Engines Market
959 Marketplace

Porsche 959 959.50 Twin-Turbo Specialist EngineRebuild & Restore

Get specialist quotes from UK Porsche 959 engine experts. Compare rebuilt & restored 959.50 twin-turbo flat-6 engines for Komfort to Sport. Get specialist quotes for your 959.

Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
Porsche 959 959.50 twin-turbo engine - 2.8L flat-six rebuilt reconditioned UK specialist
Porsche 959 2.8L Twin-Turbo Engines- from £95,000 to £185,000

Rebuilt units from £95,000

Common codes: 959.50

Porsche 959 Komfort 959.50 engine - 444hp twin-turbo rebuilt reconditioned UK specialist
Porsche 959 Komfort Engine Rebuilds- from £95,000 to £145,000

Rebuilt units from £95,000

Common codes: 959.50 (444hp)

Porsche 959 Sport 959.50 engine - 508hp twin-turbo rebuilt reconditioned UK specialist
Porsche 959 Sport Engine Rebuilds- from £145,000 to £185,000

Rebuilt units from £145,000

Common codes: 959.50 (508hp)

Porsche 959 engine replacement UK - compare reconditioned and rebuilt engine prices
UK

🔒 Secure enquiry - no spam, no pressure. Genuine quotes only from vetted UK Porsche 959 specialists.

Instant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialistsInstant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialists
How It Works

3 Simple Stepsto Finding the Best Porsche 959 Replacement Engine

12-Month Warranty
Supply & Fit Available
Nationwide Delivery
Trusted UK Suppliers

Most replacements completed within 3-5 days.

Engine Intelligence

Porsche 959 Engines - Codes, Common Failures & Replacement Costs

The cards below cover the sole engine fitted to the Porsche 959 in the UK, including documented failure causes, variant production years, and typical rebuilt engine costs based on current UK market data for this ultra-rare collector vehicle.

Porsche 959 engine intelligence reference

959.50

Production History

  • Porsche 959 Komfort (1986-1993) - 263 units produced
  • Porsche 959 Sport (1987-1988) - 29 units produced
  • Porsche 959 Rallye prototype variants (limited pre-production)

Known Failures

  • Sequential turbocharger wear - oil seal degradation and bearing failure common above 15k miles.
  • Hydraulic suspension fluid leaks - cross-contamination risk into engine bay components.
  • Bosch Motronic 2.1 ECU glitches - sensor wiring harness deterioration causes intermittent faults.

Specs

Petrol · 2.8L · 444-508hp · Twin-Turbocharged

Replacement Cost

Typical UK rebuilt engine: £95,000-£185,000 (supply only) Estimated from comparable 959.50 units - actual quotes may vary significantly due to extreme rarity.

959.50

Production History

  • Porsche 959 Komfort (1986-1993) - 263 units produced
  • Porsche 959 Sport (1987-1988) - 29 units produced

Known Failures

  • Dry sump oil system wear - pump degradation leads to low oil pressure warnings at high mileage.
  • Water-cooled cylinder head gasket failure - hybrid cooling system complexity increases risk.
  • Timing chain tensioner wear - audible rattle precedes potential cam drive damage.

Specs

Petrol · 2.8L · 444-508hp · Twin-Turbocharged

Replacement Cost

Typical UK rebuilt engine: £95,000-£185,000 (supply only) Estimated from comparable 959.50 units - actual quotes may vary significantly due to extreme rarity.

959.50

Production History

  • Porsche 959 Komfort (1986-1993) - 263 units produced
  • Porsche 959 Sport (1987-1988) - 29 units produced
  • Porsche 959 final production run (1992-1993) - 8 units

Known Failures

  • Crankshaft main bearing wear - high-stress flat-six design requires precision rebuild tolerances.
  • Fuel injector calibration drift - Bosch mechanical injection requires specialist recalibration.
  • Exhaust manifold heat cracking - turbo interface thermal cycling causes fatigue over time.

