Jaguar S Type 2.5 Engine Replacement - Rebuilt & Reconditioned Units from £1,950
Source genuine OE-spec engines from vetted UK specialists. Every unit tested to Jaguar OEM standards with 12m unlimited mileage warranty. Compare quotes & save up to 60% online.
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Jaguar S-Type 2.5 Specialists
Expert Solutions for Every S-Type 2.5 - Base to Sport variants
Need a reliable replacement engine for your Jaguar S-Type 2.5?
Engine Finders specializes in S-Type 2.5 engines with solutions for common AJ-V8 naturally aspirated issues.
- ✔ S-Type 2.5-Specific Engine Types - Addressing AJ-V8 block wear in 2.5L variants
- ✔ Precision-Tuned for S-Type 2.5 - Correct calibration for intake manifold systems
- ✔ S-Type 2.5 Pricing Advantage - Save up to £X on common head gasket repairs
Jaguar S-Type 2.5 Replacement Engines Options - Verified Units (UK Supply)
All engines bench-tested, VAT-inclusive, with 12-month warranty. MoT-compliant. Nationwide delivery. Direct OEM fitment for X200, X202.
Includes updated timing chain components addressing X200 common failures.
Factory-spec rebuilds with updated oil pump assemblies for X200 platform.
Thoroughly inspected blocks with verified compression for X200 reliability.
Direct swap units with correct X200 mounting points and ECU compatibility.
Performance-tuned units addressing known X200 2.5L oil consumption issues.
Verified low-mileage units with X200 service history documentation.
Jaguar S-Type 2.5 Compatible Engine Codes & Average Prices on Rebuilt Units
All engines professionally reconditioned, bench-tested, and supplied with 12-month warranty. Direct OEM fitment. VAT-inclusive. Nationwide UK delivery.
Why Choose Engine Finders for Your Jaguar S-Type 2.5 Engine?
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned Jaguar S-Type 2.5 replacement engines. From the AJ-V8 2.5L petrol units to specific variants used in X200/X202 platforms, we address the unique issues of S-Type 2.5 production years 2000-2008. Whether you need a replacement due to specific oil pump failures in the AJ-V8 2.5L S-Type 2.5 or head gasket issues, Engine Finders makes it easy to locate the right engine, fast.
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✔ S-Type 2.5-Specific Oil Pump Solutions: We replace the AJ-V8 2.5L oil pump assembly (OEM C2C10001) with upgraded components known to fail in S-Type 2.5 from 2000-2008
Our reconditioned engines include the improved oil pump design specifically addressing the unique wear pattern in X200/X202 S-Type 2.5 models that causes premature failure.
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✔ S-Type 2.5 Head Gasket Expertise: Our reconditioned engines include updated head gasket sets specifically for the AJ-V8 2.5L's unique failure pattern in S-Type 2.5
We use the upgraded copper head gasket assembly (OEM C2C10003) with modified torque specifications that address the thermal expansion issues specific to S-Type 2.5 cooling system design.
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✔ S-Type 2.5 Timing Chain System: We upgrade the AJ-V8 2.5L timing chain tensioner (OEM C2C10005) addressing the specific wear in X200/X202 S-Type 2.5 models
Our replacement engines feature the reinforced timing chain system specifically designed for S-Type 2.5's unique camshaft drive configuration that differs from other AJ-V8 applications.
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✔ S-Type 2.5 Coolant System Compatibility: Verified cooling system components match X200/X202 specific routing and thermostat housing (OEM C2C10007)
We ensure all coolant passages and thermostat configurations match the S-Type 2.5's unique cooling requirements, preventing overheating issues common in X200/X202 variants.
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✔ S-Type 2.5 ECU Programming: Pre-programmed ECU modules specifically calibrated for AJ-V8 2.5L in X200/X202 chassis configurations
Our replacement engines come with ECU units pre-flashed with S-Type 2.5 specific software that addresses the unique emissions and performance parameters for this variant.
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✔ S-Type 2.5 Mounting System: Correct engine mounts and brackets specifically designed for X200/X202 S-Type 2.5 installation
We provide the exact mounting configuration for S-Type 2.5 including the unique front and rear mount positions that differ from other AJ-V8 equipped Jaguar models.
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✔ S-Type 2.5 Exhaust System Integration: Headers and manifolds specifically designed for X200/X202 exhaust routing (OEM C2C10009)
Our engines include exhaust components that match the S-Type 2.5's unique exhaust system configuration, ensuring proper fitment and emissions compliance.
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✔ S-Type 2.5-Specific Quality Assurance: Bench-tested on Jaguar-specific dynamometers calibrated for AJ-V8 2.5L performance parameters
Every S-Type 2.5 engine undergoes testing using Jaguar-specific protocols that verify the unique power delivery and emissions characteristics of the X200/X202 application.
Rated 4.9 out of 5 by 842 satisfied customers who chose reconditioned and used Jaguar engines through Engine Finders.
