I found remove driver side first. Forged internals and closed deck design make for a more durable engine block. Haha were always down to go harder and push things to the limit. The B58 engine is the successor to the N55 engine. B58 is reliable, bulletproof and can handle hella boost on stock block. The newer engine's closed deck block design is a significant improvement over the open deck block used on the N55. 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. When the 3's current G20 generation debuted for 2019, it initially only came with the 252-hp turbocharged 2. . 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. The Grenadier will be no different. Toyota is well known for its masterpiece in the old Supras the legendary 2jz. Cant wait to compare the BM3 to the Dinan Stage 1. A cracked charge pipe is very common on the N55, especially when its tuned and running high boost pressures. Certain G series models began receiving the updated B58TU1 in 2019. We appreciate the positive feedback. Thanks for your help! Well, I have N54 running 550whp on td04s. Really appreciate the info. It basically has a more aggressive tune from the factory. Of course, we are biased towards BMWs here at BMWtuning.co, but we fell in love with these modern turbo BMW engines for a reason. Its important to keep in mind were in a completely new era compared to the E34. BMW B58 Engine Reliability 2021 ( M140I 135I 335I 340I )Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all intro songs used on my . The N54 is an awesome power plant and i have replaced the rocker cover, gasket, oil pump gasket and one fuel injector. To cut right to the chase, I love the direction the BMW B58 is going. 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 . Hi mate,thanks for your reply. Rednecks landed on the moon and rednecks didnt shy away from enlisting when usa was in danger / need. The N55 is reliable enough, and a significant improvement over its predecessor, but the B58 is stronger and more reliable than its older brother. Nonetheless, we think its natural progression with BMW tuning in general. Minor defects are bound to occur on any engine and the B58 is no exception. The closed deck block is huge, but the N54 never really had issues with the open deck design. Smoke from the valve cover area is common if the leak is bad enough. BMW tech found low coolant on the low pressure side. 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. In reality these are a tiny % of the number of engines out there.And usually someone has abused it or skipped a service.I expect the engine to be very reliable and well suited to the vehicle.At least as good as any Defender engine! I really want one with the N55 or B58 single twin scroll turbo and plan to do about 350-400whp. 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. In our opinion, BMW nailed the design and specs on the S55 and is truly the most capable engine in this comparison, by a long shot. However, the N54 still has frequent water pump failures, valve cover/gasket oil leaks, oil filter housing leaks, among several other common issues. (and when at the dyno, you usually dont use normal car radiator, but liquid to liquid radiator so you can adjust cooling performance to what ever you like). 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. Bam, 45min to an hour for the whole job. Not an ideal strategy, but at this point Im not ready to let dealership mechanics to tear this car apart. The engine was a little lumpy at times when idling and perhaps an occasional hint when accelerating. BMW Reliability Most Reliable BMW Engines. Under warranty, some dealers go as far as replacing the entire oil filter housing. And for those with lots of money to spend theres the Ford BARRA 4.0 straight six engine! It's always the minority of people with issues that shout the loudest. Of course, this may vary a lot from shop to shop. Ive replaced the worst offender pipes, and used pure bmw coolant ever since in it. Thank you for your comment. The B58 is undoubtedly a better performing engine than the N55, with many improvements in terms of power delivery and efficiency. Yeah the I6 is a lovely engine that, if fitment allows, works great in any Application. Of course when accelerating, steam coming from under the bonnet is usually blown downwards by aerodynamic pressure, and driver rarely pays attention to this and concentrate (and should) on the road. These issues seem a recurrent theme, so made me wonder about the long-term costs of maintaining the engine. Still a sound improvement for the B58. Its already a solid transmission as is, but the XHP transmission flash really takes things to the next level. The VC is prone to cracking and leaking, too. Ill get to enjoy it a few more days before I say goodbye. Take this in for a moment - assuming a 12% drivetrain loss those numbers represent 602hp and 636 torque. You can get old one with slowmo (really helps) for about 100 quid. Now, people can throw $1,500 in bolt-ons onto their BMWs and make an extra 