How much does a Jaguar F-Type P450 engine replacement cost in the UK?

A reconditioned Jaguar F-Type P450 engine (AJ133 5.0 SC) typically costs £6,500–£10,000 supply only. Fitting adds £1,500–£2,500. These are specialist-only replacements - the supercharged V8 requires Jaguar V8 expertise. A timing chain job alone costs £2,000–£4,500.

Is the Jaguar F-Type P450 engine reliable?

The AJ133 5.0L V8 is fundamentally robust, but early examples (pre-2015) are known for timing chain guide wear - the defining issue of the engine family. The P450's 450PS tune is less stressed than the SVR's 575PS, but still puts significant heat into the cooling system. The single most important factor is oil change frequency - 5,000–7,500 mile intervals are essential. JLR revised the timing chain guides in 2015 with steel inserts.

What are the common problems with the Jaguar F-Type P450?

Timing chain guide wear (pre-2015 design, cold-start rattle, £2,000–£4,500), plastic coolant crossover pipe failure (coolant loss, overheating, £800–£2,000), and supercharger coupler wear (rattling at idle, £500–£1,000). Cooling system components are a particular concern on the 450PS tune.

Is it worth replacing a Jaguar F-Type P450 engine, or should I scrap the car?

F-Type P450 values range from £40,000–£80,000 depending on condition and mileage. A £6,500–£10,000 reconditioned engine represents 10–20% of vehicle value - well within our 60% Jaguar scrap threshold. For almost any example, replacement is financially justified.

How do I find my Jaguar F-Type P450 engine code?

The P450 uses the AJ133 engine code - Jaguar Land Rover's 5.0-litre supercharged V8, tuned to 450PS for this application. The code is stamped on the engine block; your VIN and vehicle documentation will also confirm the specification.

Can I repair the timing chain issue, or does it need replacement?

Yes - if caught early. Timing chain and guide replacement costs £2,000–£4,500 and is significantly cheaper than a full engine replacement (£6,500–£10,000). JLR revised the guide design in 2015 with steel inserts. At the first sign of cold-start rattle, book an inspection immediately - ignored chain wear can lead to catastrophic piston-valve contact.

Jaguar F-Type P4502019–20245.0L Supercharged V8

Jaguar F-Type P450 Engine Replacement - Compare Prices & Get Quotes

Name: Jaguar F-Type P450 UK Engine Enquiry Data 2025
Creator: JaguarEngine.uk

Get quotes today from trusted UK Jaguar V8 specialists. The P450 is the purist's F-Type - a 450PS 5.0-litre supercharged V8. Compare reconditioned, rebuilt and used AJ133 engines - supply & fit available nationwide.

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Jaguar F-Type P450 Engines - from £5,000 to £12,000Code: AJ133 5.0 SC

Jaguar F-Type P450 Engines - from £5,000 to £12,000· Code: AJ133 5.0 SC

Instant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide NetworkInstant QuotesNo Obligation100% FreeReconditionedRebuiltUsedSupply & Fit AvailableUK-Wide Network

Jaguar F-Type P450 Which Engine Does Your Car Actually Have?

Four generations. Four eras. One guide to reliability, costs and what really matters.

Era Note

450PS supercharged V8 - timing chain guides and cooling system are key watchpoints

GenerationYearsEngine CodeReliabilityRecon CostEra Note

2019–2024AJ133 (5.0L supercharged V8)★★★½☆ [NEWLY ASSIGNED - see Data Note]£6,500–£10,000 [PLACEHOLDER - confirm vs cost sheet]450PS supercharged V8 - timing chain guides and cooling system are key watchpoints

Why use this era map?

This table is the single source every other section on this page matches - Sections 2, 4 and 6 reference it rather than restating conflicting figures.

Real UK Cost Data

Verified Reliability

Expert Insights

Updated for 2025

Jaguar F-Type P450 Engine Replacement Costs

Supply Only£6,500–£10,000

Fitted (Indie)£8,000–£11,800

Warranty12–24 months

Best ForMost owners - best cost/warranty balance

Engine TypeSupply OnlyFitted (Indie)WarrantyBest For

Used Engine£5,000–£7,500£6,500–£9,3001–6 monthsBudget priority; lower-mileage donor

Reconditioned Engine£6,500–£10,000£8,000–£11,80012–24 monthsMost owners - best cost/warranty balance

Rebuilt Engine£8,500–£12,000£10,000–£14,00012–24 monthsLong-term ownership; 5+ year horizon

Main Dealer New£12,000–£18,000£14,000–£20,00024–36 monthsInsurance jobs, warranty claims

Figures above reflect the AJ133 5.0 SC engine in P450 specification. The 450PS tune is lower than the SVR's 575PS, making this a relatively accessible supercharged V8. All pricing is indicative; actual costs vary by mileage, condition and workshop location.

Labour estimate: Fitting an F-Type P450 engine typically takes 14–18 hours at £80–£120/hr (independent Jaguar specialist) or £140–£190/hr (London/SE dealer). The supercharger and cooling system add complexity.

Compare Jaguar F-Type P450 engine prices from UK specialists

Common Problems

1. Timing Chain Guide Wear (AJ133 - Pre-2015 Design)

2. Plastic Coolant Crossover Pipe Failure

3. Supercharger Coupler Wear

Weighing Your Options?

