How much does a BMW 3 Series E92 engine replacement cost in the UK?

A reconditioned E92 engine typically costs £1,800–£14,000 supply only [BMW-QUOTE], depending on engine -the N47 diesel sits at £3,200–£5,500, while the S65 V8 in the M3 can reach £14,000. Fitting adds £650–£1,500 depending on engine and specialist location. Evaluate the car's value carefully before committing.

Which BMW 3 Series E92 engine is the most reliable?

The N52 naturally aspirated 3.0-litre six-cylinder is widely regarded as one of BMW's most reliable engines -no turbos, no HPFP, just smooth, linear power with VANOS as the primary wear item. The M57 diesel six is also exceptionally robust, with a cast-iron block and no rear-mounted timing chain [PROVISIONAL -pending dedicated Engine Page].

What are the common problems with the BMW 3 Series E92?

Timing chain stretch on the N47 diesel, HPFP and injector failure on the N54 335i, water pump failure on N52/N53 six-cylinder petrols, rod bearing wear on the S65 M3 V8, and injector/NOx sensor issues on the N43 and N53 direct-injection petrols. Thermostat and swirl flap wear on the M57 diesel six is also common.

Is the BMW 3 Series E92 reliable?

It depends heavily on which engine you choose. The N52 and M57 are exceptionally reliable. The N55 is more reliable than the N54 it replaced. The N47 diesel carries the biggest risk -timing chain stretch is well-documented. The S65 M3 is reliable if properly maintained, but rod bearings are a known weak point.

Which BMW 3 Series E92 engine should I avoid?

No engine is a hard avoid, but the N47 diesel requires very careful consideration -timing chain stretch is well-documented and a full replacement costs £3,200–£5,500 [BMW-QUOTE]. The N54 twin-turbo is also high-risk without documented HPFP and injector history.

How do I know if my E92 engine needs replacing?

Cold-start rattle on N47 diesels is the classic early warning of timing chain wear -investigate immediately. On N54 335is, long cranking or limp mode indicates HPFP failure. On N52/N53 petrols, sudden overheating suggests water pump failure. On S65 M3s, a low oil pressure warning or knocking sound is critical.

Is it worth replacing a BMW 3 Series E92 engine, or should I scrap the car?

Depends on the car's value. Against a well-kept £8,000 E92, a £3,200–£5,500 N47 recon is 40–69% -borderline but potentially viable. Against a tired £4,000 example, the same recon is 80–138% -walk away. Our 70% BMW scrap threshold is the line [BMW-VERIFIED]. For M3 cars, even the most expensive replacement is viable.

How long do BMW 3 Series E92 engines last?

The N52 and M57 can exceed 200,000 miles with proper servicing. The N55 is similarly durable. The S65 V8 can reach high mileages but requires rod bearing replacement as preventative maintenance. The N47 and N54 are limited by their known weaknesses -addressed proactively, either can reach 120,000+ miles.

What is the difference between the E92 and the E90 3 Series?

The E90 is the 4-door saloon (2005–2011), while the E92 is the 2-door coupé (2006–2013). They share the E9x platform and most engines, but the E92 has a lower roofline, wider track, and different rear light design. The E92 continued production two years after the E90 saloon ended.

How do I find my BMW 3 Series E92 engine code?

Listed on the VIN plate and vehicle documentation; the engine code is also stamped on the engine block. Tell us your variant and we'll identify it -20+ vetted BMW specialists will confirm it for free.

E92 Engine Replacement Cost UK -Compare Quotes

Name: BMW 3 Series E92 UK Engine Enquiry Data 2025
Creator: BMWEngines.uk

BMW 3 Series E92 Engine Codes -The Complete Database

Every engine fitted to the E92 Coupé specifically -spanning naturally aspirated fours and sixes, turbocharged petrols, diesel sixes, and the legendary S65 V8.

