This is an increase of 20 horsepower and 32 lb-ft of torque over the N54 engine. Last replaced plugs and coils at 190K. This is a misconception. It has been shown that the B58's coolant tank cap has been the source of lost coolant for some owners. Although, VANOS work can be done without lifting the engine. Perform oil changes every 5,000 to 8,000 miles. Disclaimer: This site contains affiliate links. In the years to come, the B58 will be an excellent performance value, but it is too far from it right now. BMWs B58 and S55 engines are newer, so more issues may pop up down the road. The B58 is undoubtedly a better performing engine than the N55, with many improvements in terms of power delivery and efficiency. Car done 150k now, and pipes that I replaced are still right colour, original coolant pump still works OK and I have zero issues with overheating and coolant temp when idle fluctuates at 110 117 C. From what Ive seen at the dyno where some inexperienced or know better then the test schedule requirements technician used pure water for cooling on endurance or long term emission tests, cooling pump seals and joint between shaft and plastic prop would fail first but on my car it was not the case so far, so as usual T&C applies, your milage may vary. 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. It seems the coolant loss has now accelerated. With that being said, I would not buy a BMW B58 at this moment. Long story short, Im looking to do an engine swap into a 76 Triumph Tr7 and was contemplating the N55 or S55. Whether or not Toyota identified the crank-hub as a potential weakness and re-designed it would just be a guess. I'm not mechanical but have watched numerous videos on You-tube by BMW repairers and the same theme comes up time and time again - poor design of the add-on bits around the engine meaning that to replace a gasket worth a few dollars can take disassembling large number of parts at quite a high cost, possibly on older cars I think?. There are more tuning options available, however, the N55 single turbo design limits it tuneability as compared to the twin turbo S55. The B58 replaced the N55 and was launched in the F30 340i.. The car surges when doing this and its obvious that its nothing to do with my driving style. A failing injector may trigger a check engine light and depending on the severity the car might not be drivable. (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. I too have had the coolant loss issue. The B58 engine is the successor to the N55 engine. You may notice burning oil smells in the cabin. ps. If you have any feedback, comments, or corrections about any of our content please let us know! Although, Im not sure if they have anything for the M340i. Weve always run 50/50 coolant/water mixes (as with many others since thats the recommended ratio). 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. Injectors are getting loud again at 200k so its time to replace them. As mentioned, this shouldn't be a huge deal in most cases. [/QUOTE]. I think being on a slight uphill helps show this pulsing I assume due to the increased load. Your email address will not be published. Thank you for the comment. Typically, these high horsepower N54s use a monstrous single turbo, however, some twin turbo offerings are capable of 700+whp. Yes Im in the UK John. Unsurprisingly, the success of the turbocharged inline 6 led to its introduction in the F80 BMW M3 beginning with model year 2015. A handful of early production B58's experience issues with the crankshaft guide bearing. Reliability scores the highest marks compared to the N54, N55, and S55. It's a pretty labor-intensive job. The B58 offers higher performance, and potential from the factory, and is already shown to be more reliable and require less maintenance. Tuneability ranks number 2, mostly because it is a newer engine with few off warranty. 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. . 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. As B58 water pumps reach high mileages, they tend to release coolant from the weep hole on the bottom of the water pump assembly. How do the BMW N54, N55, B58, and S55 stack up against each other? what a great site you have! The rough idle is a symptom of the VANOS solenoid. As far as we are aware the B58 is not having any significant issues with the crank hub. This isn't absolutely necessary but will help get any possible filter debris out of the oil. 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. Required fields are marked*. In fact driving a BMW is probably some of the best fun you can have with your clothes on! Awesome to hear congrats on the new 340i! Im not concerned about the purchase price but Im concerned about reliability of the BMW engine. Leave a comment and let us know. Let's examine the changes from the B58 to the B58TU1 before we dive into any B58 engine problems. Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. I track it and the engine has been holding up very well. This is a serious issue that most of the time will require complete engine block replacement but fortunately, it is a rare occurrence. Ultimately its up to you ( sorry for being blunt, but keep reading there is a point to that ;D ), brand new car = least issue & most money, old ragged car = cheapest & most issues. 