BMW Z4 sDrive35I Engine Replacement - Rebuilt & Reconditioned Units from £4,800
Compare BMW Z4 sDrive35I replacement engine prices from trusted UK suppliers. Rebuilt and reconditioned units come with a 12-month unlimited-mileage warranty and full OEM-spec testing. Save up to 60% versus a main dealer quote.
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BMW Z4 sDrive35i Specialists
Expert Solutions for Every Z4 sDrive35i - sDrive35i to sDrive35is
Need a reliable replacement engine for your BMW Z4 sDrive35i?
Engine Finders specializes in N54/N55 engines with solutions for common high-pressure fuel pump failures.
- ✔ Z4 sDrive35i-Specific Engine Types - Addressing turbocharger wastegate rattle in N54/N55 variants
- ✔ Precision-Tuned for Z4 sDrive35i - Correct calibration for twin-turbo system and direct injection
- ✔ Z4 sDrive35i Pricing Advantage - Save up to £1,800 on common injector replacement costs
BMW Z4 sDrive35i 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 E89 chassis.
N54/N55 engines with upgraded high-pressure fuel pumps.
Fully rebuilt N54/N55 engines with reinforced turbo components.
Inspected N54/N55 engines with new injectors and seals.
Direct swap N54/N55 engines for twin-turbo applications.
Cleaned and tested N54/N55 engines with wastegate upgrades.
Low-mileage N54/N55 engines with verified turbo condition.
BMW Z4 sDrive35i 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 BMW Z4 sDrive35i Engine?
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned BMW Z4 sDrive35i replacement engines. From the N54B30 to N55B30A variants, we provide solutions specifically for the E89 chassis. Whether you need a replacement due to high-pressure fuel pump failures in the N54 Z4 sDrive35i or turbocharger wastegate issues, Engine Finders makes it easy to locate the right engine, fast.
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✔ Z4 sDrive35i-Specific Turbocharger Solutions
We replace N54/N55 turbochargers with upgraded wastegate mechanisms (OEM 11657604073) addressing the specific rattling issues in E89 chassis Z4 sDrive35i models from 2009-2016.
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✔ High-Pressure Fuel System Expertise
Our reconditioned engines include upgraded high-pressure fuel pumps (OEM 13537586979) and injectors specifically for the N54/N55's unique failure pattern in Z4 sDrive35i applications.
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✔ VANOS System Upgrades
We install reinforced VANOS bolts and updated solenoids to address the specific timing issues that affect N54/N55 engines in the Z4 sDrive35i's performance driving conditions.
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✔ Valve Cover and Gasket Solutions
Our specialists use reinforced valve covers and updated gasket designs specifically for the Z4 sDrive35i's N54/N55 engines, preventing the oil leaks common in E89 chassis models.
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✔ Cooling System Enhancements
We upgrade water pumps, thermostats, and cooling hoses specifically for the Z4 sDrive35i's higher thermal loads, addressing the cooling system failures common in turbocharged E89 models.
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✔ Direct E89 Chassis Compatibility
All our N54/N55 engines are pre-configured for direct installation in Z4 sDrive35i E89 chassis, including proper DME coding and compatibility with the roadster's unique electronic systems.
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✔ Charge Pipe Reinforcement
We install reinforced charge pipes with upgraded connectors to prevent the cracking issues that commonly affect N54/N55 engines under boost in Z4 sDrive35i applications.
Rated 4.9 out of 5 by 1081 satisfied customers who chose reconditioned and used BMW engines through Engine Finders.
Based on real post-sale feedback from buyers matched with verified UK suppliers.
BMW Z4 sDrive35i Engines for Sale | Engine Finders
Engine Finders provides UK drivers with access to premium reconditioned BMW Z4 sDrive35i engines. Whether you need a replacement due to specific high-pressure fuel pump failures in the N54 Z4 sDrive35i or turbocharger wastegate issues, our network of specialists offers direct-fit solutions for the E89 chassis.