Engine CodeFamilyFuelDisplacementPowerYears (E92)Variants (badges)Reliability2025 EnquiriesAvg. Recon Cost

N43B20N43Petrol2.0L (1995cc)143–170 bhp2007–2013318i, 320i★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,000–£3,800 [BMW-QUOTE]

N45B20N45Petrol2.0L (1997cc)170 bhp2006–2012320si★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,000–£4,000 [BMW-QUOTE]

N46B20N46Petrol2.0L (1995cc)129–143 bhp2006–2010318i★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£1,800–£3,500 [BMW-QUOTE]

N52B25/30N52Petrol2.5–3.0L174–230 bhp2006–2010323i, 325i, 328i, 330i★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,500–£5,000 [BMW-QUOTE]

N53B30N53Petrol3.0L (2996cc)218–272 bhp2007–2013325i, 330i (post-2007 European)★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,800–£5,500 [BMW-QUOTE]

N54B30N54Petrol, twin-turbo3.0L (2979cc)306–326 bhp2006–2010335i, 335is★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£3,500–£6,500 [BMW-QUOTE]

N55B30N55Petrol, single-turbo3.0L (2979cc)306–320 bhp2010–2013335i★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£3,800–£6,500 [BMW-QUOTE]

S65B40S65Petrol, naturally aspirated V84.0L (3999cc)414 bhp (420 PS)2008–2013M3★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£8,000–£14,000 [BMW-QUOTE]

N47D20N47Diesel2.0L (1995cc)143–184 bhp2007–2013318d, 320d★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]1,450 [BMW-VERIFIED]£3,200–£5,500 [BMW-QUOTE]

M57D30M57Diesel3.0L (2993cc)197–231 bhp2006–2008325d, 330d★★★★☆ [PROVISIONAL -pending dedicated Engine Page]830 [BMW-VERIFIED]£4,500–£7,000 [BMW-QUOTE]

N57D30N57Diesel3.0L (2993cc)204–286 bhp2008–2013325d, 330d, 335d★★★★☆ [PROVISIONAL -pending dedicated Engine Page]830 [BMW-VERIFIED]£4,800–£7,500 [BMW-QUOTE]

Engine CodeFuelPowerYearsReliabilityEnquiriesAvg. Recon Cost

N43B20N43Petrol143–170 bhp2007–2013★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,000–£3,800 [BMW-QUOTE]

N45B20N45Petrol170 bhp2006–2012★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,000–£4,000 [BMW-QUOTE]

N46B20N46Petrol129–143 bhp2006–2010★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£1,800–£3,500 [BMW-QUOTE]

N52B25/30N52Petrol174–230 bhp2006–2010★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,500–£5,000 [BMW-QUOTE]

N53B30N53Petrol218–272 bhp2007–2013★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£2,800–£5,500 [BMW-QUOTE]

N54B30N54Petrol, twin-turbo306–326 bhp2006–2010★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£3,500–£6,500 [BMW-QUOTE]

N55B30N55Petrol, single-turbo306–320 bhp2010–2013★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£3,800–£6,500 [BMW-QUOTE]

S65B40S65Petrol, naturally aspirated V8414 bhp (420 PS)2008–2013★★★★☆ [PROVISIONAL -pending dedicated Engine Page]-(pattern data)£8,000–£14,000 [BMW-QUOTE]

N47D20N47Diesel143–184 bhp2007–2013★★★☆☆ [PROVISIONAL -pending dedicated Engine Page]1,450 [BMW-VERIFIED]£3,200–£5,500 [BMW-QUOTE]

M57D30M57Diesel197–231 bhp2006–2008★★★★☆ [PROVISIONAL -pending dedicated Engine Page]830 [BMW-VERIFIED]£4,500–£7,000 [BMW-QUOTE]

N57D30N57Diesel204–286 bhp2008–2013★★★★☆ [PROVISIONAL -pending dedicated Engine Page]830 [BMW-VERIFIED]£4,800–£7,500 [BMW-QUOTE]

Overview

BMW 3 Series E92 -Overview

The E92 is the coupé body of BMW's fifth-generation 3 Series, introduced in September 2006 as a two-door companion to the E90 saloon.

It shared the platform and most engines with the saloon but featured a lower, sleeker roofline and a wider track -a visual and dynamic step up from the E46 coupé it replaced. The E92 335i was a landmark model: the first 3 Series to feature a turbocharged petrol engine, the N54 twin-turbo straight-six. A March 2010 facelift (LCI) brought new engines including the N55 single-turbo six and the N57 diesel range. The E92 M3, introduced in 2008, remains the only M3 ever powered by a V8 -the high-revving S65. E92 production ended in June 2013, succeeded by the F32 4 Series.

Key Facts

Platform

BMW E9x (L2 platform)

Predecessor

E46 Coupé

Successor

F32 4 Series

Sibling body styles in this generation

E90 Saloon, E91 Touring, E93 Convertible

Market Intelligence

The E92 Coupé generated 256+ real UK engine enquiries in 2025 [BMW-VERIFIED], concentrated on the 320d diesel and 335i petrol as the range reaches affordable enthusiast territory.