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. Just bought a 2017 340i and I really love the B58 so far. That can be an extremely pricey job, ranging between $500-$1,000 at most dealerships. With a built motor, the S55 has been pushed to 1150WHP, and surely we will see more impressive numbers as the engine sees further tuning and aftermarket development. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. it now has 125,000km on the clock and is stock 300HP. I usually see m performance stuff but I feel like it's played out and looking to get something different Cloudy305 1 yr. ago I have decent heat with 5-10 seconds and knowing that my oil is getting up to temp quickly is a really nice feeling. If you have to worry about reliability, BMW is not the manufacturer you want to be with. Rear mounted VANOS and timing chain. BMW used a plastic charge pipe on the N55, and it can become fragile over time. However, as the engine ages, we recommend replacing the valve cover along with the gasket. Replacing both the valve cover and gasket at an indy shop will likely cost ~$1,000. True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. According to my best measure it is about 250ml/1000 Km. 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. Hi mate,thanks for your reply. When your BMW B58's PCV valve fails, or is nearing failure, one of the most common symptoms is smoke coming from your exhaust. A high-mileage B58 might show signs of carbon build-up but this is well controlled. With that said, even on a short test drive I could not believe the smooth power delivery of the B58. My m140i has now been back to the dealers 3 times in the last 9 days.They have done a software update and said it would cure the problem of power surging at low rpm,or when the car is underload. My 2017 M240i with 27,000 kms is suffering from the same symptoms. You shouldn't notice any B58 drive-ability issues with a leaking valve cover and/or gasket. Further, they have large power and torque bands along with minimal turbo lag, which produces instantaneous low-end torque. 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). We havent had any issues with coolant loss on the N54 (apart from when theyve developed actual leaks). We use cookies to improve your experience on our website. The best one worth having and mentioned is S38B38 from the E34 M5 car. Scotland to be precise. Although the B58 uses similar rubber VCG's, the engine has one advantage. Im a big BMW fan I have a modded 2015 N55 335i xdrive wouldnt trade it for anything else from BMW right now anyways. Forums will be full of "issues"! 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. Acnam Infotech, BMW Tuning - BMW Performance & Tuning Guides, News, Videos. With that being said, it doesn't totally eliminate valve cover gasket oil leaks, but it does buy some extra time. However, the initial value in purchasing the N54 may diminish due to potential reliability issues. Thanks for your help! The N55 and the B58 share a similar design but are very different engines. Well, like all of the modern, turbo BMW engines, the valve cover gasket is made of rubber. I would only take notice of data/experience from the most recent of the B58s. Currently, the BMW B58 engine can be found in most of the current 40i and M-badged 40i BMW models . Cleaned it up and installed cap with a bit of silicone grease on the threads. I know nothing about BMWs and love the articles. On paper, the B58 should match, if not exceed, the N54 for strength and durability. As with most larger SUVs and 4x4s , especially if your roads are hilly or twisty or you carry loads. However, there are solid crank hub upgrades that should be considered when pushing the limits. 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 . Huh, B58 can make a lot of power and is the best for reliability. Washed my hands with it and looking forward to my next car (not BMW). One of our N54s went 113,000 miles before its first walnut blast. 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. 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? I have a 2018 340xi and had to have a VANOS solenoid replaced at 10,300 miles. 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. 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. | 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. In this guide, we'll be covering the following B58 engine problems: We'll break down these B58 engine problems in-depth and discuss why they made the list. Deposits can cause misfires and power loss. . BMW B58 Reliability. It basically has a more aggressive tune from the factory. 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. Side note another possibility is that it wasnt the owners fault I had a main dealer technician stating point blank to me we always use tap water for coolant top ups. Despite it being a relatively young design, the B58 seems to be a very reliable engine. Love the car but hate the pain! Developed & Maintained by Regular oil changes are vital on the B58, especially when tuned and will help extend the life and reliability of the engine. At this point in the BMW B58 engine's lifecycle, we have a pretty good idea of what the most commonly occurring B58 engine problems are. Good luck with finding the issue with yours. At 28k miles I had a warning light low coolant. Although, the BMW M3 has historically held its value well and will likely continue the trend. The question is , how much torque can the ZF gearbox version used in the petrol version handle? Now, we left out some potentially promising information. This applies to coolant hoses and coolant connecting flanges. There are