Does The 2017 Bmw M240i Have A B58

The BMW B58 is a turbocharged straight-six engine, which began production in 2015. [1] The B58 replaced the N55 and was launched in the F30 340i. [2] The B58 is part of BMW's modular engine family, each engine using a displacement of 500 cc (30.5 cu in) per cylinder, following the B38 and B48 engine.

[3] The B58 engine was named to Ward's World's 10 Best Engines five times, in 2016 (installed. Does the 2017 M240i have a B58? The M240i picks up where the previous M235i left off, with a similar combination of the virtues of a big engine in a small car. As indicated by the new car's badge, the engine has been upgraded to the same B58 generation inline-six that BMW uses in the 340i, but it has been tweaked to deliver slightly more power.

Difference between B58 in M340i and M240i? All times are GMT -5. The time now is 07:11 PM. Does the 2017 M240i have a B58? The B58 is part of BMW's modular engine family, each engine using a displacement of 500 cc (30.5 cu in) per cylinder, following the B38 and B48 engine.

- have fun on the street (rolls & digs with muscle car friends -- would love to beat those 5.0s & vettes lol) I'm not looking to create the next 10 sec 1/4 mile car but I do feel like the M240i checks all these boxes, more specifically the B58. I know the engine is extremely capable of some serious power figures without having to break my wallet. The compact yet vigorous BMW M240i also found its perfect match in the B58 engine.

The M240i, with the B58, became a standout in its class, offering 335 horsepower and a 0. BMW is updating its B58 six-cylinder engine for the M240i, M340i, and M440i. Power rises to 386 hp with more torque, while fuel consumption drops.

Here's what's new for November 2025. The BMW B58 engine powers many of the brand's high-performance sedans, coupes, SUVs and sports cars. Find out exactly which BMW models utilize this acclaimed 3.0L turbo inline.

The B58 (found in the M240i) came in first place in Ward's list of the top 10 engines of 2017. The B58 is capable of 26 mpg while producing 335 horsepower and 369 lb. We focus mostly on the B58 since that had the most changes.

TL;DR - Knowing which B58 you have can be key to ordering the right parts or upgrades. B58A = "F" chassis BMW models - F22 M240i, F30 340i, F32 440i, G01 X3 M40i (2019), G02 X4 M40i (2019) and "early" models of 540i/740i/840i.