Bmw n55 engine problems

How long do n55 engines last?

And, because it is so simple, most things don’t break. Just change the oil every 10k miles and don’t abuse the car, and it will last 10 years at least without any real issues. I had the exact same issue on my n55 135i. It would take almost 3 seconds to start on average.

What cars have the BMW n55 engine?

The N55 was BMW ‘s first straight-six engine to use a twin-scroll turbocharger. N55B30M0 2009–2017 F10/F11/F07 535i. 2010-2013 E90/E91/E92/E93 335i. 2010-2013 E82/E88 135i . 2010–2017 F25 X3 xDrive35i. 2011-2013 E70 X5 xDrive 35i. 2011–2015 F30/F31 335i. 2011–2014 E71 X6 xDrive 35i. 2012–2015 E84 X1 xDrive35i.

How much HP can the n55 handle?

BMW’s N55 engine is capable of excellent performance straight out of the factory. With a reliable twin-scroll turbo, the N55 is capable of making up to roughly 25-26psi. However, for reliability and longevity reasons, we recommend limiting boost to about 20-21psi.

What engine is better n54 or n55?

Arguably, the most significant difference between the N54 and N55 is the turbochargers; the N54 bolsters true twin turbochargers while its N55 counterpart carries a single twin-scroll turbocharger. As with the twin-scroll, 3 cylinders feed each of the two turbos thereby reducing reversion.

Is the BMW n55 engine reliable?

N55 Reliability Despite the many misconceptions that BMW’s as a whole are unreliable, the BMW N55 is actually a fairly reliable engine . The four most common problems with the N55 are, in no specific order, the valve cover and gasket, water pump, oil filter housing gasket, and VANOS solenoids.

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Is the b58 better than the n55?

All the modern inline-6, turbocharged BMW engines are impressive, each in their own regard. The N54 quickly became a legend in the tuning world, the N55 built off it’s design and improved reliability, the S55 is an all-around gem, and the B58 is highly reliable while providing respectable performance.

What year 335i is most reliable?

2014

How reliable is BMW 135i?

The BMW 135i Reliability Rating is 2.0 out of 5.0, which ranks it 17th out of 17 for luxury compact cars. The average annual repair cost is $1,031 which means it has poor ownership costs.

What year did 335i get n55?

2011

What’s the difference between 335i and 340i?

The 335i is replaced by the 340i name, though displacement doesn’t change. It will get the first application of the company’s new 3.0-liter inline-six. Internally known at the B58, it will deliver 320 hp (20 more than this year’s 335i ) and 330 lb-ft of torque (30 more than this year).

How much does MHD tune cost?

The cost of the licenses are as follows: N54 – $99 . N55 E Series – $199. N55 F Series – $249.

How much boost can a stock 335i handle?

I found an article that says the 335i runs a max of 8.5psi from the factory (which is 0.6bar). I’ve also found an article claiming stock boost at 8.8psi.

Is the n54 really that bad?

N54 is one of the top 10 engines ever made IMO. No problems with the N54 Engine, HPFP & Injectors were problems on the early models but seems to be fixed now and much less problems nowadays so yeah no problems.

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Which 335i is the best?

Best 335i Summary In summary, there really is no 335i that is best for every single person. In our opinion, the two biggest factors at play are differences in body styles and engines. Some prefer the looks of the pre-LCI 2007-2008 E90 while others like the 2008-2013 LCI looks. Meanwhile, some prefer the F30 335i.

How long do n54 engines last?

Like any BMW, it will last for as long as you have money. They are pricey cars to maintain, but do so regularly and you will have a car that will easily go 200k miles.

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