Much better when you consider you get the full package in the M3, and the M3 will hold its value better. 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. Automotive Performance, Tuning, & Modification. There are more tuning options available, however, the N55 single turbo design limits it tuneability as compared to the twin turbo S55. Due to the fact that piston rings do not seal the gap between the combustion chamber and crankcase, air and other compressed gas seep through the piston rings and into the crankcase. Huh, B58 can make a lot of power and is the best for reliability. 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. I do love a straight 6. The B58 is a great engine, but the S55 is better. 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Failures & Performance Problems, BMW N54 335i Cost of Ownership Maintenance & Repair Costs, Your email address will not be published. Although, VANOS work can be done without lifting the engine. Currently, it is the most tuneable engine, in our opinion, as it has the largest aftermarket offerings. This means tuning and aftermarket development has not reached its full potential; despite this fact, the BMW S55 is already making crazy power and has obliterated records held by the N54. Unfortunately, its just the nature of a direct injected engine and is a part of standard maintenance. 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). It is built to be efficient and reliable while also being powerful enough to get you through most driving situations. Im not sure how many as I was never given any job sheets. This is an increase of 20 horsepower and 32 lb-ft of torque over the N54 engine. Reliability scores the highest marks compared to the N54, N55, and S55. The B58 is not only reliable judging by BMW standards but by international standards. Its a superior design for strength but theyre often more challenging to cool. Ive switched off the traction control and done about 100 miles(20mph/30mph/50mph/up hills and the car hasnt surged once. You did bring up an excellent point with localized areas where coolant temp may be hotter leading to evap. BMW B58 Engine:-The BMW B58 engine is one of the most famous engines for cars. B58 engine is same used for for M4 with greater HP. Totally agree. I have 7 series with N55, I did remap (stage 1) and able to gain 400hp and 560NM torque. Regardless, the B58 is working up to be a reliable engine in its young career. Then remove and replace passenger side. 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. Im trying my best to absorb as much as I can. N55 is better than the N54, but its just a reliability upgrade. 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. Thanks Zach! However, this may not be necessary in most cases. 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). B58 coolant pumps have been known to fail prematurely and cause significant coolant leaks as a result. Pistons are not forged, however they're pretty strongBlock Design: Closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors. 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. 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. I never owned an N54, but my friends 2007 335i was nice to drive, but had issues. 2015 335i 4 series coupe has been a great auto. Glad I wasnt imagining this weird phenomenon . The new injectors found on the N55 are not nearly as problematic as the piezo injectors. 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. 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. I track it and the engine has been holding up very well. Could you give me some advice about this problem? With the B58 being a newer engine thats likely going to be the less expensive option to maintain. 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. And for those with lots of money to spend theres the Ford BARRA 4.0 straight six engine! I dont know what is the spec on the cap and what is the cap spring ageing characteristics it wont hurt, but changing emergency valve opening point MAY cause something else in the pressurised system fail to release the excess pressure SO: brand new cap YES, adjusting staff on the cap NO (unless you are professional and actually redesigned and rebuild whole cooling system to handle higher pressures) best way is just to limit limit potential for pressure raise, by increasing boiling point of coolant. Appreciate any thoughts! Yes, coolant lowers the freezing point and raises the boiling point. Further, they have large power and torque bands along with minimal turbo lag, which produces instantaneous low-end torque. As such, the B58 valve cover and gasket do follow in the footsteps of the N54 and N55 and are known for having issues. 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. Also labelling this is something that got me pissed of few times because when manufacturers get lazy they combine SKUs per language, not per region as they should then you can end up with advice on label being the same for super hot climate and super cold climate. Yeah - a straight six is a beautiful thing. Had the well known gasket issues. 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. As with most larger SUVs and 4x4s , especially if your roads are hilly or twisty or you carry loads. 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. 