TwinPower Turbo which is a twin scroll single turbo. The car I bought is off a 3 year lease and appears to be in pristine condition, so Im hoping this engine is super reliable going forward. However, there is one more thing. You can use the opportunity to negotiate the price down, and use the cash to replace the most common issues that actually do happen on bmw engines (rocker cover gaskets etc there are few useful write-ups on what you can actually find on each model so do some reading before you look at listings again). One problem that may be found are issues with the stock crank hub. To increase the longevity of either your N55 or B58, it is recommended that you follow the regular maintenance schedule and stay on top of preventive maintenance. BMW B58 vs. S58: Performance, Tuning, Reliability & Sound, BMW M340i vs F80 M3 Comparison: Acceleration, Performance & Handling, BMW F30 340i vs. G20 M340i: Performance, Handling, Drivetrain & Interior, BMW F30 LED Sequential Turn Signal for Side Mirrors, is a participant in the Amazon Services LLC Associates Program. This does help a bit with longevity. Most repairs at the dealer will easily run over $1,000. Coolant loss The B58 uses two coolant tanks in its system. The talker a 6th gear I can find the better. Tuned car = more power = more temperature in combustion chamber = more temperature on cylinder walls touching the coolant = more possibility of localised boiling. For more information, check ourdisclosure. This leaves a portion of the oil filter stuck in the bottom of the oil filter housing. Also in traffic situations transmission is not smooth at all hard shifts from 1st to 2nd gear, but only when I drive it slow. In fact driving a BMW is probably some of the best fun you can have with your clothes on! Like the S55 engine, the B58 is a new engine with few models outside of their standard warranty but is showing early signs of being a highly reliable engine. Outside of that, meth definitely has some great performance benefits. The B58 oil filter is prone to shearing at the bottom. Ill try to describe what I suspect as a secondary issue. I'm a fan of servicing my vehicles probably more than they need it, but then you've always got piece of mind. Enjoy your new B58! Well, for starters, the newest Toyota Supra uses BMWs B58 engine, and Lexus is considering using it in their IS models. Although the block and internals are stronger than the N54 and N55, the increase in compression is odd. It does not have signs of issues with any of its internal components. If possible, How much would it cost? Where the gasses end up is dictated by a diaphragm in the PCV system. Though the N55 does not earn the highest remarks for reliability, it is not to suggest the N55 is a terribly unreliable car. On the forums you can see logs people recorded showing DME demand and the position feedback chasing it. Just bought a 2017 340i and I really love the B58 so far. 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. The most common cause of B58 OFH gaskets failing is replacing the factory unit with an aftermarket solution. ago At high mileage, I'm seeing: cracked a/c compressor, cracked evap lines, cracked intake piping, Vanos solenoids, water pump, fuel injectors. Same with the N54 and E9x chassis. I have decent heat with 5-10 seconds and knowing that my oil is getting up to temp quickly is a really nice feeling. With that being said, there are some shared issues between the three engines, like VANOS solenoid failure and oil filter issues. Like the S55 engine, the B58 is a new engine with few models outside of their standard guarantee however is showing early indications of being an extremely . Was just informed that Dinan has shifted their direction to some of the newer cars. Guess where the VANOS components reside? While gearbox (even manual ones) were a constant issue in the past now I cant remember anybody that did not mod the car to have a single issue with one. Totally agree. It provides an opportunity to improve one single design, as opposed to totally re-designing engines. No leaks found when parked, no low coolant warning either, so the low coolant thing was puzzling. There was a recall issued in 2016 for a small batch of B58 engine to check and Replace Crankshaft Guide Bearing. it now has 125,000km on the clock and is stock 300HP. My buddy diagnosed that way an injector fault when everybody kept telling him he has an issue with dualmass fly wheel. The latest iteration of BMW's iconic six-cylinder inline engine . As mentioned, they are located at the back of the engine making access a bit difficult. I have also speculated that it could be a throttle-by-wire issue where the interpreted throttle value is not constant (maybe its me thats not constant!!). 