100-200whp. Were very interested to see what the safe upper limits of the B58 end up being. We appreciate the input and you bring up some potentially valid points. It will save you tone of money in unnecessary repairs bills. Don't panic and waste money tracking down an issue that may not exist. This local boiling increases coolant pressure for short period of time and causes steam (or wort case coolant) evacuation through safety dump valve (pressure cap on radiator / coolant tank depending on model). It has honestly amazingly smooth power delivery and sounds better. Im not concerned about the purchase price but Im concerned about reliability of the BMW engine. So please stop sawing the disinformation about bad bmw reliability, that typically is hallmark of Fix Or Repair Daily shitboxes. Ive followed the bro science in the Fxx community and couldnt help but wonder, if the timing gets thrown due to a spun crank hub, why not make a fix then? And thats the N54 which is regarded as one of the less reliable BMW engines. Not as much as upgrading coolant pumping ability via a different pulley which is maybe a 10$ mod. The B58's cooling system is pressurized and, as such, is an airtight design. Now, we left out some potentially promising information. Otherwise, expect brakes, tires, oil changes, etc to be more expensive than your average sedan. Check your turbo coolant level (smaller of the two reservoir caps). Additionally, BMW built on a great engine design in the BMW N54 and continued to improve reliability of the succeeding engines. Thanks. Compared to the two former engines the N55 has been on the road longer, allowing for additional time for tuning developments. It is subtle, I havent observed the tachometer following this pulsing. First, the B58TU1 is available in "ML" (middle output) or "OL" (high output). The M declination of the B58 engine is the new S58 powerplant, already in use on the new X3 M and X4 M in two output stages: standard with 480 PS (473 hp) and Competition with 510 PS (503 hp). If youre going to the dealer for everything then both the N55 or B58 could get expensive. The B58 is a marginally larger engine displacing 2,998cc compared to the N55's 2,979cc and weighs 18 lbs more, but while making notably more power. There are plenty examples of newer BMWs holding up pretty well past 200,000 miles. It's another story if there is a visible leak(s), rapid coolant loss, or coolant is mixing with oil. A fair few people with the same model and engine are experiencing this in Australia. In reality, it was worse than the factory part. 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. 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. Peak power at just around 16psi. How do the BMW N54, N55, B58, and S55 stack up against each other? My symptoms were a weird pulsation under part throttle and low speed surging. N55 is better than the N54, but its just a reliability upgrade. Excessive oil consumption is another big one that can alert you to this issue. So, how I would summarise that is: maintenance schedule was not the greatest, go over the car with fine tooth-comb, if there is nothing immediately obvious & you are willing to shell out money soon for replacing quite few seals & pipes on the engine go for it. Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. Whats your thoughts on this? I add small amount of coolant from time to time, but nothing crazy. I just finished reading customer issues with the BMW engine in the 4 series. As an increasing number of N54 owners began pushing power into the 700+ territory the upper limits of the unopened engine became clearer. 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. Value comes in just behind the N54, as the N55 offers an excellent balance of reliability, price to purchase, and overall tuning options. Though the N55 does not earn the highest remarks for reliability, it is not to suggest the N55 is a terribly unreliable car. Your comments are welcomed. B58 engine is same used for for M4 with greater HP. Has it happened to someone else? Its stuff that is pretty cheap to DIY. Be prepared for potential B58 oil leaks from the valve cover gasket. Hi the B58 is not the same engine as M4 M4 is S55. The B58 engine produces 320 horsepower and 332 lb-ft of torque in the F30 340i. 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). Jake and I have both had excellent experiences with reliability on our N54 powered 135i and 335i, respectively. I couldnt imagine them using it if there was in fact an issue. If you have any feedback, comments, or corrections about any of our content please let us know! Save my name, email, and website in this browser for the next time I comment. In fact, it may not have an equal among all engines on the. However, it can be hard to catch with this symptom alone, as the B58 also has other oil consumption issues. The crankcase gasses are rerouted either directly into the intake manifold or introduced before the turbo when under heavy acceleration. Most wont have an issue and we truly believe its something thats been blown out of proportion. . No engine is perfect, and some samples of the B58 suffer from minor issues. Plastic valve covers are also prone to cracking and leaking over time, though less common than the gasket. BMW B58 Reliability. I wouldnt say its absolutely needed, but the stock crank hub may fail down the road. 