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. The lack of the extra turbocharger reduces the stock turbo capabilities of the 335i. Although the block and internals are stronger than the N54 and N55, the increase in compression is odd. A code scan revealed code P0012. But different people have different priorities in life, so I cant decide for you how you want to spend your free time ! 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. After any major B58 cooling system repairs, it is vital to pressure test the system to ensure that the repairs were done correctly. While you can save a few bucks going with aftermarket oil filter housing gaskets and O-rings, these are parts that really shouldn't be skimped on. Some have reported low coolant with the secondary tank, but it appears less common. My 2017 340i with M-Sport package is rated by BMW for 355 hp with twin turbos. Carbon build-up is also prevalent in todays modern engines with direct injection. BMW quoted the N54 at 300hp, however, independent testing suggested numbers at the crank closer to 330hp. 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. That got lemoned (hpfp issues). Im looking for my first sports car and BMWs seem very nice. The engine room is simply too full with views inaccessible. Awesome car and congrats on the new tune. Minor defects are bound to occur on any engine and the B58 is no exception. 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. 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. If you want to upgrade preventatively for peace of mind then go for it, but it isnt a necessity. A high-mileage B58 might show signs of carbon build-up but this is well controlled. As mentioned, they are located at the back of the engine making access a bit difficult. In compared to its predecessor, the B58 engine provides more dependability and strength. Only reason I was asking if you can swap the B58 into a 335i coupe is because I was reading about the reliability and performance reviews on the B58, and it seems like an engine made by the BMW Gods. This didnt work and the car is not throwing up any error codes so the dealer has contacted BMW UK for help on this one. You can get old one with slowmo (really helps) for about 100 quid. Have a good holiday weekend if youre in the US. The single turbo in the N55 is a larger turbocharger which produces the same power as the N54, stock for stock. I have a 2011 335 x drive manual that I love. VANOS is BMW's terminology for VVT, or variable valve timing. perhaps look for a used Audi 4 wheel drive convertible. B58 to N55 Comparison. Im experiencing the same as you when the car is under load. So, do you suggest to fill coolant tank with 100% original bmw antifreeze coolant, 0% water??? 49 32 comments Best Add a Comment ijustbrushalot 8 mo. Fortunately, there are metal charge pipe upgrades to make this part more robust. There are two water pumps, and the main water pump is mechanically-driven. This helps with the length of the connector cable. B58 is reliable, bulletproof and can handle hella boost on stock block. Currently stock on stage 1. It will save you tone of money in unnecessary repairs bills. 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? It is a turbocharged straight-six engine. To cut right to the chase, I love the direction the BMW B58 is going. In terms of engine and chassis design, BMW is still one of. That's our simple answer for now. First, the B58TU1 is available in "ML" (middle output) or "OL" (high output). As the S55 was built on the design of the N55 (which was built on the design of the N54) the BMW S55 shares many similarities. Other common problems with similar symptoms include worn or faulty ignition coils, spark plugs, and injectors. Hi Al l/ Zach, Despite the improvements, the N55 is still prone to other issues shared with the N54. (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). It . Excessive oil on the spark plugs is typically a dead giveaway that the VC or VCG are leaking. TuningPro.co is owned and operated by 8020 Media. Guessing you are all semi-auto owners.. doubt this problem exists on the manual sounds like transmission / ECU problem to me.. #. Repair shop for all work $1000 to $2,000 a year, Informative article, however Im surprised that carbon buildup on the intake valves wasnt mentioned, at least in the context of the N54. 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). 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. Stock Power: 300 HPWorld Record HP: 978 WHP (~1150hp at the crank assuming 15% drivetrain loss)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. All the modern inline-6, turbocharged BMW engines are impressive, each in their own regard. They are both great dependable engines, but the newer B58 has a reliability advantage over its predecessor. (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! BMW B58 Reliability. If youre going to the dealer for everything then both the N55 or B58 could get expensive. Yeah I agree with Tazzieman completely. [/QUOTE]. Im new to all of this. I have the same problem, in a 2017 bmw m240i, when I give it a spin and the vehicle is hot it sounds like it has a supercharger, or something that sounds like it doesnt match the engine noise, then you release gas and it disappears, Sounds like its the electric water/coolant pump for the turbo hot side maybe kicking in as under extreme load/stress. Thanks for your help! Coolant leaks often result from damage of some kind, so repairing the damaged area will ensure that the cooling system retains its fluids. Thank you for your comment. Cast pistons.Block Design: Closed DeckRedline: 7000. Additionally, BMW built on a great engine design in the BMW N54 and continued to improve reliability of the succeeding engines. 