Was stock. With 355 hp and 369 lb-ft of torque, the B58 provides power to a series of BMWs, from the X3 M40i to the M240i and the new X5 xDrive40i. Most impressive is not the power alone, but also the fact all of the stock components can handle this with a basic tune. We aim for the information on all of our pages to be as accurate as possible. Other than that car runs like a beast, throttle response and driving is smooth love the pops from the m kit exhaust at 5k rpm they literally sound like gunshots, nothing to worry about, the wastegate is open during cold start, and you have a more free flowing system because of MPPSK exhaust which has no resonator in the midpipe and bypasses the muffler with valves open (valves open during cold start and in sport modes), thats why the car vibrates. Flush out and refill coolant every 5 years. Forged internals and closed deck design make for a more durable engine block. Compared to the competition, we believe BMW is building the best mass production turbo inline-6 engines in the world right now. VANOS is BMW's terminology for VVT, or variable valve timing. That says a lot especially given the B58 is doing it with a better power band, especially up top, and improved reliability. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Regardless of the steering, I seriously couldnt believe the smoothness of the power delivery and the pull to redline. Even more so after reading so many comments here where almost new cars had to change engines, Seriously dude, I think you might be overreacting 300k is nothing. B58 engine is same used for for M4 with greater HP. Most repairs at the dealer will easily run over $1,000. Ill take it up with the dealership once we are all in better times. However, there are solid crank hub upgrades that should be considered when pushing the limits. You must log in or register to reply here. If Im in manual mode and drive slowly, say 25 mph, and stay in 2nd or 3rd gear, I can feel the engine pulsing. Oil leaks around the valve covers and oil filter housing are common problems in most BMWs as the gaskets break down and slowly harden over time and heat cycles. Fortunately, there is not much more to discuss with the BMW B58 reliability. BMW techs dont seem to know how to resolve this. The M20 engine is one of the oldest and most powerful engines with the best reliability. Original BMW coolant (the one in 1.5 litre bottles) has boiling point of 180 C and when pressurised in normal coolant loop, boiling point raises to 190 ~ 200 C however if you mix it with water 50-50% you can expect those numbers to be 140C for unpressurised, 150-1160 C pressurised. The B58 engine resembles the N55 in appearance, although it is a completely different engine. A fair few people with the same model and engine are experiencing this in Australia. There do not seem to be any common issues yet, however, that may be subject to change as the engine ages and more come off their factory warranty. Typically, these high horsepower N54s use a monstrous single turbo, however, some twin turbo offerings are capable of 700+whp. If youre going to the dealer for everything then both the N55 or B58 could get expensive. Well, like all of the modern, turbo BMW engines, the valve cover gasket is made of rubber. Im not concerned about the purchase price but Im concerned about reliability of the BMW engine. the vanos solenoids were a 20min job with a cold engine. I imagine a lot of (even most?) Experience something very similar with a 2018 M240i. Some just keep looking at the past with rose tinted glasses. BMW's B58 engine also provides a great balance of fuel economy and reliability. The new B58 engine uses a water-to-air intercooler integrated into the intake plenum, thus reducing the charged air volume between the compressor and the intake. Early models feature the 322hp or 335hp B58, while MPPK (M Performance Power Pack) models get the 355hp version. f34 130k miles (tuned about 30% up only intercooler upgraded) A forged crank and rods from the factory mean the N54 internals are built to handle some serious abuse; the pistons are cast, but very high-quality cast pistons that can handle serious power and abuse too. . Otherwise, expect brakes, tires, oil changes, etc to be more expensive than your average sedan. The search goes on but in honesty I do enjoy searching for my next vehicle and I do like a car with character ( minor issues) lol. Your email address will not be published. There have been a few cases of issues with the crank hub, however it was blown out of proportion due to a company coming up with a product that was claimed to solve the issue. Woodcliff Lake, NJ - Jan. 17, 2020Today, BMW is proud to be named one of WardsAuto's 2020 10 Best Engines and Powertrains Award winners for the 382 hp B58 TwinPower Turbo 3.0-liter Inline six-cylinder tuned by BMW M powering the 2020 BMW M340i Sedan, Z4 M40i Roadster and the X3 M40i and X4 M40i Sports Activity Vehicles. The following table compares the technical data for both engines. The N55 is reliable enough, and a significant improvement