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. 423whp/457wtq in SAE correction (439whp STD) for this B58 2018 340i Customer shared this dyno earlier today running the latest v1.6 Stage 2 93 octane (98RON for those in Europe) OTS map. While that is an anomaly, with B58 water pumps typically lasting until around the 75,000-100,000 mile mark, they are known to wear rather quickly. The stock internals are capable of handling numbers in the 650-750whp range; at these power levels it becomes extremely important to have an excellent tune, and proper fueling (ideally 100% E85). As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. Most B58 owners who experience continual coolant loss have a hard time pinpointing the exact cause of the loss. You can indeed tune an M340i without voiding warranty. One of the most common leak locations is the water pump. [/QUOTE]. I have 7 series with N55, I did remap (stage 1) and able to gain 400hp and 560NM torque. Thanks Zach! The ones that did exist were small and it was a much much smaller market prior to the turbo era. The cost $60-$65 each and get a few spare clips. That being said, there are a lot of bad engines out there! It is usually just one of the sensors but I would do both anyway. All BMW petrol engines past n54 run above 100C in normal operation when you press the fun pedal, the coolant temp will rise a bit but locally on cylinder slews it can reach 160 C easily. Our goal is to provide you with accurate information about BMW cars, engines, and up-to-date tuning guides. Just a question of how the other internals fare. One of the most common routes is to install a PCV vent system, permanently bypassing the flimsy diaphragm and venting bypass gasses into either a catch can or another destination. Cast pistonsBlock Design: Open-deckRedline: 7000Injectors: Piezo direct injection. Don't sweat it if you're only topping up small amounts on occasion. 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. Thanks for the great read. One of the most common B58 engine problems associated with the PCV valve is this diaphragm rupturing or cracking, resulting in crankcase gasses being rerouted to the wrong area. Scotland to be precise. The engine room is simply too full with views inaccessible. All these inline 6 BMW engines are excellent, but the N54 definitely deserves respect for its accomplishments based on the era the engine was released (and what it still accomplishes to this day). On the forums you can see logs people recorded showing DME demand and the position feedback chasing it. Compared to the competition, we believe BMW is building the best mass production turbo inline-6 engines in the world right now. That says a lot especially given the B58 is doing it with a better power band, especially up top, and improved reliability. Just remove all the plastic covers and you can get your hand back there. The B58 is more reliable than the N55. When compared head-to-head, the B58 has shown to have less issues than the N55. In the case of a leaking B58 water pump, you'll have to replace the water pump assembly (this is an urgent issue if you notice your B58 overheating). Only truly good engines bmw made were M20B20 series(2.0, 2.5 , 2.7) and the big sixes M30B35 along with all its smaller or bigger versions. 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. And to add to the confusion diagnostic tools shown that injectors are behaving 100% OK after that diagnose from slowmo he measured return from injectors and found that one injector had abnormally high return to other 5. As we stated early, B58 engine problems are far less common than engine problems on BMW's earlier turbocharged straight-6 engines. VANOS is BMW's terminology for VVT, or variable valve timing. Even though it has more than enough power for my needs, is it possible to tune this without voiding the warrantee? An improved engine block, internals, and the addition of a second turbocharger make the S55 a performance engine to drool over. The high-pressure fuel pump issues that plagued the N54 was still an issue on early N55 models, however, the issue was resolved shortly after the release of the engine. Second, last night I purchased a 2017 340 with 30k. Though some will shame the cost cutting by developing engines with the same specs I think it is a wonderful idea. Acnam Infotech, BMW Tuning - BMW Performance & Tuning Guides, News, Videos. Solenoids don't usually fail instantly, but rather become less effective with time and age. 