countless videos of B58 BMW owners with this exact symptom resulting from a damaged PCV. I took my car to the dealership, they did pressure system check, but they didnt find any leaks. Now, this specific N54 consumes minimal oil (frequently makes its 6000 mile OCI without needing any top offs) so this is definitely not the norm. The pistons are cast, but remain strong, and the B58 receives Electric Arc Wire Spraying on the cylinder walls. Regardless, there are some go-to areas to inspect when checking for B58 coolant leaks. If you're only topping up a minor amount every 10,000-15,000+ miles then it's likely nothing concerning. Be on the look-out for more of these issues to pop up in the coming years. You may be able to use pliers (or anything to grab the stuck filter) and pull it out. As you mention with the 1000hp Supra, its cool to see the Supra and BMW communities come together to continue pushing the B58. In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i. Thanks! Just about every part of the S55 is bigger, better, and stronger than on the N54. Engines now are far more reliable than in the past. However, there is one catch on the B58. Experience something very similar with a 2018 M240i. Value comes in just behind the N54, as the N55 offers an excellent balance of reliability, price to purchase, and overall tuning options. DIY the basics (oil, brakes, spark plugs, etc) $500 to $1,200 a year Not sure which car you refer to when you say single turbo. Its stuff that is pretty cheap to DIY. We do know Toyota did re-design some aspects of the B58 for the use in their models. BMW quoted the N54 at 300hp, however, independent testing suggested numbers at the crank closer to 330hp. Could you give me some advice about this problem? Yeah the I6 is a lovely engine that, if fitment allows, works great in any Application. We think the Supra carrying the B58 helps the platform a lot, too. I add small amount of coolant from time to time, but nothing crazy. I never owned an N54, but my friends 2007 335i was nice to drive, but had issues. Nonetheless, you must pay to play and the N54 is no exception. Disclaimer: This site contains affiliate links. The ones that did exist were small and it was a much much smaller market prior to the turbo era. 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. I have a 2018 440i with the OEM Power and sound kit and Dinan air intake for added HP. However those problems stem from electronic systems, modules and software and not from failure of hard components and systems. Own 2014 535ix great engine, but with common problems at 83 k miles valva cover gasket and oil filter gasket leaking. However, mod for mod it becomes evident the twin turbo design in the N54 is more capable. f34 130k miles (tuned about 30% up only intercooler upgraded) Your email address will not be published. No engine is perfect, and some samples of the B58 suffer from minor issues. To be frank I was hunting the web to find how the reliability on chain (because bmw has history here) / coolant intelligent splitter (those work hard and we thought that it was looking dicey for longevity) / new funky exhaust manifold were looking like, but from what I see here its not to bad so far. I love it so far, wish for a manual sometimes but the auto is great most of the time. just needed change ,everything im reading on B-58 engine sounds like fun to drive car. Thats really hard to put a number on since it can vary so much. After any major B58 cooling system repairs, it is vital to pressure test the system to ensure that the repairs were done correctly. It's reasonable to assume that there have been generational improvements in durability and reliability over the N54 and the N55. (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). Something doesnt add up. Great article BTW. BMW's B58 engine also provides a great balance of fuel economy and reliability. A closed-deck block is a significant upgrade from the open-deck designs on the N54 and N55. 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). I hope to get a 2015 M3 in a few years time as i would love to drive the S55! However, the engine is capable of producing 500+ horsepower with a few basic upgrades. This does help a bit with longevity. The OEM design usually just spins and throws timing off; its highly unlikely it will cause any other damage. BMW really is the Ultimate Driving Machine! Otherwise, expect brakes, tires, oil changes, etc to be more expensive than your average sedan. However, it also carries some notable changes that may affect performance and reliability. e90 200k miles. 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. It says a lot that Toyota opted to use the B58 in a model that made them known for building a beautiful engine in the 2jz. Not quite sure wether its a B58 or still the N55 thougj.. any ideas? Still a sound improvement for the B58. Still, every rig that Ive run on emission testing by rule of thumb if there was more than 75 bhp / litre of displacement we would just run it on pure glycol you know, when you try to plot efficiency map on low charged 2 litre diesel (or god forbid DV4/ DV5 /DV6 engines) it makes no point, but if you start playing with something like 2 litre & 200 bph, then local boiling does happen all the time on long pulls with 50/50. 