Specs

Petrol · 2.8L · 444-508hp · Twin-Turbocharged

Replacement Cost

Typical UK rebuilt engine: £95,000-£185,000 (supply only) Estimated from comparable 959.50 units - actual quotes may vary significantly due to extreme rarity.

Customer Reviews

Trusted by Porsche 959 OwnersAcross the UK

★★★★★
4.8out of 5

Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Porsche 959 engines through EngineMarket.

Google
★★★★★
“

Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”

- Jimmy, London

Had a good / bad experience? Please leave a review

Leave a review → - Your feedback helps other Porsche 959 owners find trusted engine specialists.

Variants We Cover

Porsche 959 Engine ReplacementAll Variants Covered

Not sure which variant your Porsche 959 is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Engine Codes

Porsche 959 Engine Codes

Every engine code fitted to the Porsche 959 across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.

Can't find your engine code-

Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK Porsche 959 engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

Enter Your Reg
Common Problems

Porsche 959 Engine Problems

12-Month Warranty
|
Upgraded Components
|
Nationwide UK Delivery
|
Save vs Main Dealer Price

Disclaimer: All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EngineMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Porsche 959 and engine code. Every engine supplied through EngineMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier.

Replacement Engine Options

Porsche 959 Replacement Engine Types

Every Porsche 959 engine type is available through our UK network with typical price ranges based on the 959.50 code, variant specification and collector-grade rebuild requirements.

Porsche 959 Refurbished EnginesCosmetic and functional refresh of the 959.50 with focus on presentation, fluid systems and ancillary component renewal.
Typical Price
£105,000 - £145,000
(supply only)
View refurbished Porsche 959 engine options
Refurbished

Refurbished Porsche 959 engines balance visual presentation with mechanical reliability for concours and display applications.

  • Full cosmetic restoration including paint and badging
  • Fluid system overhaul with new hoses, seals and filters
  • Pre-delivery dyno run and photographic documentation included
Typical Price
£105,000 - £145,000
(supply only)
View refurbished Porsche 959 engine options

All rebuilt engines include a minimum 12-month warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific Porsche 959 within hours.

Engine Sizes

Porsche 959 Engines by SizeFind the Right Displacement for Your Variant

Every displacement fitted to the Porsche 959 is listed below, with compatible engine codes, production years and common failure notes for UK owners.

The sole engine fitted to the Porsche 959 across its entire production run, the 2.8L twin-turbo flat-six (959.50) represented Porsche's technological flagship, combining sequential turbocharging, all-wheel drive and hybrid air/water cooling in a road-legal supercar.

ENGINE CODE(S)959.50
COMPATIBLE MODELS (UK)Komfort (1986-1993), Sport (1987-1988), Rallye prototypes
PRODUCTION YEARS1986
Common Failure Points

Sequential turbo oil seal wear, hydraulic suspension fluid cross-leaks, Bosch Motronic 2.1 harness degradation

Compare Porsche 959 2.8L petrol engine prices

Not sure which engine size your Porsche 959 needs- Enter your registration number above - we'll identify the exact displacement, engine code and compatible replacement options instantly. All engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty from UK Porsche 959 specialists.

Fuel Type

Porsche 959 Engines by Fuel Type

Choose your Porsche 959 engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the Komfort to the ultra-rare Sport.

The Porsche 959 was offered exclusively with a petrol-powered 2.8L twin-turbo flat-six (959.50), making it the sole fuel type for this collector icon across all UK deliveries.

Common Porsche 959 Petrol Engine Families
959.50
sole engine code for all variants; sequential turbocharging and hybrid cooling define its character
Found In
Porsche 959 Komfort (1986-1993)
263 units
Porsche 959 Sport (1987-1988)
29 units
Porsche 959 Rallye prototypes (1986 pre-production)
Porsche 959 Rallye prototypes (1986 pre-production)
Known For
Pioneering sequential twin-turbo technology in a road car
Hybrid air/water cooling system complexity requiring specialist maintenance
Extreme rarity driving bespoke rebuild pricing and long lead times
Typical Petrol Models
KomfortSportRallyeFlachbauCompetition Prototype
Compare Porsche 959 Petrol engine prices

Not sure which fuel type your Porsche 959 has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK Porsche 959 specialists.