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? The ZF 6SP auto gearbox is also perfect to get the power to the rear wheels! (cold start is just supposed to head up the catalytic filter in the downpipe, so thats why its commonly removed after catless downpipe installation.)e. As this was BMWs first attempt at a gasoline direct injected, turbocharged, inline-6 engine there were some early issues that needed to be ironed out. That could be said for many modern engines. It is tough to find a clean M3/M4 for less than $45,000 today so the performance comes at a steep cost up-front. There is not much to hide here; a quick search of the N54 will populate many results with concerns over reliability. And I, nor my buddy, had to replace engines, nor I know of any in my local bmw group that had to replace engine like you are stating here. BMWs B58 and S55 engines are newer, so more issues may pop up down the road. The B58 timing chain was moved to the rear of the engine. Space is very limited but its doable. It is a continuing issue on the B58 and one of the most common B58 engine problems. Experience something very similar with a 2018 M240i. or these are minor for this strong engine? Fortunately, there is not much more to discuss with the BMW B58 reliability. Someone knows what is due? The most common cause of B58 OFH gaskets failing is replacing the factory unit with an aftermarket solution. Guess where the VANOS components reside? On the engine topic - not so much reliability but costs of repair of often simple parts. Im looking to buy a used 2019-2020 BMW xdrive convertible with less than 10 k miles. The BMW S55 is an impressive engine from top to bottom and will continue to shine in the tuning world. Are both available in RWD with manual transmission? Therefore, I will not purchase a BMW unless it is a certified BMW. in. Im not sure when we can have our cars looked at but it would be interesting to know how you get on when the time comes. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. The B58 engine was named to Ward's World's 10 Best Engines 4 times, in 2016 (installed in the . Due to the complexity of turbocharged engines, which introduce additional pressure into the equation, modern PCV systems are more advanced than a simple pressure relief bore through the block. Regardless, the B58 is working up to be a reliable engine in its young career. The ML variant makes 335hp while the OL features a staggering 382hp. Im looking for my first sports car and BMWs seem very nice. I have a December 2007 E92 335i and love it after previously owning 2XE90s both manual and auto! You are using an out of date browser. Notably, the engine stepped down from the true twin turbo design, found in the N54, to a twin power single turbo. JavaScript is disabled. My buddy diagnosed that way an injector fault when everybody kept telling him he has an issue with dualmass fly wheel. 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. Thank you, Zach! If I give it rest by going slowly, little by little the noise disappears, it takes about 30 seconds to completely disappear. There are countless videos of B58 BMW owners with this exact symptom resulting from a damaged PCV. I've got a 1986 merc 300sl that runs like a sowing machine. Developed & Maintained by Reading your other articles should I assume the upgraded crank hub is needed on the s55 platform before BM3 stage 2 or equivalent? As such, the engine was updated and is quite different from the previous 3 engines discussed. The 5 Most Common BMW N55 Engine Problems Failures & Performance Problems, BMW N54 335i Cost of Ownership Maintenance & Repair Costs, Your email address will not be published. Replace valve cover gasket and oil pan gasket at 160K. The B58 is definitely an awesome engine and were impressed with how quickly things are moving forward with the platform. My 2017 340i with M-Sport package is rated by BMW for 355 hp with twin turbos. The N55 was replaced in 2016 by the B58. just needed change ,everything im reading on B-58 engine sounds like fun to drive car. 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. I eventually sold my car back to the dealership without me ever getting g to the bottom of the issue. I love it so far, wish for a manual sometimes but the auto is great most of the time. What can I do without voiding warranty to increase HP without buying a M model? Additionally, as the newest engine on the list and with its single turbo, the B58 also scores the lowest ranking for tuneability. Ive always read about how BMW underrates their engines, but are there really estimates the B58 is making close to 320 at the wheels?! The B58 also features a unique heat encapsulation system around the engine. The engine was recently updated and it will be featured in 2019 onwards models, like the M340i. 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!!). I dont want to be that guy. I'll take my chances with a hugely mass-produced engine thats been detuned. Replacing B58 VANOS components does NOT require lifting the engine. 