BMW Z4 sDrive35i Replacement Engines
The Z4 sDrive35i (E89 chassis, 2009-2016) features both N54 and N55 3.0L twin-turbo engines, each with distinct characteristics. Early models (2009-2011) with N54B30 engines experienced high-pressure fuel pump failures (OEM 13537586979) and turbo wastegate rattling. Later variants (2011-2016) with N55B30 and N55B30A engines addressed these issues with single twin-scroll turbo design and updated fuel injection systems. The E89 platform's performance orientation creates specific thermal and mechanical stresses requiring specialized engine solutions.
BMW Z4 sDrive35i Models & Engines Codes
The Z4 sDrive35i utilizes specific N54 and N55 engine variants optimized for the roadster platform:
- N54B30: 3.0L twin-turbo petrol (306 HP) in 2009-2011 models, known for HPFP failures and wastegate issues specific to E89 chassis
- N55B30: Updated 3.0L twin-scroll turbo (306 HP) in 2011-2013 models with revised fuel system and single turbo design
- N55B30A: Enhanced 3.0L twin-scroll turbo (306 HP) in 2013-2016 models featuring improved cooling and emissions systems
Each engine variant requires specific calibration for the Z4's performance characteristics and unique electronic systems in the E89 platform.
Buy Used and Second-Hand BMW Z4 sDrive35i Engines
We offer various engine types specifically tested for Z4 sDrive35i compatibility:
- Used Engines: Low-mileage N54/N55 units with verified service history and compression testing
- Reconditioned Engines: Fully inspected turbocharged engines with new gaskets, seals, and turbo components
- Rebuilt Engines: Complete overhaul with upgraded components addressing common N54/N55 failure points
- Remanufactured Engines: Factory-spec rebuilds with all wear components replaced and performance testing
Each engine undergoes specific testing for E89 chassis compatibility and performance driving conditions.
BMW Z4 sDrive35i Engines in Stock
Our reconditioned Z4 sDrive35i engines include comprehensive updates addressing common N54/N55 issues:
- Upgraded high-pressure fuel pumps (OEM 13537586979) and injectors
- Reinforced turbocharger wastegate mechanisms (OEM 11657604073)
- Updated VANOS solenoids and reinforced bolts
- New valve cover gaskets and PCV systems
- Reinforced charge pipes and intercooler connections
- Enhanced cooling system components for thermal management
Each engine undergoes dyno-testing to ensure proper performance under Z4-specific driving conditions.
Warranty for Replacement BMW Z4 sDrive35i Engines
All our Z4 sDrive35i engines come with comprehensive warranty coverage:
- 12-month warranty on all reconditioned and rebuilt engines
- 3-month warranty on quality used engines with verified history
- Coverage includes parts and labor through our network of specialists
- Nationwide claim processing through our approved installer network
Note: Engine Finders operates as a price comparison website connecting customers with verified engine suppliers. All warranty claims are processed through the supplying garage.
