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Popular BMW 430i Engine Models

Compare used and reconditioned engine guide prices from trusted UK suppliers. Find replacement engine options by model, price and availability.

Available Engine Models Starting guide prices for replacement engines
Quick Quotes
Engine Code CC Size Fuel Number of Cylinders Aspiration Fits Price
(From)
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 -300
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 -300
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2016-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2020-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B46B20B Average rating: 5 4 0
B46B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -
BMW BMW 430i Engine B48B20B Average rating: 5 4 0
B48B20B
2.0 Litre 1998 cc Petrol V TYPE 8 CYLINDER Turbo 2021-2024 -

Your BMW 430i engine options at a glance

Need a BMW 430i engine now? Start by confirming the exact engine, then compare used versus reconditioned condition, warranty, fitting and recovery as one complete repair decision.

  • Service choice: supply-only or supply-and-fit.
  • Recovery: available for non-running vehicles to the garage doorstep across mainland UK.
  • Reconditioned engine warranty: up to 3 years, depending on the engine and stated terms.
  • Potential saving: up to 40% against comparable main-dealer routes where the job and specification allow.
  • Used engine warranty: up to 6 months, depending on the unit and stated terms.

Why fitting quality and written terms matter

The engine is only one part of the outcome. A correct unit can still give problems if an external cause of failure is ignored or the installation is rushed. Ask the garage how it will check cooling, lubrication and relevant ancillaries, and make sure warranty requirements are understood before the old engine is removed. BuyEngines combines 35 years of experience with modern workshop facilities, qualified mechanics and a network of garages across mainland UK to support a more complete replacement route.

Which BMW 430i replacement gives the best value?

OptionUsually suitsWarranty position
Used engineLower upfront budget, quicker return to the road where suitable stock existsUp to 6 months, subject to unit and terms
Reconditioned engineOwners keeping the vehicle longer or wanting a more extensively renewed unitUp to 3 years, subject to engine and terms

Do not compare the two by purchase price alone. Ask what is included, what the warranty requires from the fitter and which additional parts should be renewed before the replacement is commissioned.

Compatibility is more important than a cheap advertised price

Two BMW 430i vehicles can look identical and still require different engine specifications. Before a unit is reserved, provide the registration and, where needed, VIN and engine code. Year, transmission and output can also matter. A proper match reduces failed deliveries, labour delays and disputes over components that do not transfer correctly. Your quotation should state what is included with the engine and which items-such as turbocharger, injectors, manifolds, starter, alternator or sensors-are excluded, tested separately or transferred from the old unit.

Do not ignore the systems around the BMW 430i engine

If the exact fuel or engine derivative is not obvious from the model name, that is precisely why a registration, VIN or engine-code check should happen before an engine is offered as compatible.

Compare the whole repair cost, not just the engine

A useful BMW 430i quote should let you see where the money goes. Ask for the engine, delivery or recovery, labour, essential service items and any recommended ancillary work to be identified. Also ask what could create an additional charge after strip-down. This makes two suppliers easier to compare and reduces the chance that a cheap headline price expands later. BuyEngines focuses on alternative used and reconditioned routes that, on suitable jobs, can save up to 40% versus a comparable main-dealer repair.

Supply-only, fitted service or recovery for your BMW 430i

Supply-only suits you if the vehicle is already with a garage you trust and that garage has agreed to carry out the engine change. Supply-and-fit is useful when you want the engine and installation arranged as one route through the BuyEngines mainland UK garage network. If the BMW 430i cannot be driven safely, recovery can also be arranged to the garage doorstep. Tell us which route you need at the beginning so the quotation reflects the actual job rather than an engine sitting separately from the labour and transport required to use it.

Match the BMW 430i engine solution to your circumstances

Instead of asking only 'how much is the engine?', decide which outcome matters most to you:

  • If the diagnosis is uncertain, do not order an engine to 'see if it fixes it'. Confirm that the fault is internal and that replacement is more sensible than repairing the existing unit.
  • If you need budget certainty, ask which extra charges could arise only after removal of the old engine. Knowing the likely exceptions in advance makes supplier quotes easier to compare fairly.
  • If the vehicle also needs major gearbox, corrosion, electrical or suspension work, include those costs in the decision. An engine can be good value only when the rest of the vehicle still justifies the investment.

For a premium car, documentation and workshop capability are part of the value of the repair, not optional extras. Where multiple powertrains exist under the same model name, matching by vehicle details is essential.

What happens when you request a BMW 430i engine quote

  1. Tell us what failed: Share the BMW 430i details, symptoms or workshop diagnosis and current location.
  2. Match the engine: Compatibility is checked using the vehicle identity and relevant engine information.
  3. Plan the return to road: Select supply-only or fitting, add recovery if needed and compare the complete repair route.

The aim is to give you a route from engine failure to a properly matched replacement without unnecessary calls between unrelated suppliers.

Compare BMW&nbsp430i engine quotes from trusted UK suppliers BMW&nbsp430i owner comparing replacement engine options Compare BMW&nbsp430i engine warranty mileage and delivery options

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Trusted by UK Drivers Looking for Replacement Engines

Read feedback from customers who used our quote process to explore used and reconditioned engine options from participating UK suppliers.

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Quote Customer

Found a replacement engine quote quickly, and the supplier clearly explained the delivery and warranty options.

Mitchell Rix Replacement engine enquiry
Quote Customer

The comparison made it easier to understand my options instead of contacting different engine breakers separately.

Natalie Piper Used engine quote customer
Quote Customer

Clear process, quick responses and useful information before I selected a used engine supplier.

Replacement Engine Help

Clear answers for UK drivers comparing used, reconditioned, supply-only and fitted replacement engine quotes.

Frequently asked questions about BMW 430i replacement engines

How quickly can a BMW 430i engine be replaced?

Timescale depends on exact engine availability, delivery or recovery, workshop capacity and whether additional faults or parts are found. Ask for a realistic current estimate after the engine has been matched rather than relying on a generic turnaround claim.

How much is a replacement BMW 430i engine in the UK?

There is no reliable one-price answer. The total depends on the exact engine code, used or reconditioned condition, availability, included ancillaries, warranty, recovery and fitting. A vehicle-matched written quote is more meaningful than a generic advertised figure.

How long is the warranty on a reconditioned BMW 430i engine?

Reconditioned engines can be supplied with warranty cover of up to three years, depending on the engine and the stated conditions. Check the written terms and any fitting or servicing requirements before installation.

Can you fit the replacement BMW 430i engine for me?

Yes. BuyEngines offers supply-and-fit as well as supply-only. Fitting can be arranged through the mainland UK garage network. Ask the quote to state the labour scope and which fluids, filters or additional parts are included.

Is a used BMW 430i engine a good option?

It can be when the vehicle needs a cost-controlled repair and a correctly matched unit with clear condition and warranty is available. Used engines supplied through BuyEngines can have warranty cover of up to six months, subject to the individual engine and terms.

Can I have a BMW 430i engine delivered to my own mechanic?

Yes. Choose supply-only if your garage has agreed to fit the engine. Before ordering, make sure the mechanic sees the warranty conditions and confirms which supporting parts or checks are required during installation.

What details do you need to find the correct BMW 430i engine?

Start with the registration. VIN, model year, engine code, fuel type, capacity, transmission or exact derivative may also be needed. The purpose is to confirm compatibility before the engine is reserved or dispatched.

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