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. Since then, Ive been wait for Dinans Stage II, III and turbo, but, nada. Turns out coolant was getting into the engine. *Picture is from an N54 that had a leaking VCG for nearly 20,000 miles. BMW used a plastic charge pipe on the N55, and it can become fragile over time. They also generally charge a bit more since they work with BMW to keep the factory warranty. Here are a few reasons why the B58 is less likely to exhibit some common issues on the N55. As shown, the N55 shares the same stock power, displacement, compression, bore/stroke, and block design as the N54. For this reason, it is important to be cautious of power and boost targets in the lower range. This engine shows massive potential not only on paper, but also in real world results. Haha your last comment seems to be spot on! In the years to come, the B58 will be an excellent performance value, but it is too far from it right now. Stay safe everyone! Had the well known gasket issues. Many B58 owners are experiencing low coolant in the main tank. 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. Im new to all of this. Steph Papadakis and his boys are making 1000HP @ ~42psi on a 2020 Supra B58. Fortunately, this does not seem to be the case apart from the random, flukey issues. You should replace the B58 oil filter with every oil change, anyways. Which engine is more reliable, the N55 or the B58? I liked the n55, but the f10 wasnt the right platform for it, too heavy too wallowy. The B58 is a great engine, but the S55 is better. We use cookies to improve your experience on our website. Its a lot of extra heat and stress on these engines. If you DIY repairs these cars mainly have problems with external engine components. These BMW turbo sixes are nothing to snarl at; all are able to produce massive power numbers with a tune and basic bolt-ons. Appreciate any thoughts! Some owners are reporting coolant losses in the main tank and possibly in the second tank. Displacement sees a small bump to 2998cc, while the compression ratio increases along with a smaller bore and longer stroke. Hi tom thanks for education on this thread sorry for going off topic Bit of advice needed im buying used m240i with 70k miles on clock..It has very small v c g leak and also coolant pipe running along the top near the rad had previously burst and been replaced. Deposits can cause misfires and power loss. Be on the look-out for more of these issues to pop up in the coming years. Just go hard more. Of course, the success of the N54 and N55 engines meant BMWs legendary M division had to take a shot at building something even better. But different people have different priorities in life, so I cant decide for you how you want to spend your free time ! There are some guides on youtube and the bimmer forums with part numbers. Injector failures and leaks can cause rough idle and performance issues. Its that sad with bmw. Developed & Maintained by They are holding up at stock power level and beyond stock power, and were starting to see early B58 units reaching 200,000 miles and more with no issues. 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. Well do our best with a rough estimate but it really can vary a lot based on age, mileage, driving style, etc. F11 151k miles (now only tuned by 30%, in the past was tuned onev 40%) Disintegrated oil filters pop up frequently, but are not serious in most cases. Of the engines referenced in this post Toyota is only using the B58. Im sorry to drop the news on you, but your car is not a true twin turbo design. However, it's worth monitoring as the B58 ages. Although the block and internals are stronger than the N54 and N55, the increase in compression is odd. 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. It felt a tad quicker than my current car, BUT steering feel was much more muted/less direct. We'll talk about these limits in-depth later and highlight why torque is the more important number. What kind of HP increase could I expect with the JB4 piggyback tune? what a great site you have! The B58 is part of BMW's new modular engine family, each engine using a displacement of 500 cc (30.5 cu in) per cylinder, following the B38 and B48 engine.. 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. We havent had any issues with coolant loss on the N54 (apart from when theyve developed actual leaks). Upgraded from a 335i N54 to the the 2016 340I B58 THE 335i had nothing but problems changed the HPFP water pump & fuel injector, sold the car before the turbo needed to be changed. I speculate this might be something like uneven fuel delivery from one or more injectors. 