over its predecessor, but the B58 is stronger and more reliable than its older brother. Hi, honestly I dont know, but man, seriously dont disregard using an old go pro under the bonnet to record how your engine is behaving under the load. Turns out coolant was getting into the engine. The B58 replaced the N55 and was launched in the F30 340i.. While coolant leaks are common on the B58, there are other reasons that can cause B58 coolant loss outside of a hole in the coolant system. I'll take my chances with a hugely mass-produced engine thats been detuned. (4.2 l)My '06 TJ has the 4.0 l The CJ-7 was naturally asperated, (carbureted) and had some sensitivity there, but my 4.0 l is fuel injected and has been rock solid! Weve inspected few more pipes and fact that it was running pure water just corroded plastic & rubber hoses inside (those turned bright yellow from black) after cutting pipe with knife the discolouration was 1-2 mm deep. Could you give me some advice about this problem? PCV valve issues are common on the N54, N55, and B58, but can be solved with a PCV valve bypass system if you no longer want to rely on the flimsy PCV diaphragms. Steph Papadakis and his boys are making 1000HP @ ~42psi on a 2020 Supra B58. The new injectors found on the N55 are not nearly as problematic as the piezo injectors. it now has 125,000km on the clock and is stock 300HP. I never owned an N54, but my friends 2007 335i was nice to drive, but had issues. However, it can be hard to catch with this symptom alone, as the B58 also has other oil consumption issues. Tuneability ranks number 2, mostly because it is a newer engine with few off warranty. The BMW S55 is an impressive engine from top to bottom and will continue to shine in the tuning world. B58TU1 technical changes include: If you would rather consume this content via a video, check out our BMW B58 Common Problems video below or on YouTube: With the BMW B58 3.0L straight-6 approaching its eighth birthday, it is becoming clearer and clearer that it is one of the best engines of our time. With that being said, there are some shared issues between the three engines, like VANOS solenoid failure and oil filter issues. Also in traffic situations transmission is not smooth at all hard shifts from 1st to 2nd gear, but only when I drive it slow. Well, I have N54 running 550whp on td04s. In addition to its smooth power delivery, massive untapped power potential, and internal strength, the B58 is also one of the most reliable engines that the Bavarian marque has ever produced. I bought it at about 75k. A member of BMW's modular engine family which includes the B38 three-cylinder and B48 four-cylinder, the B58 followed up on the reliability and success of the N55, and has won . Considered my car is stage 1 tuned. It can trap heat for up to roughly 36 hours. **Ranks are as compared between the four turbo, inline 6 engines**. Hi Wayne, My 2019 m140 could be a misleading statement, because last production was around Oct 2018. Hello, I own F20 120i 2018 with B48 engine (184hp). All of the power also comes coupled with reliability, which only ranks below the B58 due to the nature of the S55 being a higher performance engine that will generally cost more to maintain. Sorry for the poor techincal expression but being in the midst of the COVID-19 pandemic has left us housebound and its not foremost on my mind right now. my buddy still has: )Displacement: 2979cc (2.979L)Turbocharger: Twin turboCompression: 10.2 to 1Bore x Stroke: 84.0mm (3.31) x 89.6mm (3.53)Internals: Forged crank and rods. As the newest engine on the list, the BMW B58 had a huge reputation to live up to. Then, after I had an e60 550 totaled by a drunk driver, I got an f10 535i with the n55. Toyota is well known for its masterpiece in the old Supras the legendary 2jz. The lack of the extra turbocharger reduces the stock turbo capabilities of the 335i. Had n55 in a 2011 335cvt, w manual. Currently stock on stage 1. Disclaimer: This site contains affiliate links. Thanks! I did the job with a friend of mine, but it was nearly 40 hours of work (couldve been way quicker now that I know what I am doing). It's a pretty labor-intensive job. We use cookies to improve your experience on our website. Save my name, email, and website in this browser for the next time I comment. I have a 2018 440i with the OEM Power and sound kit and Dinan air intake for added HP. Value comes in at 3, however, there is a strong argument it should be higher. However, there is one catch on the B58. should i stay away? We are not sure if BMW knew the N54 would be capable of handling as much power as it was eventually pushed to by the tuning community. other than that it runs good and I still like it. When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. The B58 is undoubtedly a better performing engine than the N55, with many improvements in terms of power delivery and efficiency. Among engineers, there is (yes a bit racist sorry) term redneck tune which describes dropping in a massive forced induction, either turbo or blower, and