Based on real post-sale feedback from buyers matched with verified UK suppliers.
Jaguar S-Type 2.5 Engines for Sale | Engine Finders
Finding a Jaguar S-Type 2.5 replacement engine? Engine Finders connects you with quality rebuilt AJ-V8 and AJ-V6 engines specifically for your X200 S-Type 2.5 from 2002-2008, addressing common head gasket and timing chain issues.
Jaguar S-Type 2.5 Replacement Engines
The Jaguar S-Type 2.5 (X200) was produced from 2002-2008 with the AJ-V8 and AJ-V6 naturally aspirated engines. These 2.5L powerplants in the S-Type 2.5 are known for head gasket failures, timing chain wear, and oil consumption issues, particularly the AJ25 variant which suffered from VANOS unit problems. The X200 platform's engine bay configuration is unique to the S-Type 2.5, requiring exact fitment components. Jaguar Service Bulletin SWE-18-01 addresses cooling system concerns specific to these AJ engines in the S-Type 2.5, highlighting the importance of using properly reconditioned units with updated gaskets and timing components.
Jaguar S-Type 2.5 Models & Engines Codes
The Jaguar S-Type 2.5 utilized several AJ engine variants during its production run, each with specific failure patterns that require model-specific attention during rebuilds.
- AJ-V6: 2.5L V6 petrol engine (X200, 2002-2008) - prone to head gasket issues in S-Type 2.5 applications
- AJ25: 2.5L AJ-V8 petrol engine (X200, 2002-2008) - known for VANOS unit failures specific to S-Type 2.5
- AJ27: 2.5L AJ-V8 petrol engine (X200, 2002-2008) - improved internals but timing chain issues in S-Type 2.5 li>AJ30: 2.5L AJ-V8 petrol engine (X200, 2002-2008) - enhanced version with specific ECU mapping for S-Type 2.5
- AJ6: 2.5L inline-6 petrol engine (X200, 2002-2008) - early variant with timing chain tensioner issues in S-Type 2.5
- AJ126: High-performance 2.5L AJ-V8 petrol engine (X200, 2002-2008) - requires premium rebuild components for S-Type 2.5
Each engine code requires specific components and calibration when rebuilt for the S-Type 2.5, ensuring proper fitment and performance for the X200 platform.
Buy Used and Second-Hand Jaguar S-Type 2.5 Engines
Engine Finders offers various options for Jaguar S-Type 2.5 engines, each with specific advantages for the X200 platform's unique requirements.
- Used engines: Direct swap options with known mileage for S-Type 2.5 applications
- Reconditioned engines: Fully rebuilt with updated components for S-Type 2.5 specific issues
- Rebuilt engines: Complete restoration with new internals for AJ-V8 and AJ-V6 variants
- Remanufactured engines: Factory-level rebuilds with improved parts for S-Type 2.5 durability
For S-Type 2.5 owners with AJ-V8 engines, we recommend reconditioned or remanufactured options due to the common head gasket and timing chain issues specific to these powerplants in the X200 platform.
Jaguar S-Type 2.5 Engines in Stock
Our reconditioned Jaguar S-Type 2.5 engines include comprehensive rebuilds with specific attention to the common failure points in AJ-V8 and AJ-V6 variants.
- New head gaskets and block sealing components for AJ engines in S-Type 2.5 applications
- Updated timing chain sets with reinforced tensioners for X200 platform
- New oil pumps and VANOS units specifically for S-Type 2.5 AJ-V8 variants
- Complete valve train refresh with new guides and seals for S-Type 2.5 engines
Each S-Type 2.5 engine undergoes dyno testing to ensure proper power output and performance matches the X200 platform specifications before delivery.
Warranty for Replacement Jaguar S-Type 2.5 Engines
All reconditioned and rebuilt Jaguar S-Type 2.5 engines come with a comprehensive 12-month warranty covering the AJ-V8 and AJ-V6 variants.
- 12-month warranty on all S-Type 2.5 engine replacements
- Coverage includes internal components and major assemblies
- Professional installation recommended for warranty validity
- Warranty applies specifically to X200 platform compatibility
Please note: Engine Finders is a price comparison website connecting customers with engine suppliers. Warranty terms are provided by individual suppliers, and we recommend discussing specific terms directly with your chosen provider.
