B58 Engine – All You Need To Know

The B58 engine is a high-performance, turbocharged, six-cylinder engine designed and manufactured by BMW.

It’s the latest and most powerful engine in BMW’s lineup, and it has been used in various models, including the BMW 3 Series, 4 Series, 5 Series, 7 Series, X3, X4, X5, and X6.

Let’s have a deep dive into its features and specifications.

1. Power and Torque

The B58 engine produces a maximum power output of 335 horsepower and 369 lb-ft of torque. This is an increase over the previous generation N55 engine, which produced 320 horsepower and 330 lb-ft of torque.

2. Turbocharging

The B58 engine uses a twin-scroll turbocharger with a variable turbine geometry. This helps to improve throttle response and reduce turbo lag.

3. Direct Injection

The B58 engine uses direct fuel injection, which improves fuel efficiency and reduces emissions.

4. Variable Valve Timing

The B58 engine uses BMW’s Valvetronic variable valve timing system, which helps to improve engine performance and efficiency.

5. Lightweight Design

The B58 engine is designed to be lightweight, with a magnesium engine cover, a lightweight crankshaft, and a hollow camshaft.

6. Cooling System

The B58 engine uses an advanced cooling system, with an electric water pump, a map-controlled coolant thermostat, and a separate oil cooler.

7. Modular Design

The B58 engine is part of BMW’s modular engine family. This means that it shares many components with other engines in the family. This helps to reduce costs and improve efficiency.

8. Compatibility with Hybrid Technology

The B58 engine is designed to be compatible with hybrid technology, which means that it can be used in hybrid or plug-in hybrid vehicles.

Which BMW Models Have The B58 Engine?

1. BMW 340i and 440i

The B58 engine made its debut in the BMW 340i in 2015. The 340i is a high-performance version of the 3 Series, and the B58 engine helped to deliver impressive performance figures. The engine produces 320 horsepower and 330 lb-ft of torque, which allows the 340i to go from 0-60 mph in just 4.6 seconds.

2. BMW 440i

The B58 engine is also used in the BMW 440i, which is the high-performance version of the 4 Series. The engine produces the same 320 horsepower and 330 lb-ft of torque as the 340i, but the 440i has a sleeker and sportier design.

3. BMW M240i

The B58 engine is used in the BMW M240i, which is a high-performance version of the 2 Series. The engine produces 335 horsepower and 369 lb-ft of torque, which allows the M240i to go from 0-60 mph in just 4.2 seconds.

4. BMW X3 M40i

The B58 engine is used in the BMW X3 M40i, which is the high-performance version of the X3 SUV. The engine produces 355 horsepower and 369 lb-ft of torque, which allows the X3 M40i to go from 0-60 mph in just 4.6 seconds.

Maintenance Tips for the B58 Engine

1. Follow the Manufacturer’s Maintenance Schedule

The first step in caring for your B58 engine is to follow the manufacturer’s maintenance schedule. BMW provides a detailed maintenance schedule for all of its vehicles, including the B58 engine.

This schedule outlines the recommended service intervals for things like oil changes, air filter replacements, and spark plug changes. Following this schedule can help ensure that your engine is getting the care it needs to perform at its best.

2. Use High-Quality Engine Oil

Using high-quality engine oil is essential for keeping your B58 engine running smoothly. The B58 engine is designed to run on synthetic oil, and BMW recommends using oil that meets the BMW Longlife-01 specification.

This oil provides excellent protection against engine wear and helps keep the engine clean and free of deposits. Be sure to check the oil level regularly and top it up as needed.

3. Keep the Engine Clean

Keeping your engine clean is another essential part of engine maintenance. Dirt and debris can accumulate on the engine and interfere with its performance.

Use a soft cloth or brush to clean the engine bay regularly. Be careful not to get any water or cleaning products on the electrical components. You can also use an engine cleaner specifically designed for use on BMW engines.

4. Check the Coolant Level

The B58 engine uses a liquid coolant to help regulate engine temperature. Checking the coolant level regularly and topping it up as needed is an essential part of engine maintenance.

The coolant should be a bright green color and free of debris. If you notice any discoloration or debris in the coolant, it may be time to have the system flushed and refilled.

5. Check the Air Filter

The air filter helps prevent dirt and debris from entering the engine and can have a significant impact on engine performance. Be sure to check the air filter regularly and replace it if it’s dirty or clogged. A dirty air filter can cause the engine to run rough and reduce fuel efficiency.

FAQs on B58 Engine

Is B58 Twin Turbo?

Yes! The B58 engine is indeed equipped with a twin-turbocharging system, adding an extra layer of excitement to its already impressive performance.

Is The B58 Closed Deck?

No, the B58 engine does not have a closed-deck design. It features an open-deck block design.

Conclusion

The b58 engine has undoubtedly set a new standard for power and performance in the world of automotive engineering. Its impressive specifications and advanced technologies have made it a sought-after choice for high-performance vehicles.

However, it’s important to remember that the b58 engine is just one piece of the puzzle when it comes to creating a truly exceptional driving experience.