BMW 3 Series E92 -Overview

The E92 is the coupé body of BMW's fifth-generation 3 Series, introduced in September 2006 as a two-door companion to the E90 saloon.

It shared the platform and most engines with the saloon but featured a lower, sleeker roofline and a wider track -a visual and dynamic step up from the E46 coupé it replaced. The E92 335i was a landmark model: the first 3 Series to feature a turbocharged petrol engine, the N54 twin-turbo straight-six. A March 2010 facelift (LCI) brought new engines including the N55 single-turbo six and the N57 diesel range. The E92 M3, introduced in 2008, remains the only M3 ever powered by a V8 -the high-revving S65. E92 production ended in June 2013, succeeded by the F32 4 Series.

Key Facts

Platform

BMW E9x (L2 platform)

Predecessor

E46 Coupé

Successor

F32 4 Series

Sibling body styles in this generation

E90 Saloon, E91 Touring, E93 Convertible

Market Intelligence

The E92 Coupé generated 256+ real UK engine enquiries in 2025 [BMW-VERIFIED], concentrated on the 320d diesel and 335i petrol as the range reaches affordable enthusiast territory.

Best & Worst Engines

Best Petrol Overall

N52B30 (330i, 3.0L naturally aspirated, 268 bhp)

“Widely regarded as one of BMW's most reliable engines -no turbos, no HPFP, just smooth, linear six-cylinder power with VANOS and Valvetronic as the only real wear items. The N52 is the engine that made BMW's reputation for naturally aspirated sixes.”

Who it's for: enthusiasts who want the last of BMW's great naturally aspirated straight-sixes.

Best Diesel Overall

M57D30 (pre-LCI 330d, 3.0L, 231 bhp)

“Cast-iron block, no rear-mounted timing chain to worry about, and a documented reputation for exceeding 300,000 miles with routine servicing. Thermostat housings and swirl flaps are its only real demands.”

Who it's for: buyers who want bulletproof diesel-six motoring.

Highest Risk

N47D20 (pre-2013 318d/320d, 2.0L diesel)

“The rear-mounted timing chain is the defining risk of the N47 -cold-start rattle is the warning, and a snapped chain means full replacement. The N47 remains the biggest single risk in the E92 range.”

Who it's for: buyers on a budget who must have documented chain-replacement history.

Most Expensive Failure

N54B30 (335i, twin-turbo, 306 bhp)

“HPFP failure leads to long cranks and limp mode; injector issues and turbo wastegate rattle often follow. The N54 is a tuner's dream but a wallet's nightmare without meticulous maintenance.”

Who it's for: 335i buyers with deep pockets and full service history.

Best Value

N57D30 (post-LCI 330d, 3.0L, 245 bhp)

“Genuinely improved over the M57 on economy and refinement, with the single-turbo N57 avoiding the twin-turbo risks of later 335d variants. The sweet spot of the E92 diesel range.”

Who it's for: buyers who want modern diesel-six efficiency without the N47's timing chain anxiety.

Most Overlooked

S65B40 (M3, 4.0L V8, 414 bhp)

“The only V8 ever fitted to an M3 -high-revving, sonorous, and utterly addictive. Rod bearings are the known weak point, but the E9x M3 is a future classic. For many, it's the ultimate E92.”

Who it's for: collectors and enthusiasts who want the pinnacle of the E92 range.

Best Petrol Overall

N52B30 (330i, 3.0L naturally aspirated, 268 bhp)

“Widely regarded as one of BMW's most reliable engines -no turbos, no HPFP, just smooth, linear six-cylinder power with VANOS and Valvetronic as the only real wear items. The N52 is the engine that made BMW's reputation for naturally aspirated sixes.”

Who it's for: enthusiasts who want the last of BMW's great naturally aspirated straight-sixes.

Best Diesel Overall

M57D30 (pre-LCI 330d, 3.0L, 231 bhp)

“Cast-iron block, no rear-mounted timing chain to worry about, and a documented reputation for exceeding 300,000 miles with routine servicing. Thermostat housings and swirl flaps are its only real demands.”

Who it's for: buyers who want bulletproof diesel-six motoring.