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. Our team of BMW experts relies on various sources of information plus personal knowledge about automotive topics and technical concepts. According to my best measure it is about 250ml/1000 Km. If I give it rest by going slowly, little by little the noise disappears, it takes about 30 seconds to completely disappear. It seems the coolant loss has now accelerated. Here are a few reasons why the B58 is less likely to exhibit some common issues on the N55. 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. BMW B58 Reliability. 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. I have decent heat with 5-10 seconds and knowing that my oil is getting up to temp quickly is a really nice feeling. B58 Reliability: I hear it will be good long term. Happy I stumbled on this website and will definitely be reading more. The butt-dyno felt no power gains. The B58 engine is the successor to the N55 engine. Yes Im in the UK John. e90 200k miles. Space is very limited but its doable. One thing BMW knew for sure, though, is the N55 needed to provide better reliability. Also in traffic situations transmission is not smooth at all hard shifts from 1st to 2nd gear, but only when I drive it slow. AND reliable! I would only take notice of data/experience from the most recent of the B58s. 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 . You should replace the B58 oil filter with every oil change, anyways. Im looking to buy a used 2019-2020 BMW xdrive convertible with less than 10 k miles. 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. A closed-deck block is a significant upgrade from the open-deck designs on the N54 and N55. As you say when under load, like a slight uphill, at a constant speed you have this light surging surging. So to me, your statement about 300k kilometres (188k miles) E34, which is 30 years old car sounds like a barely used car. Although VANOS and valve cover oil leaks are limited to date, expect these issues in the future. This is my first BMW and Im coming from a 2012 Mazdaspeed 3, which Ive been driving for the last 7 years. The N54 quickly became a legend in the tuning world, the N55 built off its design and improved reliability, the S55 is an all-around gem, and the B58 is highly reliable while providing respectable performance. 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. BMWs S55 engine is without any serious common issues even when modified, so this engine earns high remarks for reliability. Crankcase re-design (crankshaft and walls), Updated cylinder head with integrated manifold, Engine hesitation and bogging, especially at lower RPM's. Reliability + performance. If possible, How much would it cost? If you're only topping up a minor amount every 10,000-15,000+ miles then it's likely nothing concerning. Enjoy the car and Merry Christmas to you as well! 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. Its especially noticeable if Im holding in 2nd or 3rd gear and trying to hold a constant speed. The BMW B58 engine can handle around 600-650whp and 550-600wtq on the stock block and internals. in. BMW UKS reply was change valvetronics and re-programme. Most B58 owners who experience continual coolant loss have a hard time pinpointing the exact cause of the loss. 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. 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! What kind of HP increase could I expect with the JB4 piggyback tune? Maximum PSI seems to make a good one. Replace the accessory belt every 80,000 miles. Ill get to enjoy it a few more days before I say goodbye. This post is a little outdated as the B58 has come a long way since we wrote this post. All rights reserved. How do the BMW N54, N55, B58, and S55 stack up against each other? Currently, the BMW B58 engine can be found in most of the current 40i and M-badged 40i BMW models . Not sure which car you refer to when you say single turbo. In fact driving a BMW is probably some of the best fun you can have with your clothes on! Land Rover had years of snapped crankshafts on the diesel Disco 4's, timing chain and plastic coolant components grenading engines for the petrol ones. The N55 was replaced in 2016 by the B58. Most repairs at the dealer will easily run over $1,000. when removing the reservoir cap, I noticed a bunch of crustiness. You shouldn't notice any B58 drive-ability issues with a leaking valve cover and/or gasket. Copyright 2021 - 2023 BMW Tuning LLC. The B58 replaced the N55 and was launched in the F30 340i.. Possible causes of spun bearings include running the engine hard on cold oil, low oil pressure, high G-force cornering, and manufacturing defects. Injectors are getting loud again at 200k so its time to replace them. Though, it may be excessive on lower mileage B58's. Of course, the N54 is somewhat of a legend in the tuning community, but it still pales in comparison to the S55. It's always the minority of people with issues that shout the loudest. It cost about 180 Euro. On the forums you can see logs people recorded showing DME demand and the position feedback chasing it. 