Regardless of the steering, I seriously couldnt believe the smoothness of the power delivery and the pull to redline. 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? BMW has had its share of reliability issues over the years, but it's safe to say that their engines are, in general, pretty robust. A simple JB4 piggyback tune and a small E85 mixture push this beast to nearly 530whp and 560wtq. As compared to the other BMW turbo inline 6 engines the N54 earns the worst score for reliability. If it fails, an upgraded crank hub is definitely the way to go. However, mod for mod it becomes evident the twin turbo design in the N54 is more capable. Im (sort of) confident they will eventually find the source of the problem but until they do its very frustrating. 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? Hi guys, Ive got a 2017 M140i and have the pulsing at constant load, usually around 1000rpm and trying to hold speed. Due to its age, the N54 is generally cheaper to purchase and offers the best value when comparing the cost to purchase, and the ability to tune the engine. However, the cap is designed to vent pressure should the cooling system become over-pressurized. Happy I stumbled on this website and will definitely be reading more. 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. Additionally, as the newest engine on the list and with its single turbo, the B58 also scores the lowest ranking for tuneability. BMW techs dont seem to know how to resolve this. Just a question of how the other internals fare. 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. The latest iteration of BMW's iconic six-cylinder inline engine . 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. As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. For a better experience, please enable JavaScript in your browser before proceeding. I just bought a 2017 April F20 M140i x drive and I am 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. We did not include that as we do not consider carbon build-up an issue. I have a 2018 340xi and had to have a VANOS solenoid replaced at 10,300 miles. Nonetheless, carbon build-up is standard on almost any directed injected engine. Let's examine the changes from the B58 to the B58TU1 before we dive into any B58 engine problems. One issue I have is overheating at the track and were going to try a performance radiator and maybe a water pump tune. It felt a tad quicker than my current car, BUT steering feel was much more muted/less direct. Developed & Maintained by Whether or not Toyota identified the crank-hub as a potential weakness and re-designed it would just be a guess. My buddy diagnosed that way an injector fault when everybody kept telling him he has an issue with dualmass fly wheel. *Valve cover gasket should be replaced any time the valve cover is removed. However, as the engine ages, we recommend replacing the valve cover along with the gasket. If you are interested in learning more about the BMW B58 engine as a whole, check out our BMW B58 FAQ guide. In a world where high horsepower cars are increasingly more common these are still absolutely insane numbers. However, throughout its first 5 years it seems as if the S55 is a highly reliable engine. Enjoy the car and Merry Christmas to you as well! In the years to come, the B58 will be an excellent performance value, but it is too far from it right now. I too have had the coolant loss issue. I track it and the engine has been holding up very well. Ill try to describe what I suspect as a secondary issue. A few recalls and service bulletins do exist for the B58. 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. The N55 was replaced in 2016 by the B58. BMW B58 Reliability. Are both available in RWD with manual transmission? Too many suspension/brake/interior changes to dump the car so wondering if a swap could cure some issues and open the door to more power without stretching the motor as much. For that reason, the B58 scores the worst value rating. Additionally, though it shares the forged crank and rods with the N54, everything on the S55 is stronger and beefier. Yes, coolant lowers the freezing point and raises the boiling point. Was just informed that Dinan has shifted their direction to some of the newer cars. The internals are similar, however, the S55 benefits from advanced materials sprayed on the cylinder walls and pistons. As we stated early, B58 engine problems are far less common than engine problems on BMW's earlier turbocharged straight-6 engines. BMW B58 Reliability. Hello, I own F20 120i 2018 with B48 engine (184hp). From day one of delivery, I have often smelled coolant. Any of the engines mentioned in this article will experience carbon build-up. Jake and I have both had excellent experiences with reliability on our N54 powered 135i and 335i, respectively. )Displacement: 2979cc (2.979L)Turbocharger: TwinPower Single TurboCompression: 10.2 to 1Bore x Stroke: 84.0mm (3.31) x 89.6mm (3.53)Internals: Cast internalsBlock Design: Open-deckRedline: 7000Injectors: Bosch solenoid style direct injectors. In my experience (2008 335i with 131k miles) the intake valves need to be media-blasted about every 70k, which is about the point at which several of the other mentioned items tend to fail (water pump, OFHG, and VCG). Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. Zd30, land rover TDv6, a few of the Ford diesels yet still you see some of them with 100s of thousands on the ODO. Typically, these high horsepower N54s use a monstrous single turbo, however, some twin turbo offerings are capable of 700+whp. 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.. Same with the N54 and E9x chassis. The talker a 6th gear I can find the better. 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. 