

Jaguar S-Type 4.2 V8Engine Rebuild- From £4,500
Specialist Jaguar S-Type 4.2 V8 engine rebuilds and replacements, with registration-based engine matching, nationwide recovery and a 12-month unlimited-mileage warranty
Rated Jaguar Engine Specialists - 1,800+ Engines Rebuilt
Specialist technicians with 10-15 years of experience
12 Month Unlimited-Mileage Warranty
Nationwide Recovery
Free Engine Matching by Registration
AJ-V8 Specialists

Your Jaguar S-Type 4.2 V8 Engine

Vehicle
Jaguar S-Type 4.2 V8
Model
S-Type
Variant
S-Type 4.2 V8
Fuel
Petrol
Engine
AJ-V8 (Naturally Aspirated)
Capacity
4.2L V8
Generation
X200 (1999-2008)
Rebuild From
£4,500
Not sure which engine you have?
Enter your registration below and we'll confirm your exact spec before you get a quote.
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No obligation quote

Jaguar S-Type 4.2 V8Engine Rebuild Price
Starting From £4,500
Engine Code

Rebuild From
£4,500
Generation

1999-2008
Jaguar S-Type 4.2 V8
Variant

4.2L Petrol
AJ-V8 (Naturally Aspirated)
AJ-V8 sits on a single rebuild tier.
Exact price depends on condition and parts required - submit your reg for a fixed-price quote.
Jaguar S-Type 4.2 V8 Timing Chain Stretch
The S-Type 4.2 V8 uses the AJ-V8 engine. Across its production run, this engine is known for timing chain stretch, typically between 80,000-150,000km, signalled by a cold-start rattle. The chain tensioners and guide rails wear alongside the chain. We replace the timing chain, tensioners, guide rails, and gaskets as standard on every AJ-V8 rebuild.
Source: verified via multiple independent sources (AutoDoc, LR Engine Specialists), per VRF-jaguar-s-type.md. This claim applies to the AJ-V8 4.2L engine.
Jaguar S-Type 4.2 V8ENGINE OPTIONS
Every S-Type 4.2 V8 is different. That's why we offer the right solution for your engine, your car and your budget.
REBUILDING YOUR S-TYPE 4.2 V8 ENGINE
Most engine suppliers sell you a used engine of unknown history and hope it matches. We rebuild the engine your S-Type already has instead - strip it down, pressure-test it, and replace every worn or damaged component (timing chain, tensioners, guide rails, and gaskets) with updated OEM parts. You get a near-new engine with a 12-month unlimited-mileage warranty, without the compatibility risk of an unknown used unit. This is the option most S-Type 4.2 V8 owners choose, and it's the one we'd recommend for most situations.
From £4,500RECONDITIONED S-TYPE 4.2 V8 ENGINES
"Reconditioned" is the term many owners search for when they mean the same thing as a rebuild - a full strip-down, inspection, and replacement of worn parts rather than a straight swap. If that's what you're after, our rebuild service is exactly that.
Learn moreREFURBISHED S-TYPE 4.2 V8 ENGINES
Similarly, "refurbished" often describes the same process from a different angle - restoring your existing engine to full working condition rather than replacing it outright. Our rebuild covers this.
Learn moreREMANUFACTURED S-TYPE 4.2 V8 ENGINES
Some owners specifically search for a "remanufactured" engine, expecting a unit rebuilt to original specification with updated components. That's consistent with what our rebuild service delivers.
Learn moreREPLACEMENT S-TYPE 4.2 V8 ENGINES
If your existing engine is beyond economical repair, we also offer full engine replacement and fitting - sourced and fitted by our team, with the same 12-month warranty.
Learn moreUSED S-TYPE 4.2 V8 ENGINES
In some cases, a matched low-mileage used engine is the right call - particularly if you need your car back on the road quickly and your existing engine's damage is extensive. We can source and fit these too, though most owners who ask about used engines end up choosing a rebuild once they understand the compatibility risk a used unit carries. Enter your reg below and we'll talk you through both options honestly.
Learn moreNOT SURE WHICH OPTION IS RIGHT FOR YOU?
Enter your registration below and we'll confirm your engine and talk you through the best solution for your S-Type 4.2 V8, honestly.
Ask About Your OptionsOUR WORKSHOP

01RECOVERY COLLECTION
Jaguar S-Type 4.2 V8 recovered nationwide.

02STRIPPED ENGINE BLOCK
Jaguar S-Type 4.2 V8 [MISSING: engine code not independently confirmed in VRF] engine stripped for inspection.

