BMW 320Td Engine Replacement - Rebuilt & Reconditioned Units from £3,500

Compare BMW 320Td 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.

Enter Your Vehicle Registration To
Find Best Supplier Near You

Flag Icon
• Save up to 60% • Reconditioned Engine Specialists • 15 Years Experience • 100s of UK Suppliers • 12-24 Month Warranty • No Hidden Charges • Save up to 60% • Reconditioned Engine Specialists • 15 Years Experience • 100s of UK Suppliers • 12-24 Month Warranty • No Hidden Charges
OR

Search your Engine Manually

Engine Finders

BMW 3 Series 320TD Specialists

Expert Solutions for Every 3 Series 320TD - 320TD to 320TD M Sport

Need a reliable replacement engine for your BMW 3 Series 320TD ?
Engine Finders specializes in 3 Series 320TD engines with solutions for common N47D20 engine failures.

  • ✔ 3 Series 320TD-Specific Engine Types - Addressing EGR valve failures in N47 variants
  • ✔ Precision-Tuned for 3 Series 320TD - Correct calibration for F30/F31 chassis engines
  • ✔ 3 Series 320TD Pricing Advantage - Save up to £1,200 on common diesel engine replacements
Find Your Perfect BMW 3 Series 320TD Engine Today!
BMW 3 Series 320TD engine replacement specialists | Engine Finders

BMW 3 Series 320TD 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 F30, F31.

BMW 3 Series 320TD Rebuilt Engines

High-performance rebuilds with OEM parts. Includes updated EGR coolers for N47 reliability.

BMW 3 Series 320TD Remanufactured Engines

Fully stripped and rebuilt to factory specs. Upgraded fuel injectors for N47 engines.

BMW 3 Series 320TD Reconditioned Engines

Thoroughly inspected and restored to working condition. Direct OEM fitment for F30/F31 chassis.

BMW 3 Series 320TD Replacement Engines

Direct swap engines for minimal downtime. Pre-fitted ancillaries for F30/F31 TD models.

BMW 3 Series 320TD Refurbished Engines

Cleaned, tested, and performance-tuned units. Includes updated DPF systems for F30 variants.

BMW 3 Series 320TD Used Engines

Affordable options with verified mileage and history. MoT-compliant for F30/F31 TD chassis codes.

BMW 3 Series 320TD 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.

Where to buy BMW 3 Series 320TD replacement engine | Engine Finders

Why Choose Engine Finders for Your BMW 3 Series 320TD Engine?

Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned BMW 3 Series 320TD replacement engines. From the N47D20C diesel to B47D20A variants, we source engines specifically calibrated for your model. Whether you need a replacement due to specific EGR valve failures in the N47D20C 3 Series 320TD or timing chain issues, Engine Finders makes it easy to locate the right engine, fast.

  • ✔ 3 Series 320TD-Specific EGR System Solutions: We replace the N47D20C EGR cooler with upgraded OE units to prevent the common failure mode in F30 chassis 320TD models

    Unlike generic rebuilds, our 320TD engines address the specific carbon buildup issues in N47 engines through updated cooler design, resolving overheating problems unique to F30 320TD applications from 2012-2015 with diesel engine management systems and xDrive complexities.

  • ✔ 3 Series 320TD Timing Chain Expertise: We upgrade N47D20C tensioners with reinforced OE+ components to prevent premature failure in F30 320TD models

    For the N47D20C in 320TD (F30, 2012-2015), we install upgraded tensioner assemblies specifically modified to handle the higher RPM stress patterns and xDrive oil circulation found in F30 chassis, unlike standard rebuilds that miss this critical upgrade for diesel engine timing chains.

  • ✔ 3 Series 320TD Fuel System Reliability: We replace N47D20C injector seals with OE-spec units to eliminate fuel leakage problems in F30 320TD models

    Our reconditioned N47D20C engines for 320TD (F30, 2012-2015) include upgraded injector sealing components known to fail in F30 applications, addressing the specific high-pressure leakage issues that cause fuel pressure drops unique to F30 chassis 320TD variants with early AWD integration and estate body stress.

  • ✔ 3 Series 320TD Turbocharger Integrity: We rebuild B47D20A turbos with reinforced housings to prevent wastegate failures in F30 320TD models

    For B47D20A engines in 320TD (F30, 2015-2019), we install upgraded wastegate actuators and reinforce turbo housings to address the specific boost pressure decay issues found in F30 chassis with increased AWD system demands and 320TD model weight, unlike standard reconditioning that uses OE parts prone to failure.