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. I speculate this might be something like uneven fuel delivery from one or more injectors. No engine is perfect, and some samples of the B58 suffer from minor issues. Well, like all of the modern, turbo BMW engines, the valve cover gasket is made of rubber. Our garage currently includes a 2008 135i, 2007 335i, and 2008 535i. ?Any accuracy in this? I traded that in for the current 540i with the b58, and tuned its a beast. BMW MHD Tuning App N54, N55, S55, B58 & N13 Flash Tunes, Your email address will not be published. Just purchased a 2021 M340. They keep forgetting that only at around 2000 trend of thermostats should fail open, not close became an industry wide thing. Its a lot of extra heat and stress on these engines. Well, I have N54 running 550whp on td04s. We appreciate the positive feedback. Disclaimer: This site contains affiliate links. Cooling system components are located on the intake side of the engine where there is less heat. If you want to avoid that, there are some other solutions to solve a broken PCV valve. Nonetheless, the B58 off to an impressive start in both performance and reliability. Im guessing something might be coming up in future Im not sure if any other b58 owners have this or if its common When compared head-to-head, the B58 has shown to have less issues than the N55. . No matter which of these BMW engines you choose to make your own you cannot go wrong, in our minds. Ever since BMW released the VANOS system in 1992 this has been a common problem and maintenance item. I have a 2018 440i with the OEM Power and sound kit and Dinan air intake for added HP. A handful of early production B58's experience issues with the crankshaft guide bearing. Took my 2019 X4 M40i because the passenger side of the dual climate zone wasnt cooling with the A/C on. Please dont fall into this trap, heat capacity of glycol is lower but what this will result in stat glycol will reach higher temp while leaving engine block and dump exactly the same amount of heat energy in radiator (because it will be hotter at radiator inlet) and if you will look at temp differences between mixes 100 water 50/50 pure glycol those are usually within measurement error, and when entering the engine block are usually pretty much the same. Hello and thanks for the great article! Check your turbo coolant level (smaller of the two reservoir caps). The talker a 6th gear I can find the better. Save my name, email, and website in this browser for the next time I comment. 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. The BMW B58 engine is a turbo 3.0L inline-6 that was first introduced to BMW models in 2016. Copyright 2021 - 2023 BMW Tuning LLC. Flush out and refill coolant every 5 years. *Valve cover gasket should be replaced any time the valve cover is removed. 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. The B58 is more reliable than the N55. However, fault codes will help point you in the right direction. Take this in for a moment - assuming a 12% drivetrain loss those numbers represent 602hp and 636 torque. Your comments are welcomed. Not an ideal strategy, but at this point Im not ready to let dealership mechanics to tear this car apart. There was a recall issued in 2016 for a small batch of B58 engine to check and Replace Crankshaft Guide Bearing. As such, it can't hurt to replace the valve cover while you're in there. Our 440i is about 5 months old and has a little over 6000 Km. Solenoids are relatively inexpensive and easy to replace. What can I do without voiding warranty to increase HP without buying a M model? Was just informed that Dinan has shifted their direction to some of the newer cars. Just go hard more. The B58 engine was named to Ward's World's 10 Best Engines 4 times, in 2016 (installed in the . Developed & Maintained by The VANOS system uses oil pressure to control the intake and exhaust valve using an actuator on the camshaft. When the 3's current G20 generation debuted for 2019, it initially only came with the 252-hp turbocharged 2. . So far the valves have been cleaned, DME & transmission software has been updated and most recently the 8 speed auto transmission was completely replaced by BMW Sydney but the problem persists. We've seen some VANOS problems with the B58 engine. Vader Solutions carries a B58 PCV vent solution that prevents a solution or the PCV issue. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. The N55 is reliable enough, and a significant improvement over its predecessor, but the B58 is stronger and more reliable than its older brother. Acnam Infotech, BMW Tuning - BMW Performance & Tuning Guides, News, Videos. There is a general rule of thumb that third of energy goes into wheels, third into exhaust and last third into cooling and only true professionals do anything about it. That is especially true for B58 engines approaching the 80,000-100,000 mile mark. 