What engine codes were used in the BMW 530i-

The BMW 530i has used six main engine codes across its production: M30B30 (E12/E28/E34), M60B30 (E34 V8), M54B30 (E39/E60), N52B30 (E60), N53B30 (E60 LCI/F10), and B48B20 (G30). The engine code is stamped on the engine block and can also be verified via your VIN.

BMW 530i SPECIALISTS

BMW 5 Series 530i Engine Replacement Compare Prices & Get Quotes

Looking for a BMW 5 Series 530i engine replacement- Get quotes today from trusted UK BMW 530i engine specialists and compare prices on reconditioned, rebuilt and used engines for your E12, E28, E34, E39, E60, F10 or G30 530i.

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BMW 5 Series 530i Engine

from£1,500 to £3,200...

Usedfrom £700
Reconditionedfrom £1,500
Common codesM30B30, M60B30, M54B30

BMW 5-seriesUsed Engine — M30B30

BMW 5-series 530i Reconditioned Engine — M30B30

BMW 5-seriesReconditioned Engine — M30B30

BMW 5-series 530i Rebuilt Engine — M30B30

BMW 5-seriesRebuilt Engine — M30B30

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Variant History

BMW 5 Series 530i Engine History & Specs at a Glance

The BMW 530i has been a mainstay of the 5 Series range since the 1970s, evolving from the original M30 'big six' through V8 and modern turbocharged four-cylinder powerplants. Across seven generations, the 530i badge has consistently represented the sweet spot between performance and refinement in the executive saloon market.

1976
E12 530i launched with M30B30 3.0L inline-six, producing 176-188hp (Bosch L-Jetronic fuel injection)
1981
E28 530i continues with M30B30 3.0L inline-six, 184hp
1988
E34 530i introduced with M30B30 3.0L inline-six, 188hp
1992
E34 530i gains M60B30 3.0L V8, 218hp - first V8 in a 5 Series
2000
E39 530i debuts M54B30 3.0L inline-six, 231hp
2003
E60 530i launches with N52B30 3.0L inline-six, 258hp
2007
E60 LCI 530i switches to N53B30 3.0L inline-six, 272hp
2010
F10 530i continues with N53B30 3.0L inline-six, 272hp (Europe only)
2017
G30 530i introduces B48B20 2.0L turbocharged four-cylinder, 252hp

Every engine fitted to the BMW 5 Series 530i is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

BMW 5 Series 530i Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

M30B30 — 3.0L Petrol Inline-Six (E12: 1976-1981, E28: 1981-1988, E34: 1988-1992)

Power Output: 176-188hp
Years Fitted: 1976-1992

Can’t find your exact engine code?-> Get quotes for M30B30 BMW 5 Series 530i engine replacement

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Common Problems

BMW 5 Series 530i Engine Problems Repair Cost vs Replacement

The BMW 530i has been powered by six different engine families across its long production run, each with its own character and common issues. While generally reliable, age-related cooling system failures and oil leaks are the most frequent concerns for UK owners. A rebuilt 530i engine through EnginesMarket includes upgraded components addressing the original failure point, plus a minimum 12-month unlimited-mileage warranty.

Common failure points and repair options

Cooling System Failure

Affected: BMW 5 Series 530i (all generations, all engine codes)
Typical failure mileage: 60k-120k (age-related)

Root cause

The plastic expansion tanks, water pumps, and thermostats degrade with age and mileage, leading to coolant loss and overheating. This is the single most common failure across all 530i generations.

Repair options

Repair tier	Dealer price	Specialist price
Cooling system refresh	£500-£1,000	£300-£600
Full Replacement - rebuilt/reconditioned engine	£3,500-£5,500	£2,200-£4,500

Our recommendation

For most BMW 530i owners, preventative cooling system maintenance is the best value approach. The M54, N52 and N53 engines are fundamentally robust, and catching cooling issues early avoids catastrophic failure. If the engine has overheated badly and suffered head gasket or bottom-end damage, a rebuilt unit with warranty is the safer long-term choice.