  • ✔ 3 Series 320TD Cooling System Upgrade: We install reinforced water pumps in B47D20A engines to prevent the common F30 320TD coolant leaks

    Our B47D20A rebuilds for 320TD (F30, 2015-2019) feature upgraded water pump assemblies with enhanced seals specifically for F30 AWD cooling system pressures and the thermal demands of the xDrive system, solving the persistent leak issues that standard rebuilds miss in F30 chassis 320TD applications.

  • ✔ 3 Series 320TD Intake Manifold Sealing: We replace B47D20A intake gaskets with updated OE materials to prevent vacuum leaks in F30 320TD models

    For B47D20A engines in 320TD (F30, 2015-2019), we use upgraded intake manifold gaskets specifically designed for F30's unique manifold torque specifications, AWD system requirements, and xDrive model dynamics, addressing vacuum leaks that standard rebuilds fail to resolve in F30 chassis 320TD variants.

  • ✔ 3 Series 320TD Oil Pressure Monitoring: We upgrade N47D20C oil pressure sensors with OE+ units to prevent false fault codes in F30 320TD models

    Our reconditioned N47D20C engines for 320TD (F30, 2012-2015) include upgraded oil pressure sensors calibrated for F30's specific oil flow characteristics and xDrive system demands, eliminating the common false low-pressure warnings that plague standard F30 320TD rebuilds with 2.0L diesel engines.

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.

4.9/5
"Thanks to Engine Finders, I saved over £1,200 on my engine!" - Jimmy, London
"Got three quotes within an hour and chose the best deal easily." - Pete, Leeds
"Engine Finders made the whole process quick and painless." - Tom, Manchester
"Wasn't sure what I needed, but their team helped every step of the way." - Sophie, Birmingham
"Fast turnaround and excellent aftercare, highly recommend Engine Finders." - Ahmed, Bradford
"Best car-related experience I've had in years. Awesome guys, honestly!." - Liam, London

BMW 3 Series 320TD Engines for Sale | Engine Finders

Whether you need a replacement due to specific EGR valve failures in the N47D20 3 Series 320TDor timing chain issues, Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned BMW 3 Series 320TD Replacement engines.

BMW 3 Series 320TD Replacement Engines

The BMW 3 Series 320TD(F30/F31 chassis, 2012-2016) evolved from earlier E90 diesel variants with updated N47D20 engines featuring revised EGR systems. Common failure points include DPF blockages and water pump leaks. BMW Service Bulletin SWE-22-03 highlights injector seal issues specific to F30 320TDmodels from 2012-2014. Unlike earlier E90 variants, the F30 chassis requires specific engine mount configurations and ancillary bracketry.

BMW 3 Series 320TDModels & Engines Codes

For the BMW 3 Series 320TD, engine codes vary by production year and specification. Each code represents specific engineering choices that affect performance and reliability.

  • N47D20: 2.0L diesel found in 3 Series 320TD - Known for EGR cooler failures in F30 chassis (2012-2016). Features updated turbocharger compared to E90 variants.
  • N47D20C: 2.0L diesel variant in 3 Series 320TD - Includes enhanced water pump and upgraded injector seals. F30/F31 specific from 2012-2016.
  • B47D20A: 2.0L diesel in later 3 Series 320TDmodels - Features different turbocharger calibration than 116d variant. Prone to injector seal leaks in F30 chassis (2015-2016).

Unlike petrol variants, 3 Series 320TDdiesel engines require specific DPF regeneration cycles and premium diesel fuel for optimal longevity. All engines include particulate filters meeting Euro 6 emissions standards.

Buy Used and Second-Hand BMW 3 Series 320TD Engines

For BMW 3 Series 320TDowners, choosing the right engine type depends on specific failure points and budget considerations.

  • Used Engines: Lower-cost option but may require immediate injector replacement for N47D20 engines in 320TD
  • Reconditioned Engines: Professionally rebuilt with updated components including EGR coolers for 320TD variants
  • Rebuilt Engines: Fully disassembled and reassembled with new pistons, liners, and timing components specifically for N47D20 in 320TD
  • Remanufactured Engines: Factory-spec rebuilds with upgraded fuel pumps for B47D20A engines in 320TD

All engines supplied through Engine Finders for 3 Series 320TDundergo verification for low mileage and service history. We prioritize UK-supplied engines with MoT compliance and 12-month warranty.

BMW 3 Series 320TD Engines in Stock

Reconditioned BMW 3 Series 320TD Engines include comprehensive component replacement addressing common failure points.

  • New timing chain tensioner specifically for N47D20 engines in 320TD F30/F31 chassis
  • Upgraded EGR cooler to prevent carbon buildup common in 320TD diesel variants
  • Replaced water pump with enhanced seals for N47D20 in 320TD models from 2012-2016
  • New fuel injectors and high-pressure pump seals for B47D20A engines in 320TD

Each reconditioned 3 Series 320TD Engine undergoes dynamometer testing for 2 hours at operating temperature. Final inspection includes oil analysis for metal particles, compression testing, and leak-down verification to ensure N47D20/B47D20A reliability.

