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Popular BMW M340d Diesel 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 M340d Diesel Engine JA1
Average rating:
5
4
-300
JA1
|
3.0 Litre | 2993 cc | Diesel | N/A | Turbo | 2014-2020 | - |
|
BMW
BMW M340d Diesel Engine JA1
Average rating:
5
4
-300
JA1
|
3.0 Litre | 2993 cc | Diesel | N/A | Turbo | 2018-2020 | - |
|
BMW
BMW M340d Diesel Engine JA1
Average rating:
5
4
0
JA1
|
3.0 Litre | 2993 cc | Diesel | N/A | Turbo | 2014-2020 | - |
|
BMW
BMW M340d Diesel Engine JA1
Average rating:
5
4
0
JA1
|
3.0 Litre | 2993 cc | Diesel | N/A | Turbo | 2018-2020 | - |
|
BMW
BMW M340d Diesel Engine B57D30B
Average rating:
5
4
-300
B57D30B
|
3.0 Litre | 2993 cc | Diesel | V TYPE 12 CYLINDER | Turbo | 2014-2018 | - |
|
BMW
BMW M340d Diesel Engine B57D30B
Average rating:
5
4
-300
B57D30B
|
3.0 Litre | 2993 cc | Diesel | V TYPE 12 CYLINDER | Turbo | 2018-2020 | - |
|
BMW
BMW M340d Diesel Engine B57D30B
Average rating:
5
4
0
B57D30B
|
3.0 Litre | 2993 cc | Diesel | V TYPE 12 CYLINDER | Turbo | 2014-2018 | - |
|
BMW
BMW M340d Diesel Engine B57D30B
Average rating:
5
4
0
B57D30B
|
3.0 Litre | 2993 cc | Diesel | V TYPE 12 CYLINDER | Turbo | 2018-2020 | - |
Buy BMW M340d Diesel Engines With Confidence
If you are searching for a replacement engine for your BMW M340d Diesel, Buy Engines can help make the process simpler and more convenient. Our platform connects vehicle owners with trusted UK engine suppliers, allowing you to compare available used and reconditioned engine options in one place rather than contacting multiple suppliers individually.
Compare Quotes from Trusted UK Engine Suppliers
Simply submit your vehicle details and your enquiry can be shared with relevant suppliers from our nationwide network. Suppliers with compatible BMW M340d Diesel engines in stock may respond with pricing, mileage, warranty and delivery information, helping you compare options based on your requirements and budget. This saves valuable time and gives you greater visibility over the engines currently available from trusted suppliers.
Save Time Searching for the Right Replacement Engine
This saves valuable time and gives you greater visibility over the engines currently available from trusted suppliers. Instead of contacting multiple businesses individually, you can review several engine options from one enquiry.
Used, Reconditioned & Rebuilt Engine Options Available
Whether you need a used engine, a rebuilt unit or a professionally reconditioned replacement engine, Buy Engines gives you access to a wide range of engine suppliers throughout the UK. Instead of spending hours searching multiple websites, you can review relevant engine options from suppliers that may have suitable stock available for your vehicle.
Compare Mileage, Warranty & Delivery Information
We understand that replacing an engine can be a significant decision. That is why our platform is designed to help you compare key information such as engine condition, mileage, warranty coverage and delivery services before making your choice.
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Replacement Engine Help
Clear answers for UK drivers comparing used, reconditioned, supply-only and fitted replacement engine quotes.
Frequently asked questions about BMW M340d Diesel replacement engines
How much is a replacement BMW M340d Diesel 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.
Can I have a BMW M340d Diesel 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.
Should I buy a used or reconditioned engine for my BMW M340d Diesel?
A used engine usually suits a lower upfront budget; a reconditioned engine can suit owners planning to keep the vehicle longer and wanting greater internal renewal and longer warranty potential. Compare the complete fitted cost and warranty, not the engine price alone.
Could I save money compared with a main dealer on a BMW M340d Diesel engine?
Potentially. BuyEngines states savings of up to 40% against comparable main-dealer routes on suitable jobs. The exact saving varies, so compare like-for-like engine condition, warranty, labour, recovery and included parts.
What should be checked when fitting a diesel BMW M340d Diesel engine?
The garage should consider the cause of the original failure and relevant systems around the engine, which may include turbo oil supply, injectors, cooling and emissions-related components. The exact checks depend on the engine and diagnosis.
Why is specialist fitting important for a BMW M340d Diesel?
Higher-value and higher-specification vehicles can have complex ancillaries, electronics and variant differences. A suitably equipped workshop helps ensure the replacement is correctly matched, installed and commissioned, and that warranty requirements are documented.
Can my broken BMW M340d Diesel be recovered to the garage?
Yes. If the vehicle is not driveable, recovery can be arranged to the garage doorstep across mainland UK. Include the vehicle location when requesting the quote so transport and fitting can be planned together.
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