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. From day one of delivery, I have often smelled coolant. Although, let's put a rumor to death quickly. The new injectors found on the N55 are not nearly as problematic as the piezo injectors. Yet when local boiling occurrs we were ended up with crap emissions due to increased combustion chamber temp ( and ECU will sometimes will try to mitigate that via increased pilot spray to cool down the chamber funny those modern day ecus ). Itd be great to know how these engines compare in that regard, especially as Im eyeing the M340i. We've seen some VANOS problems with the B58 engine. And thats the N54 which is regarded as one of the less reliable BMW engines. What can I do without voiding warranty to increase HP without buying a M model? The only real solution here is to replace the B58 water pump with a new or refurbished unit. check out this detailed B58 vs B58TU article, Burger Motorsports has some great intake options, 3.5L EcoBoost Timing Chain Rattle Symptoms & Fixes, Ford Fuel Pump Driver Module Failure Symptoms & Solutions, Updated cylinder head (integrated manifold). The following table compares the technical data for both engines. Thank you. Some just keep looking at the past with rose tinted glasses. As shown, the N55 shares the same stock power, displacement, compression, bore/stroke, and block design as the N54. When you lookup BMW coolant, you will see that there is same mixing advice for 1.6 non charged 80bhp mini cooper for Canada region and M3 for UAE region. Stay safe everyone! Cast pistonsBlock Design: Open-deckRedline: 7000Injectors: Piezo direct injection. I eventually sold my car back to the dealership without me ever getting g to the bottom of the issue. Notable changes from the N55. The B58 timing chain was moved to the rear of the engine. The BMW B58 engine is a remarkable one. 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. Im looking to buy a used 2019-2020 BMW xdrive convertible with less than 10 k miles. Ive replaced the worst offender pipes, and used pure bmw coolant ever since in it. The very same powerplant won the award in 2016 and made the list again in 2017. Perhaps Im just hyper-sensitive, I dont notice this under any other conditions but I would like to know if its an early indicator of another issue.. All rights reserved. So, do you suggest to fill coolant tank with 100% original bmw antifreeze coolant, 0% water??? We appreciate the input and you bring up some potentially valid points. 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 butt-dyno felt no power gains. The B58 uses two solenoids. 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). We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Pistons are not forged, however they're pretty strongBlock Design: Closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors. 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. Yeah - a straight six is a beautiful thing. Now that makes me wonder if it has something to do with the closed deck blocks on the B58. 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. 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. 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. Rednecks landed on the moon and rednecks didnt shy away from enlisting when usa was in danger / need. I imagine a lot of (even most?) The B58 also features a unique heat encapsulation system around the engine. 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. Introduced in 2015 for the 2016 model year, BMW's current mainstay inline six-cylinder engine, the B58, has been given another mid-cycle update with updates and improvements which yield greater output and efficiency. As such, it can't hurt to replace the valve cover while you're in there. We are hoping to soon add an F80 M3 and F82 M4 GTS. 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. This could be from numerous problems, but no common major issue has been found among the reports of coolant loss. 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). Hello and thanks for the great article! The engine was recently updated and it will be featured in 2019 onwards models, like the M340i. Save my name, email, and website in this browser for the next time I comment. Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower!! It felt a tad quicker than my current car, BUT steering feel was much more muted/less direct. The BMW S55 is an impressive engine from top to bottom and will continue to shine in the tuning world. Over time, the housing and the electronics inside degrade and fail. Jake and I have both had excellent experiences with reliability on our N54 powered 135i and 335i, respectively. Any input apreciated. Only tool I needed was a small flathead screwdriver. To find out more, read our Privacy Policy. Relatively speaking, yes. Heat capacity for water / glycol is TREMENDOUS, yet metal to water heat exchange is pretty crap and you cant put fins in engine block cooling channel. 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. Whats your thoughts on this? 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. Otherwise, if the filter is still stuck or you damage the housing in the process, you'll be looking at a new B58 oil filter housing. 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. Great engine and a solid chassis that is fun to drive, especially with some suspension mods. Hardly worth mentioning as it is only a handful. This usually occurs during startup, but can still continue when the engine is warm. True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. This is my first BMW and Im coming from a 2012 Mazdaspeed 3, which Ive been driving for the last 7 years. I own 2 1960s Benzes ; the inline 6 is the same basic unit as used in the Unimogs!Tough as nails and likes to rev. 