Warranty for Replacement BMW 3 Series 320TD Engines

All replacement engines for BMW 3 Series 320TDsupplied through Engine Finders include comprehensive warranty coverage.

  • Standard 12-month warranty on reconditioned 3 Series 320TD Engines with unlimited mileage coverage
  • Extended 24-month warranty available for rebuilt N47D20/B47D20A engines in 320TD variants
  • Coverage includes parts and labor for injector failures and EGR cooler issues

* Engine Finders is a price comparison website. Warranty terms are set by individual supplying garages. N47D20 engines in 320TD may have limited coverage for timing chain components due to known design flaws.

Where to buy BMW 3 Series 320TD replacement engine | Engine Finders

Expert Tips for Choosing the Right Engine for Your BMW 3 Series 320TD

BMW 3 Series 320TD Engine Types Explained

  • Reconditioned N47D20 engines for 320TD (F30/F31, 2012-2016) include updated EGR coolers and fuel injectors
  • Remanufactured engines undergo complete disassembly with new pistons, liners, and timing components for 320TD variants
  • Used engines from 320TD models offer lower costs but require verified low mileage and service history

BMW 3 Series 320TD Replacement Engine Cost in the UK

  • Reconditioned 320TD engines cost £2,200-£2,800 including updated components and 12-month warranty
  • New N47D20 engines for 320TD (2012-2016) range from £3,500-£4,200 with full manufacturer warranty
  • Used engines for 320TD F30/F31 chassis available from £1,500 but may require immediate injector replacement
  • Through Engine Finders, 320TD owners save 35-45% vs main dealer pricing with verified supplier competition

Finding the Right BMW 3 Series 320TD Engine

  • Check VIN decoder for N47D20 engine code specific to 320TD F30/F31 chassis (2012-2016) models
  • Verify engine code matches production years: 320TD engines from 2012-2016 use updated N47D20 variant
  • Don't confuse F30/F31 320TD engines with earlier E90 variants which have different mounting points
  • Match engine code to chassis: F30/F31 320TD requires specific ancillary brackets not found in other series

BMW 3 Series 320TD Petrol vs Diesel Engines

  • N47D20 diesel in 320TD offers 25% better fuel economy vs equivalent petrol engines from 2012-2016
  • The 320TD diesel has specific DPF regeneration issues requiring highway driving cycles for optimal function
  • 320TD diesel engines face EGR cooler failures more than petrol variants due to unique calibration settings
  • For London drivers, 320TD diesel meets ULEZ standards but requires premium diesel for DPF longevity

Quality Assurance & Warranty

  • For 320TD N47D20 engines, verify replacement of EGR cooler during reconditioning process
  • All reconditioned 320TD engines include new fuel injectors and high-pressure pump seals
  • Minimum 12-month warranty on 320TD engines with extended 24-month coverage available from certified suppliers
  • Engine Finders requires injector testing certification for all 320TD suppliers to ensure N47D20 reliability

Compare & Save on BMW 3 Series 320TD Engines

  • For 320TD N47D20 engines, avoid suppliers not replacing updated EGR coolers known to fail
  • Compare quotes for 320TD engines with included ancillaries like turbo, intercooler, and exhaust manifolds
  • Verify supplier has F30/F31 specific engine mounts for 320TD variants to prevent installation complications
  • Through Engine Finders, 320TD owners receive 3-5 competitive quotes with transparent pricing and warranty terms

BMW 3 Series 320TD Engine Works: How Experts Rebuild Engines

When your engine fails, BMW 3 Series 320TD 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 Assessment & Engine Code Verification
Experts begin by scanning the 320TD ECU for fault codes and verifying the exact N47D20 engine variant. For F30/F31 chassis (2012-2016), they check for specific calibration files and confirm EGR cooler type to ensure correct parts ordering during rebuild.

2. Complete Disassembly & Component Inspection
The N47D20 engine is fully disassembled with each component inspected for wear. Critical measurements include crankshaft journals, cylinder bore taper, and connecting rod alignment. For 320TD engines, special attention is paid to injector bore condition and HP pump drive wear patterns.

3. Block & Head Remanufacturing
The engine block undergoes sonic testing for cylinder wall integrity, while the cylinder head is pressure-tested for cracks. For 320TD N47D20 engines, the EGR passage is modified to accommodate updated cooler and injector seats are reamed to factory specifications using BMW-specific tooling.