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. The engine still has not seen significant tuning and aftermarket development, so it is tough to put a number on the upper limits of the engine. Don't panic and waste money tracking down an issue that may not exist. | BimmerTech, (North America) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE, (United Kingdom) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE, (Sub Sahara Africa) INEOS OUTLINES ITS PLANS FOR SELLING AND SERVICING THE GRENADIER WORLDWIDE. Ive had issues with my 2018 440i not idling correctly. Ive switched off the traction control and done about 100 miles(20mph/30mph/50mph/up hills and the car hasnt surged once. Whats your thoughts on this? If you get a downpipe and aftermarket tune youll definitely want to remove the cold start function. Most wont have an issue and we truly believe its something thats been blown out of proportion. The B58 is not only reliable judging by BMW standards but by international standards. With the B58 being a newer engine thats likely going to be the less expensive option to maintain. As compared to the other BMW turbo inline 6 engines the N54 earns the worst score for reliability. Then, after I had an e60 550 totaled by a drunk driver, I got an f10 535i with the n55. Did this fix the problem? Not sure which car you refer to when you say single turbo. BMW B58 Reliability. (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! Are both available in RWD with manual transmission? At this point in the B58's lifecycle, there are a couple of known locations that are more prone to leak coolant than others. Inline 6s are well known in Australia. Of the engines referenced in this post Toyota is only using the B58. Our 440i is about 5 months old and has a little over 6000 Km. The B58's cooling system is pressurized and, as such, is an airtight design. True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. However, it wasnt as drastic of an improvement as some say. Thanks! Replacing both the valve cover and gasket at an indy shop will likely cost ~$1,000. Although the B58 uses similar rubber VCG's, the engine has one advantage. Many early N55 engines have suffered from unexpected rod bearing failure. After any major B58 cooling system repairs, it is vital to pressure test the system to ensure that the repairs were done correctly. Scotland to be precise. It is subtle, I havent observed the tachometer following this pulsing. [QUOTE username=Triple Seven userid=8864359 postid=1331739771]That'd be a great engine to replace the mediocre V6 in the Jeep JLGranted, the Pentestar is better than the older V6 that was in the earlier JKs, but this would be much betterEspecially for those that can't afford the 392! Check your turbo coolant level (smaller of the two reservoir caps). Our site is dedicated to all things BMW Tuning related. Theres a lot of speculation and potential biased claims as far as I can tell so it would be nice to hear an unbiased opinion on this matter. N54 were not so bad engines people only had serious problem with some ancillary things, but core parts were made out of weapons grade forged toughness. Thanks for your help! Save my name, email, and website in this browser for the next time I comment. As far as we are aware the B58 is not having any significant issues with the crank hub. Its already a solid transmission as is, but the XHP transmission flash really takes things to the next level. The cost $60-$65 each and get a few spare clips. However, there is one catch on the B58. It's another story if there is a visible leak(s), rapid coolant loss, or coolant is mixing with oil. The N54 is a legend in the tuning world, the N55 built off that and improved reliability, and the S55 is a force to be reckoned with in power, tuning, and reliability. The N55 has proven to be a reliable engine but is edged out by the B58. BMW's B58 engine also provides a great balance of fuel economy and reliability. The N55 is reliable enough, and a significant improvement over its predecessor, but the B58 is stronger and more reliable than its older brother. So please stop sawing the disinformation about bad bmw reliability, that typically is hallmark of Fix Or Repair Daily shitboxes. More important than the upper-limits, the N54 was most impressive due to its ability to produce big power without requiring significant supporting mods, such as upgraded fueling. When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. TuningPro.co is owned and operated by 8020 Media. Im guessing something might be coming up in future Im not sure if any other b58 owners have this or if its common Regardless of the steering, I seriously couldnt believe the smoothness of the power delivery and the pull to redline. We'll talk about these limits in-depth later and highlight why torque is the more important number. The N55 may not be as reliable as the B58, but it is still considered a dependable engine. BMW replacing whole engine with a new one. Automotive Performance, Tuning, & Modification. It cost about 180 Euro. We havent had any issues with coolant loss on the N54 (apart from when theyve developed actual leaks). 