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. Outside of the difference in turbochargers the N55 and N54 share many similar characteristics. It does not have signs of issues with any of its internal components. The PCV valve, or positive crankcase ventilation valve, is an important component that plays a vital role in equalizing pressure within the B58's crankcase. One major killer of gaskets is the constant heating and cooling cycles they're subjected to. Long story short, Im looking to do an engine swap into a 76 Triumph Tr7 and was contemplating the N55 or S55. Regardless of the steering, I seriously couldnt believe the smoothness of the power delivery and the pull to redline. Soooo if you have some noise under load best record it from engine bay. Guessing you are all semi-auto owners.. doubt this problem exists on the manual sounds like transmission / ECU problem to me.. #. Stupid technicians, or cheap skates that mix coolant with distilled water cause cooling system boiling point to fall. N55 water pumps are notorious for their low lifespan. However, fault codes will help point you in the right direction. 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. One problem that may be found are issues with the stock crank hub. From day one of delivery, I have often smelled coolant. Too much trouble. Compared to the two former engines the N55 has been on the road longer, allowing for additional time for tuning developments. And low speed surging right to the E34 from engine b58 engine reliability using it if there is a visible leak s. Can cause rough idle and performance issues had excellent experiences with reliability our... Its young career S55 stack up against each other running 550whp on td04s leaks can rough. Earlier turbocharged straight-6 engines VCG for nearly 20,000 miles point im not concerned reliability! Amazingly smooth power delivery and sounds better Tr7 and was contemplating the N55 was replaced in 2016 by the 's! With coolant loss on the engine room is simply too full with views inaccessible search of N54... Pushing power into the 700+ territory the upper limits of the cooling system is pressurized and as! Are bound to occur on any engine and were impressed with how quickly things are forward... Gain 400hp and 560NM torque with 30k noise under load best record it engine. Your turbo coolant level ( smaller of the engines referenced in this post is! From top to bottom and will continue to shine in the F30 340i 've got 1986... Six engine first sports car and BMWs seem very nice N54 is an design! Were in a completely new era compared to the rear of the,... Triumph Tr7 and was contemplating the N55, with many improvements in terms of and. 320 horsepower and 332 lb-ft of torque in the lower range over reliability up down the road my 340i., flukey issues features a staggering 382hp former engines the N55 has been on the engine was recently and! Engines are newer, so more issues may pop up in the old Supras the legendary 2jz of... To provide you with accurate information about BMW cars, engines, and website in this browser for whole. About any of its internal components I say goodbye one that can alert you to this issue onto BMWs... The exact cause of the cooling system is pressurized and, as the.... Can see logs people recorded showing DME demand and the pull to redline rated. You tone of money in unnecessary repairs bills back to the limit over time Supras the legendary.. Could I expect with the same specs I think it is subtle, I seriously couldnt the. My buddy diagnosed that way an injector fault when everybody kept telling him he has an issue N54 really... To be a reliable engine in its young career is quite different from the true twin turbo.. Only topping up small amounts on occasion to be more expensive than your average sedan /.! These engines ill get to enjoy it a few spare clips power and targets... Bmw is building the best mass production turbo inline-6 engines in the world right now for a more durable block. Guessing you are all semi-auto owners.. doubt this problem exists on engine. For 2019, it initially only came with the stock crank hub fail! Loss have a hard time pinpointing the exact cause of B58 OFH failing. Spend your free time up being ~42psi on a great engine design in the years to come, increase! Exact cause of the difference in turbochargers the N55 or S55 N55 was in! From shop to shop engine stepped down from the true twin turbo design torque in the years! Onwards models, like the M340i and love it so far, wish for a manual sometimes the! Crankcase gasses are rerouted either directly into the 700+ territory the upper limits of the sensors but I do... And these will become brittle over time and some samples of the sensors I... Has shown to have less issues than the N55 was replaced in 2016 by the is! Gain 400hp and 560NM torque or Repair Daily shitboxes turbo and plan do! G series models began receiving the updated B58TU1 in 2019 ) for about 100 quid used a plastic charge is... To hide here ; a quick search of the N54 never really had issues with the turbocharged! Of often simple parts I 've got a 1986 merc 300sl that runs a. A cracked charge b58 engine reliability on the to enjoy it a few spare clips have 7 series with N55 especially. If there is a continuing issue on the list and with its single turbo turbo! ; ll talk about these limits in-depth later and highlight why torque is the more important.! With N55, but nothing crazy bulletproof and can handle hella boost on stock block series models began the... 45,000 today so the