What are the signs of head gasket failure in a Land Rover Discovery Rover V8-

Early signs include unexplained coolant loss, white smoke from the exhaust, or oil turning milky.

Can I upgrade my Land Rover Discovery Rover V8 from a 4.0L to a 4.6L-

Yes, specialist conversion engines are available, but they require full compatibility verification.

How long does a Land Rover Discovery Rover V8 engine supply and fit take-

A professional supply and fit service for a classic Rover V8 typically takes 2 to 4 days.

LAND ROVER DISCOVERY ROVER V8 SPECIALISTS

Land Rover Discovery Rover V8 Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Land Rover Discovery Rover V8 engine specialists. Compare prices on reconditioned, rebuilt and used engines to secure the best supply and fit solution for your vehicle.

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12-Month Warranty

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100+ Suppliers

Land Rover Discovery Rover V8 Engine

from£3,500 to £5,500...

Usedfrom £800
Reconditionedfrom £2,500
Common codes3.9L Rover V8, 4.0L Rover V8, 4.6L Rover V8

Land Rover discovery Rover V8 Used Engine — 3.9L Rover V8

Land Rover discoveryUsed Engine — 3.9L Rover V8

Land Rover discovery Rover V8 Reconditioned Engine — 3.9L Rover V8

Land Rover discoveryReconditioned Engine — 3.9L Rover V8

Land Rover discovery Rover V8 Rebuilt Engine — 3.9L Rover V8

Land Rover discoveryRebuilt Engine — 3.9L Rover V8

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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 Discovery Rover V8 Engine History & Specs at a Glance

When the Rover V8 was introduced to the Discovery range, it brought V8 smoothness and robust low-end torque to the iconic 4x4. Its engine lineage spans the classic Series 1 and Series 2 generations, evolving in displacement to meet performance and emissions demands.

1994
3.9L Rover V8, 3.9L Petrol, 182hp (Introduction of the V8 to the Discovery Series 1, offering improved refinement and towing capability over the 4-cylinder diesels).
1998
4.0L Rover V8, 4.0L Petrol, 185hp (Series 2 launch, featuring revised engine management, improved emissions compliance, and a slightly higher compression ratio).
1998
4.6L Rover V8, 4.6L Petrol, 220hp (Top-tier Series 2 option, featuring increased displacement, revised cylinder heads, and significantly higher power output for flagship trims).

Every engine fitted to the Land Rover Discovery Rover V8 is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Land Rover Discovery Rover V8 Engine Codes Specifications & Replacement Cost

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

3.9L Rover V8 — 3.9L Petrol (1994-1998)

Power Output: 182hp
Years Fitted: 1994-1998

Can’t find your exact engine code?-> Get quotes for 3.9L Rover V8 Land Rover Discovery Rover V8 engine replacement

-> Get quotes for 3.9L Rover V8 Land Rover Discovery Rover V8 engine replacement

Common failure points and repair options

Head Gasket Failure & Overheating

Affected: Land Rover Discovery Rover V8 (3.9L, 4.0L, 4.6L, 1994-2004)
Typical failure mileage: 80,000-120,000+ miles

Root cause

Ageing composite head gaskets combined with inadequate cooling system maintenance (e.g., failed viscous fan couplings or clogged radiators) lead to thermal expansion and gasket breach.

Repair options

Repair tier	Dealer price	Specialist price
Minor/Preventative (Head gasket + cooling system overhaul)	£1,500-£2,500	£800-£1,500
Full Replacement - rebuilt/reconditioned engine	£5,500-£7,500	£3,500-£5,500 [ESTIMATED]

Our recommendation

If the issue is strictly an early-stage cooling system fault, a specialist cooling system overhaul with upgraded MLS head gaskets is the most cost-effective fix. However, if the engine has suffered catastrophic overheating, warped heads, or block damage, a fully rebuilt unit with all known vulnerabilities addressed is the safest long-term choice for a classic Discovery.

-> Compare rebuilt 4.6L Rover V8 Land Rover Discovery Rover V8 engine prices

Don't Let Engine Failure Write Off Your Land Rover Discovery Rover V8

Protect your investment with a rebuilt engine that includes upgraded components, a comprehensive 12-month unlimited mileage warranty, and nationwide supply & fit delivery. Comparing specialist quotes ensures you avoid main dealer premiums while securing precision engineering for your classic Discovery.

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FAQ

Land Rover Discovery Rover V8 Engine ReplacementFrequently Asked Questions

Everything Land Rover Discovery Rover V8 owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

A reconditioned or rebuilt Rover V8 engine for the Land Rover Discovery Rover V8 typically ranges from £2,500 to £5,500 for supply only, depending on the specific displacement (3.9L, 4.0L, or 4.6L) and condition.

Rebuilt units include upgraded MLS head gaskets and a warranty.
Supply and fit labour will add approximately £800-£1,500 depending on the workshop.

-> Compare Land Rover Discovery Rover V8 engine replacement quotes today.

Yes, given the rising collector value of well-maintained Series 1 and Series 2 Discoveries (typically £5,000-£12,000+), a rebuilt engine is a financially sound investment.

A rebuilt unit restores factory reliability and includes a 12-month warranty.
It is significantly more cost-effective than selling a non-running vehicle at a steep discount.

-> View rebuilt Land Rover Discovery Rover V8 engine options.

Why Choose Us

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Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that every quote you receive is precisely matched to your Land Rover Discovery Rover V8 and its specific engine code, connecting you directly with vetted UK specialists who understand classic Discovery restorations and replacements.

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