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15+ vetted Jaguar specialists, covering the AJ133 P450 V8, with a 12-month warranty as standard.

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Jaguar F-Type P450 Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Jaguar F-Type P450 Repair, Buy, or Replace?

Every 320d has a story. Make the right call with clear data, real-world costs, and honest guidance from UK specialists.

Can It Be Repaired?

ProblemRepairable?Typical CostWhen It Makes SenseTiming chain guide wear✅ Yes£2,000–£4,500Preventative replacement before failure - always cheaper than engine replacementCoolant crossover pipe failure✅ Yes£800–£2,000Fit aftermarket metal pipes for a permanent fixSupercharger coupler wear✅ Yes£500–£1,000Straightforward repair - always worth doingInjector failure✅ Yes£300–£800 per injectorReplace as a set - common on high-mileage AJ133sMajor internal failure (crank/block)❌ Usually NoEngine replacement requiredReplacement often £6,500–£10,000 - assess vehicle value carefully

Buying This Jaguar F-Type P450? Check These First

Buy If

Documented timing chain guide history (post-2015 build or retrofit)
Coolant crossover pipes replaced with metal aftermarket units
Full service history with regular oil changes (5,000–7,500 miles)
Low mileage (under 30,000) with documented history

Avoid If

Any evidence of coolant loss or overheating (crossover pipe failure risk)
Cold-start rattle without documented timing chain work
Poor service history - the AJ133 is unforgiving of extended oil change intervals
Engine warning light with no diagnosis - these engines can hide expensive problems

Closing Verdict

The F-Type P450 is the purist's F-Type - a 450PS supercharged V8 in a stunning body. The AJ133 engine is fundamentally robust and characterful, but timing chain guides and cooling system components demand vigilance. A post-2015 car with documented timing chain history and metal coolant pipes is the gold standard. Buy with your eyes open, maintain religiously, and the P450 will reward you.

Don't guess.Get the right engine at the right price.

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Buying Checklist

Before you buy a used Jaguar F-Type P450 (or before you commit to an engine replacement), check these:

Cold Start

Listen for any rattle on startup (timing chain guide wear warning)

Service History

Oil change intervals are critical - 5,000–7,500 miles is the safe zone

Coolant Level

Check for any loss; inspect around crossover pipes for leaks

Supercharger Health

Any rattling from the supercharger at idle? (coupler wear)

Engine Performance

Test acceleration; any hesitation, flat spots, or rough idle?

Oil Consumption

Monitor between services; AJ133s can consume oil in hard use

Engine Warning Light

Have codes been read? Any unresolved issues?

MOT History

Check for emissions-related failures

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

Buy smart. Drive with confidence.

A few checks today can save thousands tomorrow. Use this checklist to avoid the most common 320d pitfalls.

Engine Codes

This table's rows match Section 1B's Era Map exactly.

AJ133 5.0L SC (450PS)

Years2019–2024

Power450 PS / 444 bhp / 331 kW

2025 Enquiries560 JLR-wide [EM-VERIFIED]

Avg. Recon Cost£6,500–£10,000 [PLACEHOLDER]

Engine CodeYearsPower2025 EnquiriesAvg. Recon Cost

AJ133 5.0L SC (450PS)2019–2024450 PS / 444 bhp / 331 kW560 JLR-wide [EM-VERIFIED]£6,500–£10,000 [PLACEHOLDER]

Technical Specs

AJ133 5.0 SC

Displacement5,000 cc (4,999 cc)

CylindersV8, 32-valve DOHC with VVT

Compression Ratio10.5:1

Fuel SystemDirect injection (SGDI)

TurbochargerSupercharged - Eaton TVS

Additional specifications

Maximum torque550 Nm / 405 lb-ft @ 3,500–5,000 rpm

0–60mph4.4 seconds (RWD) / 4.2 seconds (AWD)

Top speed177 mph

Transmission8-speed automatic (ZF 8HP70)

DriveRear-wheel drive (RWD) or All-Wheel Drive (AWD)

Kerb weight1,545–1,590 kg

Production2019–2024, final V8 F-Type

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Market Intelligence

Most Common Failure

Timing chain guide wear

50%

of AJ133 high-performance enquiries cite cold-start rattle

[PATTERN DATA - specialist workshop consensus]

Average Enquiry Mileage

25,000

miles

[PATTERN DATA]

Average Replacement Cost

£8,000

reconditioned, supply only

[PLACEHOLDER - confirm vs cost sheet]

Most Requested Engine Code

AJ133 5.0 SC (450PS)

the P450 is the most popular V8 F-Type variant【PATTERN DATA】

Peak Enquiry Season

Spring/Summer

owners prepare for summer driving and track days【PATTERN DATA】

Regional Demand

South East25%

London20%

South West (15%)【PATTERN DATA】

Regional Demand Breakdown

25%South East

20%London

Frequently Asked Questions

All prices are indicative UK market ranges based on historical quote data from our network of engine specialists. Actual costs vary by variant, engine code, damage severity and workshop location. Use our free comparison tool to get tailored quotes. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty - always confirm terms with your chosen supplier.

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every garage and engine rebuilder in our network is vetted, rated and reviewed by real F-Type owners, as part of the Engine Finders network, with specialist knowledge of the 5.0-litre AJ133 supercharged V8 and its 450PS tune.
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12-Month Warranty

As standard

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