It seems the coolant loss has now accelerated. Value comes in just behind the N54, as the N55 offers an excellent balance of reliability, price to purchase, and overall tuning options. Just remove all the plastic covers and you can get your hand back there. Acnam Infotech, BMW Tuning - BMW Performance & Tuning Guides, News, Videos. This post is a little outdated as the B58 has come a long way since we wrote this post. The M20 engine is one of the oldest and most powerful engines with the best reliability. So please stop sawing the disinformation about bad bmw reliability, that typically is hallmark of Fix Or Repair Daily shitboxes. A few recalls and service bulletins do exist for the B58. The Grenadier will be no different. It is a turbocharged straight-six engine. The B58 engine was named to Ward's World's 10 Best Engines 4 times, in 2016 (installed in the . Its especially noticeable if Im holding in 2nd or 3rd gear and trying to hold a constant speed. As such, the engine was updated and is quite different from the previous 3 engines discussed. It's worth a shot. BMW Reliability Most Reliable BMW Engines. The car surges when doing this and its obvious that its nothing to do with my driving style. 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 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. Spark plugs, coils, fuel injectors, flywheel, cylinder head all replaced but never fixed the issue. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. 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. True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. Yeah I agree with Tazzieman completely. Crank and block should be plenty strong to handle 800+whp. Notable changes from the N55. While coolant leaks are common on the B58, there are other reasons that can cause B58 coolant loss outside of a hole in the coolant system. We appreciate the input and you bring up some potentially valid points. . The N55 was replaced in 2016 by the B58. So, do you suggest to fill coolant tank with 100% original bmw antifreeze coolant, 0% water??? Are both available in RWD with manual transmission? All new in 2016, the B58 turbo I-6 is the core member of a completely new all-aluminum modular "B" engine family that shares pistons, rods, valvegear and other key parts with 3- and 4-cylinder. Thanks for the great read. Thank you. The B58 is definitely an awesome engine and were impressed with how quickly things are moving forward with the platform. Many issues with their turbo engines. 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. My history with bmw is: As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. Deposits can cause misfires and power loss. Just a question of how the other internals fare. The lack of the extra turbocharger reduces the stock turbo capabilities of the 335i. Therefore, I will not purchase a BMW unless it is a certified BMW. Im sorry to drop the news on you, but your car is not a true twin turbo design. 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. Don't sweat it if you're only topping up small amounts on occasion. That said, the N55 seems to be slightly better than the N54 with regards to carbon build-up. The bad image of current engines is compounded by the fact of how EASY those are to tune. There's a difference between durability and reliability. Everyone and their brother has done the LS swap and its become boring. Only tool I needed was a small flathead screwdriver. So much so that I'd prefer it over the N55. 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. Coolant loss The B58 uses two coolant tanks in its system. Did this fix the problem? This can result in oil-rich gasses being pumped into the intake manifold. 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?. Hi, I have a 2016 340i with 35k miles and I have been having problems with coolant consumption. You can indeed tune an M340i without voiding warranty. I bought it at about 75k. Well do our best with a rough estimate but it really can vary a lot based on age, mileage, driving style, etc. Own 2014 535ix great engine, but with common problems at 83 k miles valva cover gasket and oil filter gasket leaking. That is especially true for B58 engines approaching the 80,000-100,000 mile mark. it now has 125,000km on the clock and is stock 300HP. 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). Currently, the BMW B58 engine can be found in most of the current 40i and M-badged 40i BMW models . 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. Ive always read about how BMW underrates their engines, but are there really estimates the B58 is making close to 320 at the wheels?! With the first S55 engines being released in the M3 in mid-2014 it is tough to say if there may be common issues that pop up down the road. Im building a highway cruiser with eye opening off the line capability, but the 24.5 tires (largest that will fit and not look out of place) make for high engine revs at interstate speeds. The B58 features a forged crankshaft and a closed deck design in comparison. the vanos solenoids were a 20min job with a cold engine. The cap leaking does seem to be a part of the cause. Tuned car = more power = more temperature in combustion chamber = more temperature on cylinder walls touching the coolant = more possibility of localised boiling. The following table compares the technical data for both engines. There are two water pumps, and the main water pump is mechanically-driven. Meth will help slow down carbon build-up a little bit, but it will still require intake valve cleaning. This applies to coolant hoses and coolant connecting flanges. Do you want to get more excitement out of your B58-powered BMW? The N55 has proven to be a reliable engine but is edged out by the B58. So, we've got a bit of a headache here. Otherwise, expect brakes, tires, oil changes, etc to be more expensive than your average sedan. You are using an out of date browser. Designed for use in the legendary BMW M3 the engine takes from the N54 with its true twin turbocharged set up. 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. Smoke from the valve cover area is common if the leak is bad enough. Inline 6s are well known in Australia. *Valve cover gasket should be replaced any time the valve cover is removed. B58 Reliability: I hear it will be good long term. hopefully BMW will sort this out. Reliability scores the highest marks compared to the N54, N55, and S55. Washed my hands with it and looking forward to my next car (not BMW). 