Porsche Cayenne
from £2,200 to £6,000
Rebuilt units from £2,200 · Common codes: EA189 3.0 TDI, V6 Petrol, 4.8 V8
Get a Porsche engine quote today from certified Porsche engine specialists. Compare transparent pricing on reconditioned, rebuilt and used Porsche engines - with expert supply & fit available.
Porsche Cayenne
from £2,200 to £6,000
Rebuilt units from £2,200 · Common codes: EA189 3.0 TDI, V6 Petrol, 4.8 V8
Porsche Macan
from £2,800 to £6,500
Rebuilt units from £2,800 · Common codes: EA888, V6 3.0, 2.0 TFSI
Porsche 911
from £5,000 to £15,000
Rebuilt units from £5,000 · Common codes: M96, M97, 9A1, 3.0 Twin-Turbo

Based on real enquiries from UK buyers - updated regularly. All prices are typical UK rebuilt engine market ranges and reflect recent quotes from our network of Porsche engine specialists.


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From the iconic 911 to the all-electric Taycan, our network of UK Porsche engine specialists covers every model in the range. Select your Porsche below to compare rebuilt engine prices and get quotes from trusted suppliers.

Available for 4.6 V8 hybrid powertrain - specialist suppliers only
£8,000 - £20,000

Every major Porsche engine code with technical specs, compatible UK models, known failures and average rebuilt prices. Use the quick-reference accordion below for all remaining codes.

History:
911 (996) Carrera, Carrera 4, Carrera S, Boxster (986) S
Avg. rebuilt price
£8,000 - £12,000+(supply only)
View Details
History:
911 (997.1) Carrera S, Carrera 4S
Avg. rebuilt price
£9,600 - £12,000+(supply only)
View Details
History:
911 (997.2, 991.1) Carrera, Carrera S, Boxster (987.2, 981\) S, Cayman (987.2, 981\) S
Avg. rebuilt price
£10,000 - £15,000+(supply only)
View Details
History:
911 (991.2, 992\) Carrera, Carrera S, Carrera 4, Carrera 4S, Targa
Avg. rebuilt price
£12,000 - £18,000+(supply only)
View Details
Porsche's engineering excellence is undeniable, but certain water-cooled engine families - notably the M96/M97 flat-six and MA1/V8 powertrains - carry well-documented failure patterns that can escalate quickly without intervention. IMS bearing degradation, bore scoring, and V8 timing chain tensioner wear dominate UK owner searches and specialist workshop...
IMS Bearing Failure
Most affected vehicles
Porsche 911 (996, 997.1), Boxster (986, 987), Cayman (987) with M96.2x, M96.3x, M97.01 engines (1997-2008)
Failure mileage range
40,000-100,000 miles
Typical failure window
Root cause
The intermediate shaft bearing is lubricated by splash oiling only; early sealed ball bearings can degrade under heat and lateral load, allowing metal debris to circulate and cause catastrophic internal damage .
Repair options & estimated costs (UK ranges)
| Repair tier | Dealer price | Specialist price | What it involves | Longevity / suitability |
|---|---|---|---|---|
| | Preventative - IMS Bearing Upgrade (Engine In-Situ) | £2,500 - £4,000 | £1,499 - £1,799 | | Remove transmission, extract original bearing, install upgraded cylindrical roller bearing with thrust control, replace rear main seal | Prevents catastrophic failure if done before symptoms appear; not viable once metallic debris is detected in oil | |
| | Major - Engine-Out IMS Repair + Inspection | £6,000 - £9,000 | £3,500 - £5,500 | | Full engine removal, crankcase split, bearing replacement, thorough inspection of crankshaft/main bearings, oil system flush | Only appropriate if early warning signs (rattle, metallic particles) are caught before lock-up; labour-intensive | |
| | Full Replacement - Rebuilt M96/M97 Engine with IMS-Proof Design | £18,000 - £25,000 | £10,000 - £15,000 | | Supply & fit of reconditioned engine with upgraded IMS solution, new liners/pistons if bore scoring present, bench-tested, 12-month warranty | Recommended once failure has occurred or bore scoring is confirmed; restores reliability with engineered upgrades |
Our recommendation
If you own a 996, 997.1, Boxster or Cayman under 80,000 miles with no symptoms, a preventative IMS upgrade via a certified specialist offers exceptional value and peace of mind . However, if metallic debris is found in the oil filter or you hear bearing rattle, assume internal damage has begun - at that stage, a full rebuilt engine with upgraded components is often more cost-effective than attempting salvage repairs. On a Porsche worth £15,000-£35,000, protecting the asset with a warranty-backed replacement makes financial sense.
→ Compare rebuilt M96/M97 engine prices for your 911, Boxster or Cayman
Every Porsche engine type available through our UK network, with indicative price ranges and specialist recommendations based on your vehicle's age, condition and budget.
Compare Land Rover engine prices with vetted UK suppliers
All Porsche engine types include a minimum 12-month warranty. Prices are typical UK market ranges and depend on exact engine code, supplier, and any additional fitting services. Use our free comparison tool to get a tailored quote for your Porsche model today.
Compare Porsche Engine Prices
Every Porsche engine size explained - with the models and engine codes that used each displacement - so you can quickly identify the correct replacement unit for your vehicle.
Porsche's sole diesel offering, the 3.0L V6 TDI, powered Cayenne and Panamera SUV/saloon models from 2009 to 2018, delivering strong torque for towing and motorway cruising. While robust when maintained, these engines are prone to DPF clogging, EGR cooler faults, and timing chain tensioner wear on higher-mileage examples - failures that often drive owners toward replacement rather than repair
Engine code(s)
M288.30, DFE
Compatible models (UK)
Cayenne Diesel, Panamera Diesel (2009-2018)
Power output
Verified by registration
Common failure points
DPF regeneration failure, EGR cooler leaks, timing chain tensioner wear
Production years: 2009-2018
Get quotes for Porsche 3.0L diesel enginesCompare Porsche engine fuel types by replacement costs, running costs, reliability reputation, and model availability. Use this guide to understand your options - then enter your registration for an instant match and quotes from UK Porsche specialists.