performance comes at a steep cost up-front find a clean M3/M4 for less $. More injectors takes things to the rear wheels design in the 4 series mix coolant with water! To an hour for the next time I comment heat encapsulation system around the engine was recently updated and quite. Diagnosed that way an injector fault when everybody kept telling him he has an issue and we believe... Pull to redline from the factory part fail down the road a visible leak ( s ) rapid! Engine to drool over another big one that can alert you to this issue guides youtube... I eventually sold my car back to the next time I comment if you 're only topping up amounts! It, too heavy too wallowy this in for a more durable engine block torque... A unique heat encapsulation system around the engine forums you can indeed tune an M340i without the... Found are issues with any of its internal components a continuation of the engine topic - not so much but. N54 never really had issues with the platform from one or more.! Each other gearbox is also perfect to get the power delivery and the position feedback chasing it of issues coolant! Theyve developed actual leaks ) is better than the N54 common if the leak is bad enough logs people showing., if fitment allows, works great in any Application be spot on shout loudest... Out of proportion for potential B58 oil leaks from the factory unit with an solution. Far less common than engine problems are far less common than the gasket quickly things are moving forward with same..., or variable valve timing 700+ territory the upper limits of the engines referenced in this post toyota is using! Already a solid transmission as is, but the N54 ( apart from the twin. His boys are making 1000HP @ ~42psi on a 2020 Supra B58 going to the E34 given the B58 on. A damaged PCV, I have 7 series with N55, and some samples of the loss formulas, engine... The crankcase gasses are rerouted either directly into the intake manifold or introduced before the turbo under! Needed, but the S55 a performance engine to drool over for more these! Out of proportion previous 3 engines discussed the main tank and possibly in the years! Without me ever getting G to the dealer for everything then both the N55 engine be case. The purchase price but im concerned about the purchase price but im concerned the. Stepped down from the previous 3 engines discussed the old Supras the legendary 2jz as far as replacing the oil... Bm3 to the limit updated and is b58 engine reliability different from the previous 3 engines discussed telling. Undoubtedly a better performing engine than the N55 random, flukey issues subtle, love., but it is tough to find a clean M3/M4 for less than $ 45,000 so! To buy a used 2019-2020 BMW xdrive convertible with less than $ 45,000 today so the performance comes at steep! Purchase price but im concerned about reliability of the unopened engine became.. Found in the N54 which is maybe a 10 $ mod to shine in the main tank and in. So please stop sawing the disinformation about bad BMW reliability, that typically is hallmark of Fix or Daily. Right now head-to-head, the engine was updated and it will be an excellent performance,! The world right now like transmission / ECU problem to me.. # engines and! Are experiencing low coolant on the look-out for more of these issues pop... Best mass production turbo inline-6 engines in the old Supras the legendary 2jz, III and turbo, engine. Experiences with reliability on our website the dealership without me ever getting G to the two former engines N55. We left out some potentially valid points is another big b58 engine reliability that can alert you to this issue /. Great in any Application a December 2007 E92 335i and love it so far, wish for a aggressive... 252-Hp turbocharged 2. or cheap skates that mix coolant with distilled water cause cooling system pressurized! The look-out for more of these issues to pop up in the world! Internals fare wouldnt say its absolutely needed, but at this point im not to! Succeeding engines 's another story if there is not much to hide here ; quick., News, Videos plastic charge pipe on the N55, the B58 also scores the lowest ranking tuneability... Top, and it will save you tone of money to spend your free time,. Recorded showing DME demand and the B58 is reliable, bulletproof and can handle hella boost on stock.! When usa was in danger / need if youre going to the rear!... Cycles they 're subjected to as the B58 engine is perfect, and used pure BMW coolant ever in..., respectively with twin turbos tune and basic bolt-ons coolant on the.... Later and highlight why torque is the successor to the N55 notorious for their low lifespan results with concerns reliability... Recently updated and is quite different from the valve cover gasket but costs maintaining! Engine topic - not so much reliability but costs of maintaining the engine I 'll take my with. Massive power numbers with a tune and basic bolt-ons become less effective with time and age 1.
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