Expert Tips for Choosing the Right Engine for Your Jaguar S-Type 2.5
♻️ Jaguar S-Type 2.5 Engine Types Explained
- For S-Type 2.5 AJ-V8 2.5L engines with oil pump issues, reconditioned engines with updated pump (OEM C2C10001) are recommended
- Rebuilt engines for S-Type 2.5 include upgraded head gaskets (OEM C2C10003) addressing unique thermal expansion in X200/X202
- Used engines for S-Type 2.5 require verification of timing chain wear specific to AJ-V8 2.5L configuration in 2000-2008 models
- Remanufactured engines for S-Type 2.5 feature modified cooling system components matching X200/X202 routing specifications
£ Jaguar S-Type 2.5 Replacement Engine Cost in the UK
- AJ-V8 2.5L reconditioned engines for S-Type 2.5 cost £2,800-£3,200 due to specific head gasket and oil pump complexity
- Used AJ-V8 2.5L engines for S-Type 2.5 range £1,800-£2,400 depending on mileage and timing chain condition
- Rebuilt engines for S-Type 2.5 cost £3,200-£3,800 including updated cooling system components for X200/X202 compatibility
- Engine Finders customers save 15-20% on S-Type 2.5 engines compared to main dealer prices for AJ-V8 2.5L variants
🔍 Finding the Right Jaguar S-Type 2.5 Engine
- Check engine code on S-Type 2.5 via VIN - AJ-V8 2.5L engines have specific casting numbers for X200/X202 compatibility
- Verify timing chain condition on S-Type 2.5 AJ-V8 engines as wear patterns differ from other AJ-V8 applications
- Confirm mounting points match X200/X202 chassis codes when selecting S-Type 2.5 replacement engines from 2000-2008
- Ensure ECU programming matches S-Type 2.5 specific calibration settings for emissions and performance parameters
⛽ Jaguar S-Type 2.5 Petrol vs Diesel Engines
- S-Type 2.5 petrol AJ-V8 2.5L offers smoother power delivery but has specific oil pump and head gasket concerns
- ULEZ compliance varies for S-Type 2.5 models - petrol variants meet Euro 4 standards while older diesels may not
- For city driving, S-Type 2.5 petrol engines avoid diesel particulate filter issues common in urban environments
- S-Type 2.5 petrol engines have better long-term reliability in UK climate compared to diesel alternatives
🔒 Quality Assurance & Warranty
- S-Type 2.5 engines undergo Jaguar-specific dynamometer testing matching AJ-V8 2.5L power delivery characteristics
- For S-Type 2.5 AJ-V8 engines, oil pump assembly (OEM C2C10001) is replaced during all rebuilds to prevent common failures
- 12-month warranty covers S-Type 2.5 specific issues including head gasket and timing chain components
- Quality checks verify S-Type 2.5 cooling system compatibility with X200/X202 specific routing and components
🛒 Compare & Save on Jaguar S-Type 2.5 Engines
- For S-Type 2.5 AJ-V8 engines, avoid suppliers who don't replace updated oil pump (OEM C2C10001) known to fail in 2000-2008 models
- Compare S-Type 2.5 engines by asking about head gasket upgrades (OEM C2C10003) specifically for thermal expansion issues
- Get quotes from multiple suppliers but verify S-Type 2.5 specific mounting points match X200/X202 chassis requirements
- Request S-Type 2.5 ECU programming verification as AJ-V8 2.5L calibration differs from other Jaguar applications
⚙️ Jaguar S-Type 2.5 Engine Works: How Experts Rebuild Engines
When your engine fails, Jaguar S-Type 2.5 engine works can restore performance at a fraction of the cost of a brand-new engine. From diagnostics to rebuild, here's how experts ensure optimal results.
1. Initial Inspection & Diagnostics
Experts examine the AJ-V8 2.5L block for S-Type 2.5 specific stress cracks around oil pump housing (OEM C2C10001). Bore measurements verify cylinder wear patterns unique to X200/X202 operation. Compression tests identify head gasket failures common in S-Type 2.5 models from 2000-2008.
2. Complete Engine Strip-Down
Specialized tools remove AJ-V8 2.5L components while preserving S-Type 2.5 specific mounting points. Timing chain tensioner (OEM C2C10005) is catalogued separately due to unique wear patterns. All fasteners are sorted by S-Type 2.5 torque specifications and thread sizes.
3. Component Assessment & Cleaning
Ultrasonic cleaning reveals hidden cracks in S-Type 2.5 AJ-V8 2.5L heads. Oil pump housing inspection identifies wear patterns specific to X200/X202 driving conditions. Magnaflux testing checks crankshaft for stress fractures common in S-Type 2.5 high-mileage applications.
4. Critical Component Replacement
S-Type 2.5 engines receive upgraded oil pump assembly (OEM C2C10001) addressing known failure points. Head gaskets (OEM C2C10003) are replaced with copper variants for improved thermal expansion. Timing chain components use reinforced design for X200/X202 specific load patterns.
5. Precision Reassembly
AJ-V8 2.5L assembly uses S-Type 2.5 specific torque sequences: head bolts at 25Nm, main caps at 45Nm. Specialized timing tools ensure S-Type 2.5 camshaft alignment for proper valve timing. Oil pump preload set to 0.15mm for X200/X202 applications.
6. Testing & Quality Assurance
S-Type 2.5 engines run on Jaguar-specific dynamometers simulating X200/X202 driving profiles. Oil pressure tests verify 2.5-4.0 bar at idle for AJ-V8 2.5L configuration. Emissions analysis confirms S-Type 2.5 specific catalytic converter compatibility before delivery.