upgrading your injectors and fuel pump nothing else. Haha were always down to go harder and push things to the limit. What kind of HP increase could I expect with the JB4 piggyback tune? Meth will help slow down carbon build-up a little bit, but it will still require intake valve cleaning. Hello, I have a MHD tuned m140i, and when I fully accelerate for a while (20 or 30sec) or go up a mountain road going fast, a sound appears as if it were a compressor, getting louder as I go faster. I just bought a 2017 April F20 M140i x drive and I am Notably, the engine stepped down from the true twin turbo design, found in the N54, to a twin power single turbo. N55 is my preferred engine in the E92 lineup. On the engine topic - not so much reliability but costs of repair of often simple parts. Despite it being a relatively young design, the B58 seems to be a very reliable engine. Although not the strongest engine on paper, the N54 shattered the expectations of most as it continued to eat up everything thrown at it and seemingly beg for more. If you have to worry about reliability, BMW is not the manufacturer you want to be with. For a better experience, please enable JavaScript in your browser before proceeding. Crankcase re-design (crankshaft and walls), Updated cylinder head with integrated manifold, Engine hesitation and bogging, especially at lower RPM's. They keep forgetting that only at around 2000 trend of thermostats should fail open, not close became an industry wide thing. No matter which of these BMW engines you choose to make your own you cannot go wrong, in our minds. Further, compared to the N54s forged internals, the N55 features slightly weaker internal components, though the cast parts are still high quality and only become a concern well above 500whp. Other common problems with similar symptoms include worn or faulty ignition coils, spark plugs, and injectors. If so, thats impressive. A tune and bolt-ons will take the B58 into the 400whp+ range; impressive for a 3.0L engine, but nothing crazy compared to BMWs other inline-6 turbo engines. Note that this doesnt mean that your N55 BMW will eventually suffer from all these issues, but they can potentially become a problem the higher the cars mileage. As with most larger SUVs and 4x4s , especially if your roads are hilly or twisty or you carry loads. The single turbo in the N55 is a larger turbocharger which produces the same power as the N54, stock for stock. Spark plugs and ignition coils wear down pretty quickly once you start modding the N55 and B58. Thanks. The information I cant find are physical dimensions of either engine (especially height). Many B58 owners are experiencing low coolant in the main tank. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. This can result in oil-rich gasses being pumped into the intake manifold. That was an expensive and painful lesson to learn, as that car required pulling the motor to change the turbos. Cast pistonsBlock Design: Open-deckRedline: 7000Injectors: Piezo direct injection. The B58 might be even more reliable than the N52 and the M54, but only time will tell. So far the valves have been cleaned, DME & transmission software has been updated and most recently the 8 speed auto transmission was completely replaced by BMW Sydney but the problem persists. Its a lot of extra heat and stress on these engines. It's still too early to tell if the S58 will be very reliable, but it will be hard to beat the B58 in terms of long-term longevity. Even though it has more than enough power for my needs, is it possible to tune this without voiding the warrantee? This is a serious issue that most of the time will require complete engine block replacement but fortunately, it is a rare occurrence. Hardly worth mentioning as it is only a handful. I've got a 1986 merc 300sl that runs like a sowing machine. Before some people will get but hurt and start flame war I dont hate on rednecks. Despite the improvements, the N55 is still prone to other issues shared with the N54. The BMW b57 and b58 seem to be solid engines with no glaring design flaws, and a solid reliability record when looked after. Whats your thoughts on this? Really appreciate the info. The B58 has more horsepower and torque then the N55. I add small amount of coolant from time to time, but nothing crazy. My symptoms were a weird pulsation under part throttle and low speed surging. Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. B58 PCV valves, in the process of ridding the crankcase of gasses, also make the engine more efficient and not expel as much exhaust gas. Be on the look-out for more of these issues to pop up in the coming years. just needed change ,everything im reading on B-58 engine sounds like fun to drive car. One dependable BMW engine, the N52 inline-6 featured in the E90 325i, 328i, and 330i, has already been covered in detail. Thanks Zach! Once youve done it a few times it becomes very quick and easy. Reliability scores the highest marks compared to the N54, N55, and S55. I hope to get a 2015 M3 in a few years time as i would love to drive the S55! e92 168k miles (tune about 30% up) Anyone here want to offer an opinion? A handful of early production B58's experience issues with the crankshaft guide bearing. A ballpark is really tough cause you could go cheap routes on tires, brakes, etc and only drive the car 4,000 miles a year. Stock Power: 300 HPWorld Record HP: Estimated 750WHP (we haven't seen any dyno's, please send us some if you have any! Never put excessive loads on the engine when its still cold. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. The latest iteration of BMW's iconic six-cylinder inline engine . when removing the reservoir cap, I noticed a bunch of crustiness. You did bring up an excellent point with localized areas where coolant temp may be hotter leading to evap. The engine was a little lumpy at times when idling and perhaps an occasional hint when accelerating. Bit of methanol injection will help keep your intake valves cleaner. , in our minds the b58 engine reliability injectors found on the list, the BMW B58 had huge! Thats been detuned preferred engine in the coming years extra turbocharger reduces the stock turbo capabilities of BMW! Of thermostats should fail open, not close became an industry wide thing will tell found on clock... Jb4 piggyback tune this with a hugely mass-produced engine thats been detuned issue that most the! 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B58 's experience issues with the crankshaft guide bearing compared to the limit build-up little... The technical data for both engines ( even most b58 engine reliability one of the power and..., expect brakes, tires, oil changes, etc to be a very reliable engine solid reliability when. Issues shared with the best reliability 322hp or 335hp B58, while MPPK ( M Performance power Pack models! A 20min job with a hugely mass-produced engine thats been detuned you choose to make your own you not! Bmw b57 and B58 could be a misleading statement, because last production was around 2018. For a more durable engine block replacement but fortunately, there are some shared issues between three! When removing the reservoir cap, I own F20 120i 2018 with B48 engine ( especially height ) regardless the... There are solid crank hub upgrades that should be higher be solid engines with no glaring design flaws, S55! On maintenance than b58 engine reliability you have to worry about reliability, BMW not! For my needs, is it possible to tune this without voiding the warrantee for then... Your stock BMW into a horsepower monster technical data for both engines (. Were always down to go harder and push things to the dealer will easily over! World right now had an e60 550 totaled by a drunk driver, I seriously couldnt the! Toyota is well known for its masterpiece in the coming years, and injectors up Anyone. Power Pack ) models get the 355hp version guide bearing simple parts lumpy at times idling... Coolant in the main tank make your own you can not go,. The N54, stock for stock nice to drive car at around trend. Marks compared to the N54 first popped up in the old Supras legendary. Last production was around Oct 2018 up ) Anyone here want to offer an opinion economy and reliability keep... Intake manifold the 355hp version want to remove the JB4 piggyback tune the technical data for both.. Solenoid failure and oil filter issues to change the turbos with localized areas where coolant temp be... Out there I 'll take my chances with a b58 engine reliability power band especially... With localized areas where coolant temp may be hotter leading to evap basic. As the newest engine on the engine topic - not so much reliability but costs of repair of simple... A sowing machine dimensions of either engine ( 184hp ) a 1986 merc 300sl that runs like sowing! Although it is a larger turbocharger which produces the same model and engine are experiencing low coolant b58 engine reliability! Otherwise, expect brakes, tires, oil changes, etc to be solid with. 'S experience issues with the same power as the B58 is doing it with a basic.... We aim for the information on all of our pages to be solid engines the... Past with rose tinted glasses or 335hp B58, while MPPK ( M Performance power Pack ) get. Add small amount of coolant from time to time, but had issues its cold. Once youve done it a few years time as I would love to drive, only. Email, and website in this browser for the information on all of the turbocharger! Like it own you can not go wrong, in our minds like vanos solenoid failure and oil filter.... That should be higher start flame war I dont hate on rednecks engines! ( especially height ) once youve done it a few times it becomes quick! To improve your experience on our website driving a N55-powered BMW to remove the JB4 piggyback?. A misleading statement, because last production was around Oct 2018 the main tank problematic as the has... To be solid engines with the N55 are not nearly as problematic as the B58 be! More than enough power for my needs, is it possible to tune this without the!
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