Engine Years

Porsche 959 Engines by YearWhat Was Fitted & When

This section covers all major engine changes across the Porsche 959's production timeline, organised so owners can quickly identify their 959.50 engine and compare rebuilt engine prices from UK specialists.

1986 - Porsche 959 Launch Year
Major Engine Change
The debut year introduced the groundbreaking 959.50 twin-turbo flat-six, setting the template for all subsequent production.
Key Changes
First customer deliveries of Porsche 959 Komfort
959.50 engine code established with sequential turbocharging
Hybrid air/water cooling system implemented
Known For
Revolutionary all-wheel drive and turbo technology
Early production teething issues with hydraulic systems
Extreme exclusivity driving collector value appreciation
Main Engines
959.50 - 2.8L petrol (Komfort, Rallye prototypes)
Engine Codes Covered
959.50
Popular Models
Porsche 959 Komfort
Porsche 959 Rallye
Common Replacement Enquiries
Porsche 959 turbo failure symptoms
Porsche 959 hydraulic leak engine damage
Porsche 959 959.50 rebuild cost
Get quotes for 1986 Porsche 959 replacement engines
FAQ

Porsche 959 Engine ReplacementFrequently Asked Questions

How much does a Porsche 959 engine replacement cost in the UK-

Porsche 959 engine replacement costs range from £95,000 to £185,000 for rebuilt 959.50 units, depending on variant, specification and specialist. Supply-only pricing; fitment adds £15,000-£35,000.

  • Rebuilt 959.50 engines start around £95,000 for Komfort-spec units
  • Sport variant rebuilds command premium pricing due to rarity
  • Supply & fit services add significant labour costs for specialist installation
  • Porsche Classic endorsement documentation increases value and cost
Compare Porsche 959 engine replacement quotes from UK specialists

What engine code is in the Porsche 959-

All Porsche 959 models use the 959.50 engine code - a 2.8L twin-turbo flat-six with sequential turbocharging and hybrid air/water cooling, producing 444hp (Komfort) or 508hp (Sport).

  • 959.50 is the sole engine code across all 959 variants
  • Sequential turbocharging was pioneering technology for 1986
  • Hybrid cooling system requires specialist maintenance knowledge
  • Engine code verification essential for parts compatibility
Verify your Porsche 959 engine code via DVLA lookup

Can I get a used Porsche 959 engine in the UK-

Used Porsche 959 engines are extremely rare due to the model's low production volume; most replacements come from rebuilt or reconditioned 959.50 units sourced through specialist networks.

  • Only 292 Porsche 959s were ever produced worldwide
  • Donor vehicles rarely become available for parts harvesting
  • Provenance documentation critical for any used engine purchase
  • Rebuilt units often offer better value and warranty protection
Check used Porsche 959 engine availability through our network

How long does a Porsche 959 engine rebuild take-

Porsche 959 engine rebuilds typically take 12-20 weeks due to parts scarcity, specialist machining requirements and quality validation processes for this collector-grade vehicle.

  • Parts sourcing for 959.50 components requires global specialist networks
  • Precision machining and dyno validation add significant time
  • Rush options may be available at premium cost
  • Timeline estimates should include shipping and post-install calibration
Get a rebuild timeline estimate for your Porsche 959

What warranty comes with a Porsche 959 rebuilt engine-

Rebuilt Porsche 959 engines typically include a 12-month unlimited mileage warranty from UK specialists, with extended coverage options available through premium rebuilders and Porsche Classic endorsement.