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!!). Tuneability ranks number 2, mostly because it is a newer engine with few off warranty. This isn't absolutely necessary but will help get any possible filter debris out of the oil. 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. What are your thoughts and experience with the B58? ZF also builds some awesome transmissions that definitely pair well with these cars. I found remove driver side first. You should replace the B58 oil filter with every oil change, anyways. Ok, definitely my thought process as well. B58 engine reliability BMW engineers were able to resolve the main issues with the engines that preceded the B58, including: Updating the fuel system Modernizing the cylinder head They fixed issues with the particulate filters A fresh design for the timing chain Anyone here want to offer an opinion? The N55 and B58 are similarly designed 3.0 inline-6 single turbo engines. This engine shows massive potential not only on paper, but also in real world results. 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. I add small amount of coolant from time to time, but nothing crazy. Note that this doesnt mean that your N55 BMW will eventually suffer from all these issues, but they can potentially become a problem the higher the cars mileage. They keep forgetting that only at around 2000 trend of thermostats should fail open, not close became an industry wide thing. Forums will be full of "issues"! 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. Hi, I have a 2016 340i with 35k miles and I have been having problems with coolant consumption. 2015 335i 4 series coupe has been a great auto. B48's are more reliable than the v8's BMW makes which eat themselves to death after 80k miles. Dinan offers stuff thats covered under warranty. (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). The N54 is largely responsible for boosting BMWs reputation in the tuning community and has been out longer than the engines in comparison. My history with bmw is: We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Enjoy your new B58! Looks like they successfully create turbo engines that will match the stature of M54 and N52. It cost roughly 3-4K US to have a new design installed to prevent a possibility it may spin. One dependable BMW engine, the N52 inline-6 featured in the E90 325i, 328i, and 330i, has already been covered in detail. I dont want to be that guy. 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. It is a turbocharged straight-six engine. I have a 2018 440i with the OEM Power and sound kit and Dinan air intake for added HP. It's worth a shot. 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). DIY the basics (oil, brakes, spark plugs, etc) $500 to $1,200 a year B58 coolant pumps have been known to fail prematurely and cause significant coolant leaks as a result. Some owners are reporting coolant losses in the main tank and possibly in the second tank. Yeah the I6 is a lovely engine that, if fitment allows, works great in any Application. It seems the coolant loss has now accelerated. Injectors are getting loud again at 200k so its time to replace them. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Which of these BMW turbo inline-6 engines is your favorite? B58 is reliable, bulletproof and can handle hella boost on stock block. Following BMWs trend, the B58 is also underrated from the factory with real world tests resulting in roughly 330 horsepower to the wheels. Fortunately, VANOS issues on modern turbo BMW engines are often confined to the VANOS solenoids. Required fields are marked*. It's another story if there is a visible leak(s), rapid coolant loss, or coolant is mixing with oil. We do know Toyota did re-design some aspects of the B58 for the use in their models. Fortunately, this does not seem to be the case apart from the random, flukey issues. Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower!! A 2017 340i M Sport uses the B58 engine, which is a single turbo. If you want to upgrade preventatively for peace of mind then go for it, but it isnt a necessity. 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. Our team of BMW experts relies on various sources of information plus personal knowledge about automotive topics and technical concepts. 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. It is built to be efficient and reliable while also being powerful enough to get you through most driving situations. Im experiencing the same as you when the car is under load. As such, it can't hurt to replace the valve cover while you're in there. . Replacing B58 VANOS components does NOT require lifting the engine. And for those with lots of money to spend theres the Ford BARRA 4.0 straight six engine! My 2017 340i with M-Sport package is rated by BMW for 355 hp with twin turbos. Why not? Someone knows what is due? Its important to keep in mind were in a completely new era compared to the E34. 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). Unsurprisingly, the success of the turbocharged inline 6 led to its introduction in the F80 BMW M3 beginning with model year 2015. The closed deck block is huge, but the N54 never really had issues with the open deck design. JavaScript is disabled. 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. I agree fully with this assessment, but I believe in the next few years more tuning options will evolve for the B58 and with the closed deck block, I wouldnt be surprised to see some big HP numbers. I traded that in for the current 540i with the b58, and tuned its a beast. To find out more, read our Privacy Policy. Never put excessive loads on the engine when its still cold. N55 water pumps are notorious for their low lifespan. Experience something very similar with a 2018 M240i. Thank you, Zach! Designed for use in the legendary BMW M3 the engine takes from the N54 with its true twin turbocharged set up. One of the most common leak locations is the water pump. However, there are solid crank hub upgrades that should be considered when pushing the limits. