Defender 110 P300-
Yes. A typical Land Rover Defender 110 P300 holds a UK market value of £35,000-£55,000, making a £4,200-£6,500 rebuilt engine a financially sound investment that preserves the vehicle's performance, reliability and strong resale value for years to come.
-> Secure your Land Rover Defender 110 P300's future with a rebuilt engine quote.Question 4How long does a Land Rover Defender 110 P300 engine replacement take-
A professional supply and fit service for a Land Rover Defender 110 P300 typically takes 2-4 days depending on specialist workload and whether ancillary components such as the cooling system are being upgraded at the same time. Sourcing a quality rebuilt 204PT unit may add a few days.
-> Book your Land Rover Defender 110 P300 supply and fit appointment now.Question 5What is the difference between the Land Rover Defender 110 P300 and the P400 engine-
The Land Rover Defender 110 P300 uses a 2.0-litre turbocharged inline-4 petrol engine (204PT) producing 300 PS, while the P400 uses a 3.0-litre inline-6 mild-hybrid petrol (306PS) producing 400 PS. The P300 is lighter and more affordable to maintain; the P400 offers greater torque and refinement.
-> Find the right engine for your Land Rover Defender 110 by checking compatibility.Compare Land Rover Defender 110 P300Engine PricesToday
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