How much does a BMW N57 engine replacement cost?

A reconditioned N57 typically costs £4,500–£7,000 supply only [BMW-QUOTE], varying by variant (single/twin/triple-turbo) and vehicle application. Fitting adds £780–£1,300 depending on labour rates. Use our calculator for a figure specific to your car.

Is the BMW N57 a reliable engine?

The N57 earns 3.5★ out of 5 [BMW-VERIFIED], based on 830+ UK enquiries and cross-referenced specialist reports. It's more reliable than the N47 but less robust than the M57 it replaced.

What is the most common BMW N57 failure?

Timing chain stretch is the most serious -the chain can stretch, wear guides, and cause catastrophic engine failure if ignored. Typically appears from 80,000–150,000 miles.

Which BMW models use the N57 engine?

The N57 powers the 330d/335d (3 Series), 530d/535d/M550d (5 Series), 640d (6 Series), 730d/740d/750d (7 Series), and X3/X4/X5/X6 xDrive30d/35d/40d/M50d models.

How long does the BMW N57 engine last?

With meticulous servicing -especially 8,000-mile oil changes using BMW Longlife-04 spec -an N57 can exceed 180,000–200,000 miles. Crankshaft bearing failures are rare outside police/high-idle duty cycles.

BMWN57Diesel3.0L Straight-62008–2019

BMW N57 Engine -Specs, Reliability & Replacement Cost

The BMW N57 is BMW’s 3.0-litre straight-six turbodiesel -a strong performer, but timing chain wear and turbo failures are well documented. Backed by 830+ real UK enquiries in 2025 [BMW-VERIFIED].

Compare N57 Engine Prices

BMW N57 Engine -Specs, Reliability & Replacement Cost

Compare N57 Engine Prices

830+
Enquiries
14
Models
Fitted
70/100
Engine
Score
Part of Engine Finders

BMW N57 Engine Overview

All the essential specifications, performance data, and compatibility information at a glance.

Engine Family

BMW N57

Fuel

Diesel

Power Range

201–381 hp

Overall Engine Score

70/100

★★★★☆

Configuration / Displacement

Straight-6, 3.0L (2,993 cc)

Modern turbodiesel four-cylinder engine with proven architecture.

Years Produced

2008–2019

Over a decade of production and continuous development.

Models Fitted (BMW only)

Fitted across a wide range of BMW vehicles and body styles.

Cross-Brand Fitment

Exclusive to BMW

The N47 engine is engineered exclusively for BMW vehicles.

BMW-Verified Data

Verified using real UK enquiries and workshop data.

Real-World Insights

Based on 1,450+ UK enquiries in 2025.

Trusted by Enthusiasts

Part of Engine Finders - UK's leading engine specialists.

Quality You Can Trust

Every engine is checked, inspected and quality assured.

Engine Family

BMW N57

Fuel

Diesel

Configuration /
Displacement

Straight-6, 3.0L (2,993 cc)

Power Range

201–381 hp

Years Produced

2008–2019

Models Fitted (BMW only)

Cross-Brand Fitment

Exclusive to BMW

Overall Engine Score

70/100

★★★★☆

Verdict & Rating

Rating:

3.5

out of 5

90% confidence -based on 830 UK enquiries, specialist rebuild reports, and cross-referenced owner forums.

The N57 is a strong, refined diesel six -but timing chain stretch and turbo failures are genuine risks -buy only with full service history and a documented chain inspection.

Best for:

High-mileage motorway drivers who service on schedule with premium oil.

Avoid if:

No documented timing chain history above 80,000 miles or signs of turbo wear.

Engine Score breakdown:

DimensionScore (of 20)

Reliability

3.5★ × 4 = 14

14 /20

Repair Cost

Reconditioned supply midpoint £5,750 (£4,500–£7,000) → falls in £5,000–£6,999 band

12 /20

Repairability

Mix of cheap fixes (turbo, injectors) and expensive ones (timing chain, crankshaft bearings)

12 /20

Parts Supply

Well-supported; parts available from multiple UK suppliers

20 /20

Replacement Economics

Recon cost 45–59% of lowest host-vehicle value (sub-£10k F10/E70 examples)

12 /20

Total Engine Score

70 / 100

Rating:

3.5

out of 5

90% confidence -based on 830 UK enquiries, specialist rebuild reports, and cross-referenced owner forums.

The N57 is a strong, refined diesel six -but timing chain stretch and turbo failures are genuine risks -buy only with full service history and a documented chain inspection.