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. Dinan offers stuff thats covered under warranty. So much so that I'd prefer it over the N55. We've seen some VANOS problems with the B58 engine. Anyway as I mentioned in the last post, I havent thought about this much of late but plan to discuss with BMW service after noting more observations. Hi mate. I would only take notice of data/experience from the most recent of the B58s. Our site is dedicated to all things BMW Tuning related. We also think the B58 should hold up a bit better as it ages. Yeah - a straight six is a beautiful thing. From my understanding it is a fine engine.Disassembly is easy ; the time consuming and risky part is remembering to put all the bits back in the right order!Main costs of maintenance will be consumables such as tyres and brakes. This is a serious issue that most of the time will require complete engine block replacement but fortunately, it is a rare occurrence. Trust me she still has a lot of life yet to go. Required fields are marked*. Flush out and refill coolant every 5 years. How do the BMW N54, N55, B58, and S55 stack up against each other? B58 engine reliability BMW engineers were able to resolve the main issues with the engines that preceded the B58, including: Updating the fuel system Modernizing the cylinder head They fixed issues with the particulate filters A fresh design for the timing chain It seems the coolant loss has now accelerated. https://www.bmwblog.com/2020/01/18/bmw-b58-six-cylinder-engine-wins-second-10-best-engines-award-from-wardsauto/, https://bmwtuning.co/the-4-most-common-bmw-b58-engine-problems/, https://www.youtube.com/watch?v=lbc4Hs-G9Rc, https://www.autoblog.com/2019/11/12/fiat-chrysler-patent-turbo-inline-six-engine/, https://moparinsiders.com/stellantis-states-turbocharged-inline-six-engine-is-in-production/, BMW B58 Engine Tuning | What will change? To find out more, read our Privacy Policy. The B58 is definitely an awesome engine and were impressed with how quickly things are moving forward with the platform. Not quite sure wether its a B58 or still the N55 thougj.. any ideas? Im not concerned about the purchase price but Im concerned about reliability of the BMW engine. Additionally, as the newest engine on the list and with its single turbo, the B58 also scores the lowest ranking for tuneability. Could you give me some advice about this problem? You are using an out of date browser. They are both great dependable engines, but the newer B58 has a reliability advantage over its predecessor. Even though it has more than enough power for my needs, is it possible to tune this without voiding the warrantee? Have a good holiday weekend if youre in the US. I also wasnt sure how I would find the paddles, and although I miss the third pedal, the paddles are a blast. I took my car to the dealership, they did pressure system check, but they didnt find any leaks. I bought it at about 75k. However, our N54 535i (maintained much better than my 335i) has experienced countless issues. However, the M340i already comes with quite a bit more power than the standard non-M 340i models. Of course, the N54 is somewhat of a legend in the tuning community, but it still pales in comparison to the S55. We recommend changing the oil soon after this occurs. Improvement of Valvetronic - VVT4 with reduced height. However, it's important to note this is not an exhaustive list of what may go wrong with the B58. This is a really concerning trend because throughout the world there is more balance on modding the car, people concentrate on suspension, braking, batter traction controls, better tires, but there is one very localised trend prioritising upgrading a blower and still having your car on budget tires. hopefully BMW will sort this out. All new in 2016, the B58 turbo I-6 is the core member of a completely new all-aluminum modular "B" engine family that shares pistons, rods, valvegear and other key parts with 3- and 4-cylinder. Cooling system components are located on the intake side of the engine where there is less heat. The B58 has proven to be the most reliable modern BMW engine, perhaps as reliable as the naturally-aspirated N52. Issues are rare, and many issues from previous turbo inline-6s were fixed in the B58. Crank and block should be plenty strong to handle 800+whp. It's always the minority of people with issues that shout the loudest. Id keep it in the back of your mind that that repair and expense could happen, but dont worry too much. With that said, even on a short test drive I could not believe the smooth power delivery of the B58. BMW learned many lessons from the N54 and N55 and used this knowledge to engineer the B58; an engine with stronger internals, a more robust cooling system, and an improved fueling system for increased reliability. . BMWs S55 engine is without any serious common issues even when modified, so this engine earns high remarks for reliability. Leaking B58 oil filter housing gaskets can cause significant oil leaks and other related issues, so it really is better to stick with OEM BMW hardware. But sometimes, my engine just doesnt want to start. It's worth a shot. The B58 uses two coolant tanks in its system. Many issues with their turbo engines. However, it can be hard to catch with this symptom alone, as the B58 also has other oil consumption issues. Love the car but hate the pain! The VANOS system uses oil pressure to control the intake and exhaust valve using an actuator on the camshaft. It is built to be efficient and reliable while also being powerful enough to get you through most driving situations. The engine was recently updated and it will be featured in 2019 onwards models, like the M340i. )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. Stock Power: ~330hpWorld Record HP: 655WHPDisplacement: 2998cc (2.998L)Turbocharger: Single Twin Power TurboCompression: 11.0 to 1Bore x Stroke: 82.0mm x 94.6mm (3.23in x 3.72in)Internals: Forged crank and rods. Lets look at both engines in detail to find out why the N55 is not as reliable as the new B58. If you recently had a coolant flush or had your coolant topped off, there is a chance