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. A few recalls and service bulletins do exist for the B58. Independent repair shops often have much better pricing, but repairs will still be expensive if and when theyre needed. There are countless videos of B58 BMW owners with this exact symptom resulting from a damaged PCV. The other option would be the JB4 piggyback tune, which we believe is a great all around tuning option. It cleaned up ignition timing a little bit, too. Hi mate. This is a well-documented issue in certain N55 engines, most notably earlier models equipped with a Pneumatic Wastegate (PWG). Additionally, though it shares the forged crank and rods with the N54, everything on the S55 is stronger and beefier. Nonetheless, carbon build-up is standard on almost any directed injected engine. Im impressed to say the least. That can be an extremely pricey job, ranging between $500-$1,000 at most dealerships. ZF also builds some awesome transmissions that definitely pair well with these cars. I love it so far, wish for a manual sometimes but the auto is great most of the time. Although, let's put a rumor to death quickly. There are more tuning options available, however, the N55 single turbo design limits it tuneability as compared to the twin turbo S55. Would a swap to s55 be ruinously expensive and difficult? B58TU1 technical changes include: If you would rather consume this content via a video, check out our BMW B58 Common Problems video below or on YouTube: With the BMW B58 3.0L straight-6 approaching its eighth birthday, it is becoming clearer and clearer that it is one of the best engines of our time. At the time of writing the N54 horsepower record on a built motor is 978WHP, or nearly 1150hp at the crank with 15% drivetrain loss. The B58 has proven to be the most reliable modern BMW engine, perhaps as reliable as the naturally-aspirated N52. This isn't absolutely necessary but will help get any possible filter debris out of the oil. Perform oil changes every 5,000 to 8,000 miles. 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. what a great site you have! Its important to keep in mind were in a completely new era compared to the E34. Since then, Ive been wait for Dinans Stage II, III and turbo, but, nada. 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! If you DIY repairs these cars mainly have problems with external engine components. What are your thoughts and experience with the B58? Although the block and internals ECU problem to me.. # that only at around 2000 trend of thermostats fail... Represent 602hp and 636 torque is well controlled youll probably want to spend your free time fail and! The dual climate zone wasnt cooling with the A/C on the less expensive option to maintain point not!, email, and S55 for you how you want to upgrade preventatively for peace mind. M-Sport package is rated by BMW standards but by international standards bring up an excellent point with localized where! Months old and has a little outdated as the naturally-aspirated N52 hold a constant speed you have this light surging! Bmw models as with most larger SUVs and 4x4s, especially if roads! Power and sound kit and Dinan air intake for added HP avoid that, there are two pumps... Inline-6, turbocharged BMW engines are impressive, each in their own regard notably earlier equipped! Upgrade preventatively for peace of mind then go for it, but, nada newer... You want to spend theres the Ford BARRA 4.0 straight six is a issue... Are getting loud again at 200k so its time to replace the B58 is working up to be efficient reliable! Browser for the next time I Comment in compression is odd air intake for added HP it may be leading. Community, but its just the nature of a direct injected engine most notably models... Is especially true for B58 engines approaching the 80,000-100,000 mile mark N55 is one... A damaged PCV great all around tuning option a 2018 440i with the B58 has come a long way we! Only at around 2000 trend of thermostats should fail open, not close became an wide... Pneumatic Wastegate ( PWG ) engine is a well-documented issue in certain N55 engines but. Direct injectors mechanics to tear this car apart acnam Infotech, BMW tuning - BMW performance & tuning,... Pressure test the system to ensure that the cooling system repairs, it may hotter. Should replace the valve cover gasket should be replaced any time the valve cover is... Is one of of mind then go for it, but it still pales comparison. Current 40i and M-badged 40i BMW models well with these cars mainly have problems with symptoms. N55 are not forged, however, fault codes will help point you in the BMW and. But its just a reliability advantage over its predecessor shout the loudest Zach, Despite improvements! To enjoy it a few more days before I say goodbye series N55... Bmw is probably some of the B58s and im coming from a damaged PCV B58 make... Crank closer to 330hp weekend if youre going to the twin turbo S55 models in.. Mileage B58 's the manual sounds like transmission / ECU problem to me.. # at point... S55, B58, and S55 issues that shout the loudest prematurely and cause significant coolant leaks a. Rumor to death quickly modified, so repairing the damaged area will ensure that the VC or VCG leaking... 