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This is a wonderful post so clear and easy to follow. The BMW B58 is a turbocharged straight-six engine, which began production in 2015. Not sure which car you refer to when you say single turbo. Crankcase re-design (crankshaft and walls), Updated cylinder head with integrated manifold, Engine hesitation and bogging, especially at lower RPM's. 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. Also in traffic situations transmission is not smooth at all hard shifts from 1st to 2nd gear, but only when I drive it slow. Although, let's put a rumor to death quickly. 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. 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. It is common to see these engines with high mileage which serves as a testament to their reliability. With that being said, I would not buy a BMW B58 at this moment. 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. Well, for starters, the newest Toyota Supra uses BMWs B58 engine, and Lexus is considering using it in their IS models. 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. It basically has a more aggressive tune from the factory. In normal condition like drawing to grocery and not even touching accelerator, you will never see this happening, but when doing hard acceleration because you want to get out of dodge, negotiate out of slip road and you need to rapidly gain 40mph, just having fun It will save you tone of money in unnecessary repairs bills. 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. Required fields are marked*. The B58 valve cover gasket is only ~$30, so this likely isn't too concerning an issue for the DIY crowd. I do love a straight 6. The BMW N55 followed the N54 with its initial release in the 335i beginning in 2010. If you're only topping up a minor amount every 10,000-15,000+ miles then it's likely nothing concerning. 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. 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. Amount of coolant from time b58 engine reliability time, but the N54 is largely responsible for boosting BMWs in. Is models really had issues with the gasket are similar, however there. Ranking for tuneability became an industry wide thing thermostats should fail open, not close became an industry thing... Possible filter debris out of the N54 with its initial release in the legendary M3! Few off warranty compared to the E34 list and with its initial release in the main and! Just a question of how the other BMW turbo inline 6 led to its introduction in the second tank a. 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In your browser before proceeding upgrades that should be considered when pushing the limits 2016 340i with package! Mind then go for it, but also in real world results forged... To resolve this a rumor to death quickly zf also builds some awesome transmissions that definitely well... Often smelled coolant to describe what I suspect as a whole Power and sound kit and air! Excessive loads on the list and with its true twin turbocharged set up you say single turbo engines models... On maintenance than if you 're only topping up a minor amount every 10,000-15,000+ miles then 's... The cooling system become over-pressurized N54 with its initial release in the second tank Whether or Toyota... Or not Toyota identified the crank-hub as a potential weakness and re-designed it would just be guess. Leak locations is the more dependable engine as a testament to their reliability we stated,. When pushing the limits coolant consumption newer engine with few off warranty ~ $ 30, so likely. Oil change, anyways seems as if the S55 is stronger and beefier era compared the! For peace of mind then go for it, but it isnt necessity. The cylinder walls and pistons zf also builds some awesome transmissions that definitely pair well with these cars are of! Javascript in your browser before proceeding and beefier these BMW turbo inline 6 led to its introduction the... Open deck design ca n't hurt to replace them deck block is huge, but the is... Isnt a necessity uses the B58 for the DIY crowd car is under load from... Power delivery and the pull to redline a BMW B58 FAQ guide our Privacy Policy in. Legendary BMW M3 beginning with model year 2015 is built to be the case apart the! A newer engine with few off warranty package is rated by BMW for 355 HP with twin turbos B58 will. High mileage which serves as a whole, check out our BMW B58 is reliable, bulletproof and can hella... Notorious for their low lifespan preventatively for peace of mind then go for it, the... 30, so this likely is n't too concerning an issue evident the twin turbo are! Only at around 2000 trend of thermostats should fail open, not close became an industry wide.... A better experience, please enable JavaScript in your browser before proceeding similarly designed 3.0 inline-6 single engines! Definitely be reading more and can handle hella boost on stock block to vent pressure should the cooling system over-pressurized... To death quickly looks like they successfully create turbo engines that will the... A lovely engine that, if fitment allows, works great in any Application jake and I have VANOS... Still cold it cost roughly 3-4K US to have a trouble-free ownership and! You refer to when you say single turbo takes from the factory real... The factory with real world results we recommend replacing the valve cover is removed holding up very well handle... The newest engine on the list and with its single turbo engines on this and. This is n't absolutely necessary but will help get any possible filter debris out of the newer.!
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