that the system was incorrectly bled and there are air bubbles trapped in the system. Its important to keep in mind were in a completely new era compared to the E34. Now, we left out some potentially promising information. Right by the timing chainat the back of the engine. The best one worth having and mentioned is S38B38 from the E34 M5 car. For a better experience, please enable JavaScript in your browser before proceeding. Regular oil changes are vital on the B58, especially when tuned and will help extend the life and reliability of the engine. Still a sound improvement for the B58. Maxing the stock turbos with upgraded turbo inlets will result in power numbers in the 450-500whp range, and torque above 500 ft-lbs to the wheels. Appreciate any thoughts! Did BMW live up to that reputation? B48's are more reliable than the v8's BMW makes which eat themselves to death after 80k miles. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. It also comes down to each specific engine. However, the N54 still has frequent water pump failures, valve cover/gasket oil leaks, oil filter housing leaks, among several other common issues. It is a turbocharged straight-six engine. Nonetheless, you must pay to play and the N54 is no exception. I couldnt imagine them using it if there was in fact an issue. 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. Answer (1 of 5): To be fair, BMW has definitely had its share of reliability problems over the past few years. B58 Reliability: I hear it will be good long term. Required fields are marked*. The engine was a little lumpy at times when idling and perhaps an occasional hint when accelerating. Has it happened to someone else? Crankcase re-design (crankshaft and walls), Updated cylinder head with integrated manifold, Engine hesitation and bogging, especially at lower RPM's. what a great site you have! In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i. A tune and bolt-ons will take the B58 into the 400whp+ range; outstanding for a 3.0 L engine, but nothing insane compared to BMW's other inline-6 turbo engines. Something doesnt add up. Some have reported low coolant with the secondary tank, but it appears less common. Check out babayagaracing on yt for that b58 action milkthelanky 1 yr. ago Do you know of any good sites to get aftermarket body parts? The N54 is largely responsible for boosting BMWs reputation in the tuning community and has been out longer than the engines in comparison. I know nothing about BMWs and love the articles. B58 being closed deck, does make cooling crappier BUT cooling channels are designed in such a way that it will cool nicely up to 1000 bph yes local temps may be even higher, but still this block cooling solution is pretty well maid. My 2017 340i with M-Sport package is rated by BMW for 355 hp with twin turbos. It makes hellcat owners cry all day, every day. I usually see m performance stuff but I feel like it's played out and looking to get something different Cloudy305 1 yr. ago Im building a highway cruiser with eye opening off the line capability, but the 24.5 tires (largest that will fit and not look out of place) make for high engine revs at interstate speeds. Developed & Maintained by Because of that every time you push more power through the engine locally around cylinders coolant boils (if you want confirmation use endoscope and you will see cavitation erosion starting to take place on small scale). Your comments are welcomed. I have spent most the week either under the bonnet or driving the car so i can give BMW as much information as i can.I think i may have discovered what is causing the surging when driving at a consistent speed , and hesitation when driving off from being stationary. Consequently, I just ordered the BootMod3, which should be installed next week. Since then, Ive been wait for Dinans Stage II, III and turbo, but, nada. BMW really is the Ultimate Driving Machine! Considered my car is stage 1 tuned. Thank you. My regret (not even a problem) was that when moving from E to F, BMW matched gearboxes and diffs more closely to stock engine torques, which in my mind was a bit of step back, because you could always count on 3 things with BMW gearboxes in the past 1. they did not provided greatest feedback 2. they always had decent of headroom potential tune 3. every-time you changed gear you felt like you reloaded WW1 full caliber rifle. Thanks for the great read. Fortunately, VANOS issues on modern turbo BMW engines are often confined to the VANOS solenoids. You can say we are somewhat N54 fanatics. 