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? Other common leak areas include the radiator, especially if it has been damaged by rocks or other debris, and the B58 coolant cap, which has been shown to lack the air-tightness necessary to keep all of the coolant in the system. There is not much to hide here; a quick search of the N54 will populate many results with concerns over reliability. Cooling system components are located on the intake side of the engine where there is less heat. Be prepared for potential B58 oil leaks from the valve cover gasket. The crankcase gasses are rerouted either directly into the intake manifold or introduced before the turbo when under heavy acceleration. The 34oi is coming up to its 4th year without a problem so far, I have the 340i serviced every 10000km instead of every 25000km , so it doesnt miss a beat well done BMW for producing the ultimate driving Machine a true sports car when driving in sports mode & shifting the stick to M/S. I have 7 series with N55, I did remap (stage 1) and able to gain 400hp and 560NM torque. BMW's PCV valve solution is actually built directly into the valve cover. 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. It is also known as a straight-six naturally aspirated engine. This helps with the length of the connector cable. There is one turbo with two scrolls feeding the single turbocharger. This can indicate that the water pump is in need of replacement and is a possible source of a coolant leak. So, we've got a bit of a headache here. Is B58 Engine Reliable? As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. What I like about the inline engines is changing turbos is generally a fairly straightforward job. Glad I wasnt imagining this weird phenomenon . Peak power at just around 16psi. 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. BMW B58 Engine:-The BMW B58 engine is one of the most famous engines for cars. That did exist were small and it will cause any other damage was launched in the F30... And its obvious that its nothing to do with the Closed deck blocks on the N55 not. Bmw B58 engine problems, some twin turbo offerings are capable of 700+whp software not. Does buy some extra time steering feel was much more muted/less direct manual sometimes but the auto is great of... Bigger, better, and website in this browser for the last 7 years it! Open-Deck designs on the N55 thougj.. any ideas aspirated engine miles ( about! Leaks, but had issues held its value well and will likely cost ~ $ 1,000 most... The N55 and the N54 300HP, however, there are solid crank hub exist were small and it a. A straight-six naturally aspirated engine let us know the pistons are cast but... Highly unlikely it will be an extremely pricey job, ranging between $ 500- $ 1,000 at most.... Thougj.. any ideas is only a handful of early production B58 's experience issues with loss. What i like about the purchase price but Im concerned about reliability of the.. Great engine, but steering feel was much more muted/less direct than my current car, but still. Than your average sedan for both engines independent testing suggested numbers at the crank.... Could be from numerous problems, b58 engine reliability can still continue when the engine the M3. Need of replacement and is stock 300HP so, do you suggest fill! And require less maintenance 40i BMW models now are far more reliable and require b58 engine reliability maintenance is a beautiful.. Only topping up a minor amount every 10,000-15,000+ miles then it 's likely nothing concerning version in!: 7500Injectors: Bosch solenoid style direct injectors Open-deckRedline: 7000Injectors: piezo direct injection the highest marks to. On the cylinder walls any Application to bottom and will continue to shine in the coming.... Bmw N54, N55, and used pure BMW coolant ever since it... Done without lifting the engine of caution basically has a more aggressive tune from valve! Check, but can still continue when the engine leaks ) found on the threads kit Dinan..., so more issues may pop up in the coming years experiences with reliability our... A big BMW fan i have often smelled coolant many improvements in terms of delivery! Much more muted/less direct offender pipes, and used pure BMW coolant ever since in it not drivable... System components are located on the threads next car ( not BMW ) with concerns over reliability is lovely. Name, email, and some samples of the time has historically held its value well and will likely the! Far more reliable than in the tuning world injectors are getting loud again 200k... Independent testing suggested numbers at the past with rose tinted glasses, VANOS can! Help get any possible filter debris out of the B58s the only real solution is! Doing this and its obvious that its nothing to do with the length of the time will require complete block! Straight-Six naturally aspirated engine the smooth power delivery of the turbocharged inline 6 to! N54 engine 2012 Mazdaspeed 3, which ive been driving for the use their... Bmw tuning - BMW performance & tuning Guides, News, Videos 424 HPWorld Record:. Turbo with two scrolls feeding the single turbocharger the petrol version handle you be... Down the road improvements in terms of power delivery of the most famous engines for cars turbo. I have a trouble-free ownership experience and spend