Highest Risk

N47D20 (pre-2013 318d/320d, 2.0L diesel)

“The rear-mounted timing chain is the defining risk of the N47 -cold-start rattle is the warning, and a snapped chain means full replacement. The N47 remains the biggest single risk in the E92 range.”

Who it's for: buyers on a budget who must have documented chain-replacement history.

Most Expensive Failure

N54B30 (335i, twin-turbo, 306 bhp)

“HPFP failure leads to long cranks and limp mode; injector issues and turbo wastegate rattle often follow. The N54 is a tuner's dream but a wallet's nightmare without meticulous maintenance.”

Who it's for: 335i buyers with deep pockets and full service history.

Best Value

N57D30 (post-LCI 330d, 3.0L, 245 bhp)

“Genuinely improved over the M57 on economy and refinement, with the single-turbo N57 avoiding the twin-turbo risks of later 335d variants. The sweet spot of the E92 diesel range.”

Who it's for: buyers who want modern diesel-six efficiency without the N47's timing chain anxiety.

Most Overlooked

S65B40 (M3, 4.0L V8, 414 bhp)

“The only V8 ever fitted to an M3 -high-revving, sonorous, and utterly addictive. Rod bearings are the known weak point, but the E9x M3 is a future classic. For many, it's the ultimate E92.”

Who it's for: collectors and enthusiasts who want the pinnacle of the E92 range.

BMW 3 Series E92 -Ownership Economics

EngineTypical MileageCommon Major FailureRepair Cost (Specialist)Replacement Cost (Recon)Ownership Verdict

N43/N45/N46 (4-cyl petrol)60k–100kTiming chain, injectors£600–£1,800£1,800–£4,000

Risk vs Reward -N43 injector issues common.

N52 (3.0 petrol)100k+VANOS solenoids, water pump£300–£1,000£2,500–£5,000

Best Petrol -reliable, simple, no turbo worries.

N53 (3.0 petrol DI)60k–100kInjectors, NOx sensor£800–£2,000£2,800–£5,500

Watch -direct injection adds complexity.

N54 (3.0 twin-turbo)30k–80kHPFP, injectors, turbos£800–£3,000£3,500–£6,500

Most Expensive -fast, but costly to maintain.

N55 (3.0 single-turbo)40k–90kHPFP (less common), VANOS£600–£2,000£3,800–£6,500

Solid Choice -more reliable than N54.

S65 (4.0 V8)30k–70kRod bearings, throttle actuators£1,500–£4,000£8,000–£14,000

Collector's Piece -magnificent but costly.

N47 (2.0 diesel)60k–120kTiming chain£650–£1,800£3,200–£5,500

High Risk -rear chain defines this engine.

M57 (3.0 diesel)100k–150k+Thermostat, swirl flaps£200–£600£4,500–£7,000

Best Diesel -bulletproof if maintained.

N57 (3.0 diesel)80k–130kChain wear (later onset)£600–£1,600£4,800–£7,500

Solid Choice -improved over M57.

EngineTypical MileageCommon Major FailureRepair Cost (Specialist)Replacement Cost (Recon)Ownership Verdict

N43/N45/N46 (4-cyl petrol)60k–100kTiming chain, injectors£600–£1,800£1,800–£4,000

Risk vs Reward -N43 injector issues common.

N52 (3.0 petrol)100k+VANOS solenoids, water pump£300–£1,000£2,500–£5,000

Best Petrol -reliable, simple, no turbo worries.

N53 (3.0 petrol DI)60k–100kInjectors, NOx sensor£800–£2,000£2,800–£5,500

Watch -direct injection adds complexity.

N54 (3.0 twin-turbo)30k–80kHPFP, injectors, turbos£800–£3,000£3,500–£6,500

Most Expensive -fast, but costly to maintain.

N55 (3.0 single-turbo)40k–90kHPFP (less common), VANOS£600–£2,000£3,800–£6,500

Solid Choice -more reliable than N54.

S65 (4.0 V8)30k–70kRod bearings, throttle actuators£1,500–£4,000£8,000–£14,000

Collector's Piece -magnificent but costly.

N47 (2.0 diesel)60k–120kTiming chain£650–£1,800£3,200–£5,500

High Risk -rear chain defines this engine.

M57 (3.0 diesel)100k–150k+Thermostat, swirl flaps£200–£600£4,500–£7,000

Best Diesel -bulletproof if maintained.