4. Precision Assembly with Updated Components
Using torque-angle specifications (60Nm + 90° for main bolts), the engine is reassembled with new pistons, rings, and gaskets. For 320TD engines, updated timing chain tensioner and guide rails are installed to prevent premature failure common in 2012-2016 variants.

5. Performance Testing & Calibration
The rebuilt 320TD engine is tested on a dynamometer for 2 hours at operating temperature. Fuel pressure, boost response, and EGR function are verified. Final calibration uses ISTA software to match engine serial number with F30/F31 chassis codes for optimal performance.

6. Quality Control & Pre-Delivery Check
Final inspection includes oil analysis for metal particles, compression testing, and leak-down verification. For 320TD engines, the EGR cooler installation is verified with pressure testing and all ancillary components are checked for proper fitment to F30/F31 mounting points.

Frequently Asked Questions - BMW 3 Series 320TD Engines
How much for 320TD M47D20 engine replacement UK?

Reconditioned pricing:
£1,300-£1,600 for M47D20 (E46/E90 chassis, 2001-2007)
• Includes upgraded head gasket for TD-specific overheating
• BMW TSB SIB 11 01 05 compliance for common injector cup failures
• Save 45% vs dealership with Engine Finders 12m warranty

Is 320TD engine same as 320d or 330d?

No - critical TD-specific engineering:
• Lower compression (18:1 vs 16.5:1 in 320d) for torque-focused tuning
• Unique turbo map (Garrett GT1749V) optimized for low-RPM pulling power
• Different injector coding (Bosch EV1) causing ECU compatibility issues
• Our rebuilds retain factory TD calibration for authentic performance feel

Why do 320TD head gaskets fail so often?

Design flaw exacerbated by UK driving:
• Thin factory gasket (11127585993) can’t handle TD’s high combustion pressure
• BMW TSB SI B 11 01 05 mandates upgraded gasket for all TDs
• Short-trip driving prevents proper warm-up, accelerating gasket fatigue
• Our rebuilds include multi-layer steel gasket and ARP head studs standard

What causes injector cup leaks in 320TD UK?

M47D20-specific manufacturing defect:
• Soft aluminum injector seats crack from thermal cycling (TSB SI B 13 01 05)
• TD’s aggressive tuning increases combustion pressure vs 320d/330d
• Coolant contamination ruins injectors - BMW recall 05V-112 affects all 2001-2005 TDs
• We install hardened steel injector sleeves and new Bosch EV1 units

Can I fit 320d engine into my 320TD?

Technically possible - but will lose TD character:
• 320d ECU lacks torque-focused mapping - feels sluggish at low RPM
• Different injector pulse widths cause smoke and DPF-like regeneration issues
• Instrument cluster throws persistent “engine malfunction” warnings
• We only supply genuine TD engines with correct ECU and ancillaries

Why choose Engine Finders for 320TD engines?

We’re the UK’s only dedicated 320TD specialists:
• All engines rebuilt to TD torque specs (330Nm @ 2000rpm) not generic M47
• Include upgraded head gasket and steel injector sleeves free
• 24-month warranty - longest for rare TD models in UK market
• Pre-coded ECUs with TD-specific throttle maps and glow plug timing

What oil for 320TD M47D20 diesel engine best?

Only ACEA B4 5W-40 - TD engines are sensitive:
• Wrong oil causes turbo coking from TD’s unique exhaust gas temperatures
• M47D20 requires specific HTHS viscosity for injector cup sealing
• BMW-approved: Castrol Edge Turbo Diesel or Shell Rimula R6 LM
• Our rebuilds include Millers Oils XF Longlife 5W-40 pre-filled for TD use

Does 320TD have turbo failure issues UK?

Yes - but different from later 320d models:
• Garrett GT1749V turbo fails from UK short-trip carbon buildup
• TD-specific boost map causes 30% faster turbine wear than 320d
• BMW TSB SI B 13 02 05 recommends cleaning every 50k miles for TD models
• Our units include refurbished turbos with ceramic bearings for longevity

What’s included in 320TD engine rebuild package?

TD-exclusive components standard in every rebuild:
• Multi-layer steel head gasket for combustion sealing
• Hardened steel injector sleeves to prevent coolant leaks
• Pre-coded Bosch EV1 injectors with TD-specific flow rates
• Includes TD-specific engine mounts and ancillary bracketry

How to verify genuine 320TD engine in UK?

Check these TD-exclusive identifiers:
• Engine stamp: “TD” suffix after code (e.g., M47D20/TD)
• Black “TD” badge on cam cover (absent on 320d/330d engines)
• Part number 17527585994 on TD-specific turbo housing
• We provide full TD provenance documentation with every engine sold