Expert Tips for Choosing the Right Engine for Your BMW Z4 sDrive35i
BMW Z4 sDrive35i Engine Types Explained
- Used N54/N55 engines: Low-mileage units from 2009-2016 E89 chassis with verified history
- Reconditioned N54B30: Updated high-pressure fuel pumps (OEM 13537586979) for 2009-2011 models
- Rebuilt N55B30: Complete overhaul with turbo wastegate upgrades for 2011-2013 models
- Remanufactured N55B30A: Factory-spec rebuilds with enhanced cooling for 2013-2016 models
BMW Z4 sDrive35i Replacement Engine Cost in the UK
- N54B30 engines: £3,800-£4,500 due to twin-turbo system complexity and HPFP requirements
- N55B30 variants: £4,200-£4,800 with updated single turbo and fuel system components
- N55B30A engines: £4,500-£5,200 featuring latest technical updates and cooling enhancements
- Save 25-35% through Engine Finders compared to main dealer prices for E89 compatibility
Finding the Right BMW Z4 sDrive35i Engine
- Check VIN 10th character: A=2010, B=2011, C=2012 for correct N54/N55 variant matching
- N54B30 engines: Specific to 2009-2011 E89 models with different DME calibration
- N55B30A engines: 2013-2016 models require specific software integration for Valvetronic
- Verify turbocharger part number: 11657604073 for N54, 11657604075 for N55 applications
BMW Z4 sDrive35i Petrol vs Diesel Engines
- N54/N55 3.0L turbo petrol: 306-340 HP optimized for performance driving with twin-turbo technology
- Average fuel economy: 28-34 MPG depending on driving style and boost pressure
- ULEZ considerations: 2009-2015 models may require compliance upgrades for London zones
- Performance potential: N54 responds exceptionally well to tuning and modifications
Quality Assurance & Warranty
- Compression testing: All N54/N55 engines tested to 160-180 PSI specification for E89 models
- Turbocharger inspection: Wastegate mechanisms tested and upgraded to prevent rattling
- High-pressure fuel system: Pumps and injectors tested to BMW specification 13537586979
- 12-month warranty includes turbocharger, fuel system, and VANOS components
Compare & Save on BMW Z4 sDrive35i Engines
- Request multiple quotes: Prices vary significantly for N54/N55 engines based on turbo condition
- Verify turbo work: Ensure wastegate mechanisms are upgraded to prevent future rattling
- Check fuel system: HPFP and injector replacement history critical for N54 reliability
- Ask about DME coding: Proper integration essential for boost control and performance features
BMW Z4 sDrive35i Engine Works: How Experts Rebuild Engines
When your engine fails, BMW Z4 sDrive35i 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. Teardown & Inspection: Complete disassembly of N54/N55 engine with focus on turbocharger condition and VANOS wear. Cylinder head measured for warpage tolerance (0.15mm max).
2. Block Machining: Cylinder honing with torque plate to ensure proper ring seating. Crankshaft journals polished to BMW specification with bearing clearance check (0.04-0.06mm).
3. Head Reconditioning: Valve seats recut and valves lapped. VANOS hubs inspected and replaced if worn. Camshaft bearings checked for proper oil clearance and timing.
4. Component Replacement: Turbocharger wastegate mechanisms upgraded to prevent rattling. High-pressure fuel pump 13537586979 and injectors replaced. Valve cover and gasket set installed.
5. Assembly & Torque: Precision assembly with OEM torque specifications. Cylinder head bolts torqued to 40Nm + 90° + 90°. Main bearing caps torqued to 100Nm + 90°.
6. Testing & Calibration: Cold compression test followed by hot run-in. DME coding for proper E89 chassis integration. Boost pressure testing and road verification.
BMW Z4 sDrive35i Engine Replacement - FAQs
What types of replacement engines are available for the BMW Z4 sDrive35i? ▾
You can choose from used, reconditioned, or rebuilt engines for the BMW Z4 sDrive35i. Each option comes with different price ranges and warranty coverage, depending on your budget and requirements.
How much does a BMW Z4 sDrive35i replacement engine cost in the UK? ▾
The average cost of a BMW Z4 sDrive35i replacement engine ranges between £1,400 and £4,000 in the UK, depending on whether it’s a used, rebuilt, or fully reconditioned unit.
Do replacement BMW Z4 sDrive35i engines come with a warranty? ▾
Yes, most suppliers provide a warranty on BMW Z4 sDrive35i replacement engines, usually between 6 to 12 months, giving you peace of mind with your purchase.
How long does it take to replace the BMW Z4 sDrive35i engine? ▾
On average, it takes 1-3 days for a professional mechanic to complete a BMW Z4 sDrive35i engine replacement, depending on the availability of parts and the complexity of the work.
Where can I buy a BMW Z4 sDrive35i replacement engine in the UK? ▾
You can buy BMW Z4 sDrive35i replacement engines from trusted UK suppliers like Engine Finders, who offer used, rebuilt, and reconditioned units with nationwide delivery and warranty options.