| Fuel type | Avg. replacement cost (supply only) | Typical MPG / range | Common brand-wide issues | Best for |
|---|---|---|---|---|
Diesel | £1,500 - £4,000 | 45 - 65 mpg | Motorway commuters and high-mileage drivers | |
Petrol | £8,000 - £22,000 | 30 - 50 mpg | Lower-mileage drivers and performance users | |
Hybrid (PHEV) | £2,500 - £4,500 + £3,000 - £8,000 battery | 30 - 60 mpg + electric | Company car users and urban drivers | |
Electric (BEV) | £2,500 - £5,000 + £5,000 - £12,000 battery | 120 - 300 miles | Low-maintenance city drivers |
Labour / installation notes
Hybrid and electric vehicles may require specialist safety training. Always ensure the quote includes labour and safety checks.
Performance / model premium
High-output models command a premium due to specialist components, lower supply volumes and more complex fitting.
Running cost comparison
Diesel can suit motorway mileage, petrol often suits shorter trips, and hybrid or electric value depends on charging habits.
Not sure which fuel type your Porsche has?
Enter your registration to identify your model, engine code and compatible replacement options.
Minimum 12-month unlimited mileage warranty

This section maps every major Porsche engine change across the full UK model range - from the water-cooled transition of the late 1990s through to the current hybrid and electric generation - so owners can identify exactly what was fitted to their vehicle by year, match it to the correct engine code, and compare specialist-rebuilt replacement engine prices from verified UK Porsche engineering specialists.
⚙Key changes
▣Main engines
M96/01- 3.4 flat-six water-cooled (996 Carrera, 996 Carrera 4)
M96/20- 2.5 flat-six (Boxster 986 2.5 - outgoing)
M96/22- 2.7 flat-six (Boxster 986 2.7)
M96/70- 3.4 flat-six (Boxster S 986 3.2 - introduced 2000)
M64Mezger - 3.6 twin-turbo (996 Turbo - IMS-free)
▰Popular variants
🔧Known for
Engine codes covered:
M96/01M96/02M96/20M96/22M96/70M64 (Mezger Turbo)Quick, honest answers to the most common questions Porsche owners ask before comparing engine replacement prices and finding a UK specialist.
Join thousands of UK drivers who compare Porsche engine prices through our network of trusted specialists. Every rebuilt and reconditioned unit is backed by a minimum 12-month unlimited mileage warranty and nationwide delivery.
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Covering every model from Macan to 911, with supply-only or supply-and-fit available nationwide.
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Find the best Porsche engine replacement UK drivers rely on. Compare prices from trusted specialists today and get back on the road with confidence.