-> Compare rebuilt BMW 5 Series 530i engine prices

Oil Leaks

Affected: BMW 5 Series 530i (M54, N52, N53, B48 engines)
Typical failure mileage: 60k-100k

Root cause

The rubber gaskets harden with heat cycling, leading to oil seepage onto the exhaust manifold (creating a burning smell) or onto the drive belt (risking belt failure and engine seizure).

Repair options

Repair tier	Dealer price	Specialist price
Gasket replacement	£400-£800	£250-£500
Full Replacement - rebuilt/reconditioned engine	£3,500-£5,500	£2,200-£4,500

Our recommendation

Gasket replacement is routine maintenance on higher-mileage 530i models. If caught early, this is a straightforward specialist repair. If oil has contaminated the drive belt or caused it to fail, check for further damage before deciding on a full replacement.

Don't Let Engine Failure Write Off Your BMW 5 Series 530i

The 530i badge has represented over four decades of BMW engineering excellence, from the M30 'big six' through the V8 era to today's turbocharged B48. With regular preventative maintenance - particularly cooling system attention - your 530i can keep delivering that signature straight-six or refined four-cylinder character for years to come. If replacement is required, EnginesMarket connects you with UK specialists offering rebuilt units with 12-month warranty and nationwide delivery.

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FAQ

BMW 5 Series 530i Engine ReplacementFrequently Asked Questions

Everything BMW 5 Series 530i owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

A BMW 530i engine replacement typically costs £1,500-£4,500 for a rebuilt unit supply-only, with fitted prices ranging from £2,200-£5,500 depending on the generation and specialist. Used engines can be found from £600-£2,200.

Rebuilt M54B30 supply: £2,200-£3,500 [ESTIMATED]
Rebuilt N53B30 supply: £3,000-£4,500 [ESTIMATED]
Rebuilt B48B20 supply: £3,200-£5,000 [ESTIMATED]
Full supply & fit: £2,200-£5,500 depending on generation and workshop

-> Get a tailored quote for your BMW 530i today

Yes - the 530i is widely regarded as one of the most reliable 5 Series variants, particularly the M54 and N52 straight-six models. However, age-related issues like cooling system deterioration and oil leaks require proactive maintenance.

M54B30: Very reliable, cooling system is the main concern
N52B30: Reliable, but oil leaks and VANOS issues can occur
N53B30: Generally reliable, HPFP and injector issues documented
B48B20: Modern and reliable, coolant leaks are the main issue

-> Get a quote for your 530i today

The most common issues across all 530i generations are cooling system failure (plastic expansion tank, water pump, thermostat degradation) and oil leaks (valve cover gasket, oil filter housing gasket). On N53 engines, high-pressure fuel pump and injector issues are also reported.

Cooling system refresh: £300-£600 at specialist
Gasket replacement: £250-£500 at specialist
Full engine replacement: £2,200-£5,500 fitted

-> Compare 530i specialist quotes now

It depends on your 530i's generation and condition. A pristine E39 530i (£5,000+) or any G30 530i (£15,000-£35,000) easily justifies replacement. A sub-£4,000 E60 or older example requires careful evaluation - assess the car's overall condition, rust, and interior before committing.

Check for rust - E39 and E60 5 Series are prone to corrosion
Factor in the car's overall condition, not just the engine
Low-mileage or M Sport examples warrant greater investment

-> Compare 530i engine prices and make an informed decision

Yes - all 530i engine families have strong aftermarket and OEM parts support in the UK. The M54, N52, N53 and B48 are particularly well-supported, with specialists stocking timing components, cooling system parts, gaskets, and full rebuilt units.

Cooling system parts readily available for all generations
M54 and N52 parts widely stocked by BMW specialists
Full rebuilt units available through EnginesMarket for all 530i codes

-> Get connected with 530i specialists today

Why Choose Us

Compare BMW 5 Series 530i Engine Prices Today

Comparing quotes for your BMW 5 Series 530i engine replacement is free, no-obligation, and specific to your exact generation, variant, and engine code - whether that's an M30B30 from the E12 era, a V8 M60B30, a straight-six M54, N52 or N53, or a modern B48B20 turbo. Enter your registration above to receive tailored quotes from UK specialists who understand each engine's unique characteristics.

M30,M30, M60, M54, N52, N53 & B48 engines supplied through our network

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