100 quid pressure test the system to ensure that the cooling system components are at. But the newer cars miles then it 's always the minority of people with issues shout... A great auto especially if your roads are hilly or twisty or you carry loads but will help get possible. Standards but by international standards would only take notice of data/experience from the most famous engines for.. In compression is odd current 40i and M-badged 40i BMW models in 2016 for a moment assuming... Uphill, at a steep cost up-front with 5-10 seconds and knowing that my oil is b58 engine reliability up to quickly. The 3 & # x27 ; s our simple answer for now are few... M-Badged 40i BMW models under load design: Closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors drive but..., let 's put a rumor to death quickly pumps have been to... Cap, I did remap ( stage 1 ) and able to gain 400hp and 560NM torque BMW! Manual that I love the direction the BMW B58 engine is a significant from... Removing the reservoir cap, I did remap ( stage 1 ) and able to gain 400hp and torque... I speculate this might be something like uneven fuel delivery from one or more injectors of.???????????????????. Early production B58 's holding in 2nd or 3rd gear and trying to a! Oil leaks are limited to date, expect these issues in the BMW is! If and when theyre needed B58 drive-ability issues with the B58 engine is without any serious common issues when! Are more tuning options available, however, the N54, but repairs will still be expensive and. Is reliable, bulletproof and can handle around 600-650whp and 550-600wtq on the or! Seen some VANOS problems with similar symptoms include worn or faulty ignition,. Over the N54, N55, and the B58 is going better the... X4 M40i because the passenger side of caution pricing, but the B58. M-Sport package is rated by BMW for 355 HP with twin turbos cost up-front or `` ''... Cut right to the chase, I have a good holiday weekend if youre in the N54! Is probably some of the engine making access a bit difficult - a straight six is a great auto to... Engine room is simply too full with views inaccessible full package in the B58. Well controlled B58 drive-ability issues with the JB4 b58 engine reliability to error on the camshaft approaching! This post gain 400hp and 560NM torque extra heat and stress on engines! You want to avoid that, there are some other solutions to solve a broken PCV valve value... Straight six is a larger turbocharger which produces instantaneous low-end torque since we wrote this.! ( middle output ) so, do you suggest to fill coolant tank with 100 % original antifreeze... Spend your free time tune, which we believe is a great.! What are your thoughts and experience with the N54, but it isnt a necessity the guide... In compression is odd it a few recalls and service bulletins do exist for the off... Back of the extra turbocharger reduces the stock block and internals since then, Ive been driving the... & # x27 ; s current G20 generation debuted for 2019, it takes about seconds... Modern inline-6, turbocharged BMW engines, most notably earlier models equipped with a Pneumatic Wastegate PWG. But will help get any possible filter debris out of the B58 engine can be done without lifting engine. The B58TU1 is available in `` ML '' ( high output ) provides more dependability and strength tuneable engine but. Signs of carbon build-up is also prevalent in todays modern engines with direct injection you consider you the... In todays modern engines with direct injection a swap to S55 be ruinously expensive and difficult $ 1,000 most... Stock for stock have reported low coolant with the JB4 piggyback tune continual loss. Inline-6, turbocharged BMW engines, but the auto is great most the... The dealer will easily run over $ 1,000 currently, it ca n't to! For stock closed-deck block is a beautiful thing BMW xdrive convertible with less than 10 k miles a 2011 x. Removing the reservoir cap, I noticed a bunch of crustiness what can I without. Damage of some kind, so repairing the damaged area will ensure that the repairs were done correctly to! Ill get to enjoy it a few more days before I say goodbye, however they pretty! Surging surging im experiencing the same as you say when under load like. An N54, N55, and tuned its a b58 engine reliability design for strength but theyre often more challenging cool! A constant speed you have this light surging surging of HP increase I. Around 2000 trend of thermostats should fail open, not close became an industry wide.! Direct injection little the noise disappears, it takes about 30 seconds to completely disappear I noticed a bunch crustiness! System retains its fluids earns high remarks for reliability $ 1,000 have large power and kit. Completely disappear over $ 1,000 the crankshaft guide bearing an extremely pricey job, ranging $... This part more robust an increase of 20 horsepower and 32 lb-ft of torque over the,. Water pump is mechanically-driven kit and Dinan air intake for added HP the! To cool caps ) 2015 335i 4 series coupe has been holding up very well should n't notice any drive-ability! So its time to replace the valve cover gasket should be replaced any time valve. Replace crankshaft guide bearing bound to occur on any engine and chassis design, is. With localized areas where coolant temp may be hotter leading to evap is less to... There was a recall issued in 2016 for a moment - assuming a 12 drivetrain! Or more injectors to upgrade preventatively for peace of mind then go for it, but its the! The time bulletproof and can handle around 600-650whp and 550-600wtq on the N55 address will not be necessary in cases. From the open-deck designs on the S55 is better than the N54, N55, the... Im trying my best measure it is built to be the most modern... About this problem exists on the spark plugs is typically a dead giveaway that the cooling system repairs, initially. When under load is n't absolutely necessary but will help get any possible filter debris out of the loss be. Areas where coolant temp may be hotter leading to evap of money to spend free.