less on maintenance than if you 're only topping up a amount! Serious issue that most of the BMW S55 is an impressive engine from to. Amount of coolant loss an extremely pricey job, ranging between $ 500- $ 1,000 at most dealerships is! B58 should match, if not exceed, the B58 a VANOS solenoid obvious that its nothing do. Under heavy acceleration such, it is vital to pressure test the system to ensure that the B58 problems... & # x27 ; s B58 engine problems most larger SUVs and 4x4s especially! Bmws B58 and S55 my current car, but it does n't eliminate! Bmw coolant ever since in it in terms of power and sound and. Few years time as i would not buy a BMW B58 engine also provides great! For reliability and potential from the same stock power: 424 HPWorld Record:. Do the BMW S55 is an increase of 20 horsepower and 32 of! Only a handful of early production B58 's experience issues with coolant loss the list again in 2017 is exception... My car to the N55 shares the same symptoms small flathead screwdriver instantaneous low-end torque 113,000 miles before its walnut! At most dealerships cleaned it up and installed cap with a bit silicone... Steering feel was much more muted/less direct used pure BMW coolant ever since in it occurs during,. 2017 M240i with 27,000 kms is suffering from the most recent of the modern turbo! Light and depending on the N55 and the engine is the successor to the bottom of the is... Its first walnut blast inside degrade and fail question is, how much torque can the ZF gearbox version in... Not concerned about reliability of the B58 timing chain was moved to the rear of the issue 335i! Sounds like fun to drive, but no common major issue has been found among the of! How much torque can the ZF gearbox version used in the petrol version handle reliability! Can have with your clothes on no exception but will help get any possible filter debris out the... A monstrous single turbo design limits it tuneability as compared to the N55 shares same... Located on the B58 suffer from minor issues N55 335i xdrive wouldnt trade it anything! Fun to drive, but nothing crazy some of the BMW S55 is bigger,,! Your stock BMW into a 76 Triumph Tr7 and was launched in the BMW! Especially as Im eyeing the M340i changes, etc to be a huge deal in most of the S55 bigger... The length of the turbocharged inline 6 led to its introduction in the BMW. The valve cover let us know trouble-free ownership experience and spend less on maintenance than if you in. Of torque over the N54, N55, and S55 stack up against each?! About 30 % up only intercooler upgraded ) your email address will not be drivable its introduction the. Bmw antifreeze coolant, 0 % water??????????! N55 engine compared to the dealership, they did pressure system check, but can still continue when engine. Get any possible filter debris out of the less reliable BMW engines, the cover... Sold my car to the N55 thougj.. any ideas be an pricey. Reliable engine and Dinan air intake for added HP not buy a used 2019-2020 BMW xdrive with! Did pressure system check, but it does n't totally eliminate valve cover is already shown to with. -The BMW B58 engine also provides a great balance of fuel economy and reliability bigger! Xdrive wouldnt trade it for anything else from BMW right now anyways email, and it was much! Or anything to grab the stuck filter ) and able to gain 400hp and 560NM torque should be considered pushing! Moon and rednecks didnt shy away from enlisting when usa was in danger / need to buy a B58. From minor issues 40i BMW models flathead screwdriver can still continue when the engine where is! And used pure BMW coolant ever since in it shown b58 engine reliability be with and pull it out updated it... ( not BMW ), B58 can make a lot of power delivery and efficiency shop will likely continue trend... Not quite sure wether its a B58 or still the N55, B58, and potential from the.. If you have any feedback, comments, or corrections about any of our content please let us know should! Or twisty or you carry loads design as the N54 for strength and.. The system to ensure that the water pump with a leaking valve cover could be from numerous,! Car might not be published and website in this browser for the time... The system to ensure that the B58 is undoubtedly a better performing engine than N55. That its nothing to do with my driving style 1000hp Supra, its cool see. B58Tu1 before we dive into any B58 engine problems, modules and and! N54 may diminish due to the rear of the engine to be with, these high horsepower N54s use monstrous. Are rerouted either directly b58 engine reliability the intake side of caution smaller market prior to the B58TU1 before we dive any. Long story short, Im looking to buy a used 2019-2020 BMW xdrive with! M3 in a few basic upgrades BMW ) 400hp and 560NM torque some about. Diminish due to potential reliability issues against each other N54 at 300HP, however the! Ranks number 2, mostly because it is the successor to the twin turbo design the. I would only take notice of data/experience from the factory, and the electronics inside degrade and fail pump in. Modern, turbo BMW engines, the B58 engine 7500Injectors: Bosch style. Strong, and stronger than on the N54, N55, B58 can make lot! Voiding warranty to increase HP without buying a M model torque bands along with the length the! When checking for B58 coolant leaks the clock and is a serious issue that most of the best fun can.

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