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BMW has long been known for its performance-oriented engines that perfectly balance power, efficiency, and durability. For BMW enthusiasts, knowing about the best engines available for their vehicles is key to making informed decisions when it comes to repairs, upgrades, and maintenance. If you’re looking to buy a BMW engine, choosing a BMW according to the specific engine, or simply want to learn more about the best BMW engines out there, you’ve come to the right place.
This article dives deep into the top 10 best engines from the F and G generations. From the BMW B58 engine to the BMW S58 engine, we’ll explore the standout engines that define the brand’s legacy of excellence.
BMW is renowned for building some of the best-performing cars on the road. A big part of that reputation comes from their high-performance engines. BMW's F and G generations, which include a wide range of models, are equipped with engines designed for smooth performance and long-term reliability.
Each engine used by BMW is engineered for precision, making them more than just car parts—they are masterpieces of automotive engineering. From the BMW B47 engine to the BMW S63 engine, these engines offer unmatched performance, fuel efficiency, and durability. If you’re planning to replace or upgrade your engine, understanding the qualities of each one is essential.
Here’s a ranking of the top 10 best engines from BMW's F and G series:
Why It’s #1: The B58 engine is lauded for its exceptional reliability, smooth power delivery, and impressive tuning potential. Introduced in 2015, it has consistently received praise from both automotive journalists and owners. The BMW B58 engine is a 3.0-litre turbocharged inline-six engine. Its closed-deck design and integrated water-to-air intercooler contribute to its robustness and efficiency. It delivers incredible performance with an output of 322 horsepower and 330 lb-ft of torque. This engine is known for its smooth power delivery, excellent fuel efficiency, and incredible tuning potential. Whether in the BMW Z4, the BMW 3 Series, or the BMW 540i, the BMW B58 engine offers a perfect balance between power and efficiency, making it a favourite among car enthusiasts. If you're looking to buy a BMW engine that delivers both performance and reliability, the B58 is an excellent choice for anyone seeking to elevate their driving experience. Many consider it one of BMW's most reliable engines to date.
Why It’s #2: The BMW S58 Engine powers BMW's latest M models, including the M3 and M4. The BMW S58 engine is a high-performance engine that features a 3.0-litre twin-turbo inline-six design. The S58 offers stunning performance, producing up to 503 horsepower and 479 lb-ft of torque. The engine is designed for track-ready performance while still being reliable enough for everyday use. With its aggressive power output, the BMW S58 engine is one of the most impressive engines from BMW’s M lineup, providing remarkable acceleration, handling, and track performance. Owners have reported minimal issues, even under rigorous driving conditions.
Why It’s #3: The B57 diesel engine stands out for its smooth operation, fuel efficiency, and torque-rich performance.This engine is a 3.0-litre turbocharged inline-six diesel engine, available in both single and twin-turbo versions, and in mild-hybrid configurations. It’s commonly found in models like the BMW 530d, 730d, X5 xDrive30d, and more. Power outputs range from 265 to over 340 horsepower depending on the setup.
The B57 engine is praised for its smooth and quiet performance, exceptional fuel economy, and impressive torque delivery—perfect for long-distance cruising and heavy-duty use. It’s one of BMW’s most advanced and efficient diesel engines in the F and G lineup. While some early models faced EGR-related recalls, these issues have been addressed in latest versions.
Why It’s #4: The BMW B48 engine is a 2.0-litre turbocharged inline-four that delivers excellent performance while maintaining excellent fuel economy. It produces around 154 to 302 horsepower, making it a popular engine choice for the BMW 330i and BMW 530i. The B48 engine is a perfect choice for those who want sporty driving dynamics and fuel efficiency. While generally reliable, some have reported minor issues like coolant leaks, which are manageable with regular maintenance.
This engine offers a great mix of smooth acceleration, low emissions, and excellent fuel economy, making it one of the best four-cylinder engines from BMW.
Why It’s #5: The BMW N55 engine is a 3.0-litre inline-six turbocharged engine that has been used in a wide variety of BMW models. This engine, N55 was BMW's first inline-six engine to feature a single twin-scroll turbocharger. It produces around 300 horsepower and 300 lb-ft of torque, which makes it an excellent option for those who want a balance between power and efficiency. It offers a smooth and linear power delivery, making it a favorite among enthusiasts. While more reliable than its predecessor, the N54, it can experience issues like high-pressure fuel pump failures and oil leaks if not properly maintained.