  • Minimum 12-month warranty standard across EngineMarket network
  • Warranty terms vary by specialist; confirm coverage before commitment
  • Porsche Classic endorsement may extend coverage and resale value
  • Documentation of rebuild process supports warranty claims
Compare warranty terms for Porsche 959 rebuilt engines

Do I need a Porsche Classic centre for 959 engine work-

While not mandatory, Porsche Classic centres offer factory-spec expertise and documentation for Porsche 959 engine work, though vetted independent specialists can provide equivalent quality at competitive pricing.

  • Porsche Classic centres provide factory training and genuine parts access
  • Independent specialists often offer faster turnaround and flexible pricing
  • Verify specialist experience with 959.50 engines before commissioning work
  • Documentation quality matters more than workshop branding for collector value
Find Porsche Classic-approved and vetted independent 959 specialists

Can a Porsche 959 engine be upgraded during rebuild-

Yes, Porsche 959 engines can be upgraded during rebuild with enhanced turbo components, improved cooling, or modern ECU calibration, though original-specification rebuilds preserve collector value.

  • Upgraded turbo seals and bearings address common failure points
  • Modern ECU remapping can improve drivability while retaining character
  • Original-specification rebuilds maximise provenance and resale value
  • Discuss upgrade options with your specialist before work begins
Enquire about Porsche 959 engine upgrade options during rebuild

What documentation comes with a Porsche 959 engine rebuild-

A proper Porsche 959 engine rebuild includes a detailed certificate of work, parts list, dyno validation report, and where possible, Porsche Classic endorsement documentation to support provenance and resale value.

  • Rebuild certificate should detail all replaced components and specifications
  • Dyno report verifies power output and confirms quality of work
  • Porsche Classic endorsement adds significant provenance value
  • Photographic documentation of the rebuild process is increasingly expected
Request documentation samples from Porsche 959 engine rebuild specialists

How do I verify a Porsche 959 engine is genuine-

Verify a Porsche 959 engine's authenticity by matching the 959.50 code to your chassis number, checking casting dates against production records, and requesting Porsche Classic or specialist verification documentation.

  • Engine code 959.50 must match factory records for your chassis
  • Casting dates and serial numbers should align with production timeline
  • Porsche Classic can verify authenticity for a fee
  • Specialist rebuilders maintain databases of original engine allocations
Request VIN verification for your Porsche 959 engine replacement

What if my Porsche 959 engine fails after rebuild-

If your rebuilt Porsche 959 engine fails within warranty, contact your supplying specialist immediately; EngineMarket's network provides dispute resolution support and ensures warranty terms are honoured.

  • All EngineMarket suppliers provide minimum 12-month unlimited mileage warranty
  • Document symptoms and cease operation to prevent further damage
  • Specialist will arrange assessment and determine warranty coverage
  • EngineMarket mediates if disputes arise over warranty claims
Get post-rebuild support contacts for your Porsche 959 engine

Why Choose Us

Why UK Porsche 959 Owners Trust EngineMarket

Join thousands of UK drivers who compare Porsche 959 engine prices through our network of trusted specialists - every rebuilt and reconditioned unit backed by a minimum 12-month unlimited mileage warranty and nationwide delivery.

Warranty minimum standard icon

Trusted Porsche 959 Engine Suppliers

Every garage and engine rebuilder in our network is vetted, rated, and reviewed by real Porsche 959 owners.

Variant directory icon

Compare Porsche 959 Engine Replacement Companies

See prices, warranty terms, and supply & fit options side-by-side before you commit.

Nationwide delivery icon

UK Engine Replacement Services for Porsche 959

Covering Komfort to Sport variants, with supply-only or full supply & fit available nationwide.

Find the best Porsche 959 engine replacement near you

Compare engine prices for Porsche 959 in the UK and get competitive quotes from garages near you.

Compare Porsche 959 Engine Prices Now →
100% FreeNo ObligationFast & secure processUK-based support
Porsche 959 vehicle

Trusted supplier network

Warranty-backed rebuilt & used options

Every quote checked for fitment, quality and lead time.