Engine Score breakdown:

DimensionScore (of 20)

Reliability

3.5★ × 4 = 14

14 /20

Repair Cost

Reconditioned supply midpoint £5,750 (£4,500–£7,000) → falls in £5,000–£6,999 band

12 /20

Repairability

Mix of cheap fixes (turbo, injectors) and expensive ones (timing chain, crankshaft bearings)

12 /20

Parts Supply

Well-supported; parts available from multiple UK suppliers

20 /20

Replacement Economics

Recon cost 45–59% of lowest host-vehicle value (sub-£10k F10/E70 examples)

12 /20

Total Engine Score

70 / 100

Best for:

High-mileage motorway drivers who service on schedule with premium oil.

Avoid if:

No documented timing chain history above 80,000 miles or signs of turbo wear.

Compatible BMW Models

BMW N57 engines are fitted across 9+ models from 2008–2019.

BMW Exclusive Engine

This is an exclusive BMW engine. No cross-platform sharing.

2008

11 Years of Production

2019

BMW

3 Series

E90 · E91 · E92 · E93 · F30 · F31

330d · 335d · 335d (xDrive)

2008–20193 Variants →

BMW

4 Series

F32 · F33

430d · 435d

2013–20192 Variants →

BMW

5 Series

F10 · F11

530d · 535d · M550d

2010–20183 Variants →

BMW

6 Series

F06 · F12 · F13

640d

2011–20181 Variants →

BMW

7 Series

F01 · F02

730d · 740d · 750d

2008–20153 Variants →

BMW

F25

xDrive30d · xDrive35d

2010–20172 Variants →

BMW

F26

xDrive30d · xDrive35d

2014–20182 Variants →

BMW

E70 · F15

xDrive30d · xDrive35d · xDrive40d · M50d

2008–20184 Variants →

BMW

E71 · F16

xDrive30d · xDrive35d · xDrive40d · M50d

2008–20194 Variants →

Other BMW Models

N57 also appears in limited variants and markets.

View full details →

Compatibility Verified

All compatibility data verified from BMW parts catalogues and specialist databases. [BMW-VERIFIED]

BMW

3 Series

Generation

E90/E91/E92/E93

Variant/Badge

330d, 335d

Years

2008–2013

BMW

3 Series

Generation

F30/F31

Variant/Badge

330d, 335d (xDrive)

Years

2012–2019

BMW

4 Series

Generation

F32/F33

Variant/Badge

430d, 435d

Years

2013–2019

BMW

5 Series

Generation

F10/F11

Variant/Badge

530d, 535d, M550d

Years

2010–2018

BMW

6 Series

Generation

F06/F12/F13

Variant/Badge

640d

Years

2011–2018

BMW

7 Series

Generation

F01/F02

Variant/Badge

730d, 740d, 750d

Years

2008–2015

BMW

Generation

F25

Variant/Badge

xDrive30d, xDrive35d

Years

2010–2017

BMW

Generation

F26

Variant/Badge

xDrive30d, xDrive35d

Years

2014–2018

BMW

Generation

E70

Variant/Badge

xDrive30d, xDrive35d, xDrive40d

Years

2008–2013

BMW

Generation

F15

Variant/Badge

xDrive30d, xDrive40d, M50d

Years

2013–2018

BMW

Generation

E71

Variant/Badge

xDrive30d, xDrive35d, xDrive40d, M50d

Years

2008–2014

BMW

Generation

F16

Variant/Badge

xDrive30d, M50d

Years

2014–2019

Other BMW Models

N57 also appears in limited variants and markets.

View full details ›

Compatibility Verified

All compatibility data verified from BMW parts catalogues and specialist databases. [BMW-VERIFIED]

Exclusive to BMW -no cross-brand fitment.

BMW N57 Engine Price Guide

All prices are estimates from UK specialists [BMW-QUOTE]

Fitting an N57 typically takes 12–16 hours at £65–£95/hr (independent) or £110–£160/hr (London/SE dealer) [BMW-QUOTE].

(Exclusive mode – no cross-link)

USED

Supply Only

£2,500–£4,500

Fitted (Indie)

£3,250–£5,540

3–6 months

BMW N57 Engine Price Guide

All prices are estimates from UK specialists

[BMW-QUOTE]

USED

Supply Only

£2,500–£4,500

Fitted (Indie)

£3,250–£5,540

Warranty

3–6 months

Frequently Asked Questions

Expert answers to the most common BMW N57 engine questions.

Why Owners Trust Us

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Find the best BMW N57 engine replacement UK drivers rely on.

Compare real prices from trusted specialists on EnginesMarket today and get back on the road with confidence.

Compare BMW N57 Engine Prices Now