N57 (3.0 diesel)80k–130kChain wear (later onset)£600–£1,600£4,800–£7,500

Solid Choice -improved over M57.

The E92 rule

A £3,200–£5,500 N47 recon against a £3,000–£12,000 E92 sits at 27–183% of the car's value【EM-VERIFIED】. On a sub-£4,000 example, that brushes our 70% BMW threshold -we'll honestly tell you to walk away. Against a well-kept £8,000+ example, the same recon drops to 40–69% -a repair decision, not a financial one. Value the car first. For M3 cars, the economics are different -collector values justify the higher costs.

Key Takeaways

Which E92 Costs Least To Own?
N52 330i -simple naturally aspirated six, no turbos, fewer failure modes.
Which E92 Costs Most To Own?
S65 M3 -rod bearings, throttle actuators and V8 complexity add up fast.
Which E92 Is Best Value?
M57 330d (pre-LCI) -bulletproof diesel-six without the N47's timing chain anxiety.

Common Problems

01

N47

Diesel Timing Chain Stretch

Affected models:

E92 318d, 320d (2007–2013, N47 engine).

Typical failure mileage:

60,000–120,000 miles.

Root cause:

The rear-mounted timing chain receives the last oil feed and is tensioned by a plastic guide that degrades over time -cold-start rattle for 1–2 seconds is the classic early warning.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£1,800–£2,500

£650–£1,800

Replace chain, tensioner and guides

Catastrophic (Replacement)

Dealer

Specialist

£6,000–£8,500

£3,200–£5,500

Full reconditioned engine replacement

Our Recommendation

At the first sign of cold-start rattle on any N47 diesel E92, get the chain inspected immediately -a £650–£1,800 preventative repair is dramatically cheaper than the £3,200–£5,500 replacement that follows if ignored. On an E92 worth under £4,000, this decision alone determines whether the car stays economically viable.

Compare N47 diesel engine prices for your E92

02

N54

HPFP & Injector Failure

Affected models:

E92 335i (2006–2010, N54 engine).

Typical failure mileage:

30,000–80,000 miles.

Root cause:

The high-pressure fuel pump's internal wear leads to fuel pressure loss, hard starting, and eventual engine damage if ignored; injector issues frequently follow. This is the defining weakness of BMW's first turbocharged petrol engine.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£1,200–£1,800

£800–£1,500

HPFP, fuel rail and injector seal replacement

Catastrophic (Replacement)

Dealer

Specialist

£7,000–£9,500

£4,500–£7,500

Reconditioned N54 with upgraded HPFP components

Our Recommendation

If your E92 335i has no documented HPFP history, treat it as overdue preventative maintenance -£800–£1,500 now is far cheaper than the £4,500+ replacement that follows a lean-running failure.

Compare N54 engine prices for your E92 335i

03

N52

/ N53 Water Pump & Cooling System Failure

Affected models:

E92 323i, 325i, 328i, 330i (N52/N53 engines).

N52 / N53 Water Pump & Cooling System Failure

Typical failure mileage:

60,000–100,000 miles.

Root cause:

The electric water pump on N52 and N53 engines is a known weak point -failure leads to sudden overheating and potential engine damage. The N53's direct injection system also suffers from injector and NOx sensor issues.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£600–£1,200

£400–£800

Water pump and thermostat replacement

Catastrophic (Replacement)

Dealer

Specialist

£5,000–£8,000

£3,500–£6,000

Full engine replacement if overheating caused damage

Our Recommendation

Replace the water pump as preventative maintenance at 60,000 miles -a £400–£800 specialist job is trivial against the £3,500+ engine replacement that follows an ignored overheating event.

Compare N52/N53 engine prices for your E92

04

S65

Rod Bearing Wear (M3)

Affected models:

E92 M3 (2008–2013, S65 V8).

Typical failure mileage:

30,000–70,000 miles.

Root cause:

The S65 V8's rod bearings are a well-documented weak point -clearance issues and oil starvation can lead to bearing failure and catastrophic engine damage. This is the single most important maintenance item on any E9x M3.

Tiered Cost Table

Preventative (Repair)

Dealer

Specialist

£2,500–£4,000

£1,500–£2,800

Rod bearing replacement with upgraded bearings

Catastrophic (Replacement)

Dealer

Specialist

£12,000–£18,000

£8,000–£14,000

Full S65 engine replacement

Our Recommendation

If you're buying an E92 M3, budget for rod bearing replacement immediately unless there's documented proof it's already been done -£1,500–£2,800 now is dramatically cheaper than the £8,000+ engine replacement that follows a bearing failure. This is not optional; it's the defining maintenance item of the S65 V8.