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. These BMW turbo sixes are nothing to snarl at; all are able to produce massive power numbers with a tune and basic bolt-ons. Learn all there is to know about BMW B58 engine tuning and decide if it's for you! True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. Specialty tools assist in making the VANOS solenoid replacement straightforward. Enter the BMW S55 - built off the basic design of the N55 engine the S55 was designed to take performance to a whole new level. Its that sad with bmw. Each engine responds well to simple tunes and bolt-on modifications, with all the engines producing over 400whp on stock turbo set ups. Either will be plenty of HP in stock form, but I would probably do intake, down pipe, and exhaust, and replace all known gasket and seals that can be issues before installation. Thanks. Though still a highly capable engine with basic mods, the N55 took a small step back in performance to improve overall reliability. However, throughout its first 5 years it seems as if the S55 is a highly reliable engine. Bam, 45min to an hour for the whole job. Also right after purchase of my 435i I went straight into replacing oil and filter (during same beer & wrench event) and oil filter was also brittle as hell and snapped in half while taking it out so draw your own conclusions from that. Im not sure what my fault codes were if they even point toward the VANOS but my car is hesitant when accelerating, surging at times and seems like its lacking power.. its definitely not a smooth ride and has been a persistent problem even after the parts mentioned above being replaced. Hi Al l/ Zach, Following BMWs trend, the B58 is also underrated from the factory with real world tests resulting in roughly 330 horsepower to the wheels. Disintegrated oil filters pop up frequently, but are not serious in most cases. Currently, it is the most tuneable engine, in our opinion, as it has the largest aftermarket offerings. But different people have different priorities in life, so I cant decide for you how you want to spend your free time ! when removing the reservoir cap, I noticed a bunch of crustiness. The BMW B58 engine is a turbo 3.0L inline-6 that was first introduced to BMW models in 2016. We may receive a commission for purchases made through these links. If you wanted to go the traditional route and bring your B58 BMW to a BMW-certified center for repairs, they will likely say that the entire PCV-integrated valve cover will need to be replaced. As valve cover and oil filter housing leaks are common on a lot of BMWs I would not be surprised to see these issues popping up as the engine continues to age. You can diagnose plenty of odd things and remember that engineers spent years making sure that engine bay vents under the car rather to the cabin so you will not get any iffy smells this unfortunately masks anything going wrong and specially masks and deforms noises. Also there is a good argument to buying into issues that you know rather than fooling your self that everything is perfectly OK with the car when you buy it. We appreciate the positive feedback. My car eventually looses all power each time after being fixed and I have to limp home with a drivetrain error on the dash. Yes, coolant lowers the freezing point and raises the boiling point. Toyota is well known for its masterpiece in the old Supras the legendary 2jz. 49 32 comments Best Add a Comment ijustbrushalot 8 mo. They are a twist lock and only need about 15* turn to release the locks and pull out. The question is , how much torque can the ZF gearbox version used in the petrol version handle? The B58 engine is the successor to the N55 engine. Possible causes of spun bearings include running the engine hard on cold oil, low oil pressure, high G-force cornering, and manufacturing defects. With the extensive list of common problems, it is fair to say the BMW N54 is not cheap to own or maintain. Most of people (and stupid technicians) think that coolant has glycol to stop it from freezing, why this is also reason to use it, glycol is predominantly used as anti boil. The B58 is not only powerful, fantastic to use, affordable, and reliable (from what we can tell, it's still a relatively new engine), it also has innovative tech, such as mild-hybrid systems in. ps. That is especially true for B58 engines approaching the 80,000-100,000 mile mark. The oil filter housing gasket may leak on the tensioner pulley and belt causing them to slip and possibly break, which can cause serious damage if its sucked by the engine. Change places of where your camera is so you can better locate it etc. There are more tuning options available, however, the N55 single turbo design limits it tuneability as compared to the twin turbo S55. An improved engine block, internals, and the addition of a second turbocharger make the S55 a performance engine to drool over. Dont hesitate to pack those with even more detail ! 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. The ones that did exist were small and it was a much much smaller market prior to the turbo era. Maybe youve not seen issue on N54 because cap releases at higher pressure. This helps with the length of the connector cable. There are countless videos of B58 BMW owners with this exact symptom resulting from a damaged PCV. Minor leaks may not produce enough smoke to notice. Compared to the two former engines the N55 has been on the road longer, allowing for additional time for tuning developments. Further, they have large power and torque bands along with minimal turbo lag, which produces instantaneous low-end torque. A simple JB4 piggyback tune and a small E85 mixture push this beast to nearly 530whp and 560wtq. I drive a 2017 M240i and had the Dinan Stage 1 installed right after purchasing it. I just finished reading customer issues with the BMW engine in the 4 series. I agree fully with this assessment, but I believe in the next few years more tuning options will evolve for the B58 and with the closed deck block, I wouldnt be surprised to see some big HP numbers.
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