03TIMING CHAIN REPLACEMENT
Jaguar S-Type 4.2 V8 timing chain and guides replaced.
04TECHNICIANS AT WORK
Jaguar S-Type 4.2 V8 engine rebuild in progress.
05ENGINE TESTING (RIG)
Jaguar S-Type 4.2 V8 [MISSING: engine code not independently confirmed in VRF] tested before dispatch.
06COMPLETED & READY FOR REFIT
Jaguar S-Type 4.2 V8 engine rebuilt to OEM specification.
Real photos from our workshop - not stock imagery. This is what a genuine Jaguar S-Type 4.2 V8 rebuild looks like.
Jaguar S-Type 4.2 V8 ENGINE REBUILD PROCESS
WE COVER YOUREXACT VEHICLE
Enter your registration below and we'll confirm your Jaguar S-Type 4.2 V8 has the right engine, along with an exact rebuild price.
WHY JAGUAR S-Type 4.2 V8 OWNERS CHOOSE US
Engine matched using VIN or registration number - confirms you have the AJ-V8 before you're quoted
Genuine specialist workshop - not a broker
Specialist technicians with 10-15 years of experience
We don't swap your engine for an unknown used unit
Nationwide recovery, workshop rebuild
12 month unlimited-mileage warranty
All engine ancillaries serviced as part of the rebuild
Trade & public enquiries welcome
Dedicated advisor from quote to fit
OUR MOST RECENTJAGUAR RECOVERIES & REBUILDS
Real vehicles brought into our workshop. Open bonnets, stripped blocks, and cars ready for collection - this is what genuine engine work looks like.

Jaguar S-Type 4.2 V8
RECOVERY

Jaguar S-Type 4.2 V8
DIAGNOSTICS

Jaguar S-Type 4.2 V8
STRIPPED ENGINE

Jaguar S-Type 4.2 V8
TIMING CHAIN REPLACEMENT

Jaguar S-Type 4.2 V8
IN FOR REBUILD

Jaguar S-Type 4.2 V8
REBUILD IN PROGRESS
HOW IT WORKS
SEND YOURREGISTRATION
RECEIVE YOURFIXED-PRICE QUOTE
WE RECOVERYOUR CAR
REBUILD &REFIT
Most S-Type models are recovered within a few hours of booking. Most rebuilds are completed within 3-5 working days.
Workshop slots fill up fast - book your recovery today.
LOOKING FOR A USED ORREPLACEMENT ENGINEINSTEAD?
We supply low-mileage, VIN-matched used units too, and offer full replacement and fitting. However, most S-Type 4.2 V8 owners choose a rebuild once they realise it removes compatibility risk and works out more cost-effective over the life of the car. Enter your reg below and we'll show you every option, honestly.

ABOUT THE Jaguar S-Type 4.2 V8 ENGINE

The S-Type 4.2 V8 uses the AJ-V8 - a 4.2-litre naturally aspirated V8 petrol engine. It was fitted to the X200-generation S-Type from its introduction in 1999 until the model was discontinued in 2008. The AJ-V8 was Jaguar's flagship engine of the era and is a completely different unit from the AJ-V6 found in the smaller-engined S-Type variants.
We continue to rebuild and replace engine engines for every S-Type 4.2 V8 on the road.
Jaguar S-Type 4.2 V8 ENGINE CODES

A 4.2-litre naturally aspirated V8 petrol fitted to the S-Type from 1999 to 2008 (X200 generation). Known for timing chain stretch over time - see the callout above. We replace the timing chain, tensioners, guide rails, and gaskets as standard on every AJ-V8 rebuild.
Check Your AJ-V8 S-Type 4.2 V8Jaguar S-Type 4.2 V8 ENGINE COMPATIBILITY

The S-Type 4.2 V8 uses the AJ-V8 engine across its entire production run. While there were no major engine code changes within the S-Type's lifecycle, ensuring the correct specification is still critical - particularly when it comes to ancillaries, electronics, and ECU matching. Before we quote or supply anything, we confirm:
Your exact engine code (AJ-V8)
Your generation (X200)
Drivetrain and ancillary specification
Any electronics or ECU considerations specific to your exact build
This is why we always start with your registration rather than a generic S-Type 4.2 V8 quote - it protects you from paying for parts that don't fit your actual car.
Jaguar S-Type 4.2 V8 APPLICATIONS BY GENERATION
Jaguar S-Type 4.2 V8 ENGINES BY YEAR
Jaguar S-Type 4.2 V8 has used the same engine throughout. If you're unsure of your exact spec, we'll confirm it before you book.
We Cover Every Jaguar S-Type 4.2 V8 Model Year:
- Jaguar S-Type 4.2 V8 2001 Engine Rebuild
- Jaguar S-Type 4.2 V8 2004 Engine Rebuild
- Jaguar S-Type 4.2 V8 2007 Engine Rebuild
If your registration year or model isn't listed above, get in touch - we'll confirm availability directly against your reg.
Jaguar S-Type 4.2 V8 Engine Details:
Jaguar S-Type 4.2 Litre V8 Engine
Jaguar S-Type 4.2 V8 Petrol Engine Rebuilds
If your exact specification isn’t listed here, get in touch - we’ll confirm availability directly against your reg.
Jaguar S-Type 4.2 V8 Engine COSTS
A Jaguar S-Type 4.2 V8 engine rebuild starts from
£4,500

A full replacement engine and fitting service is also available. Exact pricing depends on the condition of your existing engine and the parts required - submit your registration for a fixed-price quote within 30 minutes.
JAGUAR S-Type 4.2 V8 ENGINE SIZES
• Jaguar S-Type 4.2 Litre V8 Engine
JAGUAR S-Type 4.2 V8 FUEL TYPES
• Jaguar S-Type 4.2 V8 Petrol Engine Rebuilds

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