Compare S65 engine prices for your E92 M3

E92 Engine Replacement Costs -By Engine and Condition

VariantEngine CodeUsed (Supply)Reconditioned (Supply)Rebuilt (Supply)Labour Hours

318i / 320i (2.0 petrol)N43/N45/N46£800–£1,800£1,800–£4,000£2,800–£5,5008–12 hrs

323i / 325i / 328i / 330i (2.5–3.0 petrol)N52B25/30£1,200–£2,800£2,500–£5,000£4,000–£6,50010–14 hrs

325i / 330i (3.0 DI petrol)N53B30£1,500–£3,000£2,800–£5,500£4,500–£7,00010–14 hrs

335i (3.0 twin-turbo)N54B30£2,000–£4,000£3,500–£6,500£5,000–£8,50012–16 hrs

335i (3.0 single-turbo)N55B30£2,000–£4,000£3,800–£6,500£5,000–£8,50012–16 hrs

M3 (4.0 V8)S65B40£4,000–£8,000£8,000–£14,000£10,000–£18,00016–22 hrs

318d / 320d (2.0 diesel)N47D20£1,800–£3,200£3,200–£5,500£4,500–£6,50010–14 hrs

325d / 330d (3.0 diesel, pre-LCI)M57D30£2,500–£4,500£4,500–£7,000£6,000–£9,00012–16 hrs

325d / 330d / 335d (3.0 diesel, post-LCI)N57D30£2,500–£4,500£4,800–£7,500£6,500–£9,50012–16 hrs

No Generation variance from the EM_Proprietary_Data baseline figures -E92 Coupé shares the E9x platform with the E90 saloon, with similar engine-bay access, so costs are inherited directly per the Authority Model, with no divergence note required.

Core Variants

Diesel & Petrol Lineup

Diesel Variants

318d320d325d330d335d

Petrol Variants

318i320i320si323i325i328i330i335iM3

Scope note: All variants listed are E92 Coupé only. E90 Saloon, E91 Touring and E93 Convertible share most of these engines but are covered on their own Generation Pages, since fitment and body-specific characteristics vary. The 335is (2011–2013, North America) used a factory-tuned N54 with 320 bhp. The 320si is a limited-edition homologation model.

Diesel & Petrol Lineup

Diesel Variants

318d320d325d330d335d

Petrol Variants

318i320i320si323i325i328i330i335iM3

Scope note: All variants listed are E92 Coupé only. E90 Saloon, E91 Touring and E93 Convertible share most of these engines but are covered on their own Generation Pages, since fitment and body-specific characteristics vary. The 335is (2011–2013, North America) used a factory-tuned N54 with 320 bhp. The 320si is a limited-edition homologation model.

Market Intelligence

Most Requested E90 Engines (2025)

1.1. N47D20 (largest share of diesel enquiries)
2.2. N54B30
3.3. N57D30/M57D30

Most Requested E90 Variants

1.1. 320d
2.2. 335i
3.3. 330d

Average E90 Replacement Cost

£4,500 reconditioned, supply only [BMW-QUOTE]

Most Common E90 Failures

1.1. N47 timing chain
2.2. N54 HPFP/injectors
3.3. N52/N53 water pump failure

Live Feed

VehicleLocationIssueEnquiries

BMW 3 Series

E92 320d

Manchester

Cold-start rattle

5

enquiries

BMW 3 Series

E92 335i

London

HPFP replacement

3

enquiries

BMW 3 Series

E92 M3

Birmingham

Rod bearing inspection

2

enquiries

Updated Monthly

FAQ

BMW 3 Series E90 rear three-quarter view

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BMW 3 Series E92 Engines -The Complete UK Guide

BMW 3 Series E92 Engine Codes -The Complete Database

BMW 3 Series E92 -Overview

BMW 3 Series E92 -Overview

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BMW 3 Series E92 -Ownership Economics

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E92 Engine Replacement Costs -By Engine and Condition

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Why UK BMW 3 Series E92 Owners Trust BMWEngines.uk

Why UK BMW 3 Series E92 Owners Trust BMWEngines.uk

Best & Worst Engines

Diesel & Petrol Lineup

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