Used in cars like the BMW 535i and BMW 740i, the BMW N55 engine is known for its smooth driving experience and has become a popular choice for BMW owners seeking a reliable engine.
Why It’s #6: The B47 diesel engine is known for its efficiency and reliability, making it a popular choice for daily commuters. This is a 2.0-litre turbocharged four-cylinder diesel engine. It’s part of BMW’s effort to provide both power and fuel efficiency, offering a range of 150 to 231 horsepower depending on the model. The BMW B47 engine is particularly popular in the BMW 320d and BMW 520d, offering great fuel economy while still providing sufficient performance. It's an evolution of the N47, addressing many of its predecessor's shortcomings. While generally dependable, potential issues include EGR valve clogging and DPF-related concerns, especially in vehicles with high mileage.
If you’re looking for an engine that combines long-term reliability with low running costs, the BMW B47 engine is a great choice.
Why It’s #7: The B37 is BMW's compact diesel engine, offering impressive fuel economy and adequate performance for city driving. The BMW B37 engine is a 1.5-litre turbocharged three-cylinder diesel engine used in smaller models like the BMW 116d and BMW 216d. Though smaller in size, the BMW B37 engine offers impressive fuel efficiency, making it an ideal option for city driving and long-distance travel. With 114 horsepower, the engine still provides a punchy performance for its size. Owners have reported satisfactory reliability, though some note that regular maintenance is key to its longevity.
It’s an excellent choice for drivers who want a compact, efficient engine that still delivers a fun driving experience.
Why It’s #8: This engine is a high-performance 4.4-litre twin-turbo V8, found in the BMW M5, BMW X5 M, and BMW X6 M. With up to 617 horsepower and 553 lb-ft of torque, the S63 engine delivers blistering speed and power. It’s one of BMW’s most powerful production engines, built for those who demand the best in both everyday driving and thrilling track experiences.However, its complexity can lead to reliability concerns, including issues with rod bearings and turbochargers, especially in earlier versions. Proper maintenance and cautious driving can mitigate some of these risks.
While, the BMW S63 engine might have problems, it is known for its reliability, making it one of the best V8 engines on the market.
Why It’s #9: The BMW N63 engine is a 4.4-litre twin-turbocharged V8 used in luxury performance models like the BMW 750i and BMW 850i. This engine was BMW's first production engine to feature a "hot-vee" layout. Known for its refined power delivery and strong mid-range torque, this engine delivers up to 523 horsepower and 553 lb-ft of torque in later G-series configurations. While innovative, early versions suffered from significant reliability issues, including high oil consumption and timing chain problems. Later iterations, like the N63TU3, have seen improvements, but potential buyers should approach with caution as it might require highly expensive maintenance.
The N63 offers a thrilling blend of performance and comfort, making it a top pick for those who want executive power with sports car capability.
Why It’s #10: The N20 engine offers a balance between performance and efficiency. This engine is a 2.0-litre turbocharged inline-four engine used in a wide range of BMW models, including the BMW 320i and BMW X1. With up to 240 horsepower, it provides strong acceleration and power while still offering great fuel efficiency. The N20 engine is known for its smoothness, making it a great option for both daily driving and long road trips. However, it's been plagued by timing chain issues, especially in early production models. While many of these problems have been addressed in later versions, prospective owners should ensure any vehicle with this engine has a documented maintenance history.
Choosing the right BMW engine is crucial for maintaining the performance, reliability, and value of your vehicle. Whether you need to replace your engine or are considering an upgrade, understanding which engine suits your driving style and needs is key. At MT Auto Parts, we offer a wide range of BMW auto parts, including engines like the BMW B58, BMW B48, and BMW N55, so you can get the right part at the right price.
We stock used BMW auto parts to help you find the best solution within your budget.
BMW’s engines are a testament to the brand's commitment to performance, precision, and reliability. From the powerful BMW S63 engine to the efficient BMW B47 engine, each model has something special to offer. Whether you’re looking for a replacement or an upgrade, choosing the right engine can transform your driving experience.
At MT Auto Parts, we make it easy to find the best BMW engines for your needs. Browse our selection of BMW parts in the UK to get the perfect engine for your car today!
For more information, visit https://www.mtautoparts.com/.
Ziggy Turcinskas
MT Auto Parts
+44 7539 892169
Email: [email protected]
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