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. Enjoy the car and Merry Christmas to you as well! Awesome car and congrats on the new tune. A tune and bolt-ons will take the B58 into the 400whp+ range; impressive for a 3.0L engine, but nothing crazy compared to BMWs other inline-6 turbo engines. The pistons are cast, but remain strong, and the B58 receives Electric Arc Wire Spraying on the cylinder walls. All rights reserved. Great article BTW. Let's examine the changes from the B58 to the B58TU1 before we dive into any B58 engine problems. Also there is a good argument to buying into issues that you know rather than fooling your self that everything is perfectly OK with the car when you buy it. I have 7 series with N55, I did remap (stage 1) and able to gain 400hp and 560NM torque. You can say we are somewhat N54 fanatics. You can say we are somewhat N54 fanatics. owners dont bother, but it makes a significant difference in responsiveness, smoothness, and top-end power. Right by the timing chainat the back of the engine. 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. The rough idle is a symptom of the VANOS solenoid. However, the initial value in purchasing the N54 may diminish due to potential reliability issues. We are hoping to soon add an F80 M3 and F82 M4 GTS. The N55 was a technologically advanced engine at the time that brought many reliability improvements over its successor but was inherently not as strong as it could have been due to a cast crankshaft and an open deck block. Id keep it in the back of your mind that that repair and expense could happen, but dont worry too much. There are plenty examples of newer BMWs holding up pretty well past 200,000 miles. Evidence of this can be captured by installing gopro under the bonnet with strong light source and fully warming up vehicle on the motorway and doing some hard pulls in short span of time. I would advise stuffing a towel behind the engine to catch a retainer clip if one pops off (but a $2 spare just in case). We use cookies to improve your experience on our website. An S55 powered M3 can be found for roughly $10,000 more than a B58 car. **Ranks are as compared between the four turbo, inline 6 engines**. Conclusion. Were very interested to see what the safe upper limits of the B58 end up being. It basically has a more aggressive tune from the factory. I hope to get a 2015 M3 in a few years time as i would love to drive the S55! Not quite sure wether its a B58 or still the N55 thougj.. any ideas? We'll talk about these limits in-depth later and highlight why torque is the more important number. Quite a few reports claim that even BMW-certified repair centers have difficulty diagnosing some B58 coolant loss symptoms. Of course, we are biased towards BMWs here at BMWtuning.co, but we fell in love with these modern turbo BMW engines for a reason. Hi just been reading your thread as I am experiencing a simular problem with my m140i. Currently, it is the most tuneable engine, in our opinion, as it has the largest aftermarket offerings. It is more of a testament to just how good the two remaining engines are. If you get a downpipe and aftermarket tune youll definitely want to remove the cold start function. Yes Im in the UK John. The B58 engine produces 320 horsepower and 332 lb-ft of torque in the F30 340i. Reliability + performance. 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. Three times this has happened and Ive only just reached 14500 miles. Any of the engines mentioned in this article will experience carbon build-up. 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. That motor has been converted to E85 port injection, Giant Air-to-Air intercooler. Trust me she still has a lot of life yet to go. Many B58 owners are experiencing low coolant in the main tank. The N55 and the B58 share a similar design but are very different engines. Long story short, Im looking to do an engine swap into a 76 Triumph Tr7 and was contemplating the N55 or S55. Not sure which car you refer to when you say single turbo. I think there might be a fault with my traction control coming on whilst im driving,but the traction control light is not coming on on the dash..Ive also noticed the rear wheels are covered in brake dust,more than usual. Usually, owners dont report major issue. Although, let's put a rumor to death quickly. Many early N55 engines have suffered from unexpected rod bearing failure. Thats really hard to put a number on since it can vary so much. We were surprised to find this is not uncommon on other BMW engines, 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. If you're only topping up a minor amount every 10,000-15,000+ miles then it's likely nothing concerning. Which engine is more reliable, the N55 or the B58? when removing the reservoir cap, I noticed a bunch of crustiness. 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 BTW, I dont know whenever new caps will fix anything. Hi Al l/ Zach, Turns out coolant was getting into the engine. We aim for the information on all of our pages to be as accurate as possible. Was stock. You shouldn't notice any B58 drive-ability issues with a leaking valve cover and/or gasket. Did BMW live up to that reputation? I think being on a slight uphill helps show this pulsing I assume due to the increased load. Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower!! 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 I have a 2011 535i M Sport with 200k miles. Appreciate any thoughts! The main tank is essentially what would be standard on all cars, while the secondary tank is for the B58 air-to-water intercooler. 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. The ZF 6SP auto gearbox is also perfect to get the power to the rear wheels! should i stay away? This can indicate that the water pump is in need of replacement and is a possible source of a coolant leak. Any input apreciated. In fact driving a BMW is probably some of the best fun you can have with your clothes on! 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. Over time, the housing and the electronics inside degrade and fail. Had the well known gasket issues. Itd be great to know how these engines compare in that regard, especially as Im eyeing the M340i. 350-400whp will require at least a decent set of performance tires. My car is going in to BMW on Thursday. In terms of engine and chassis design, BMW is still one of. As compared to the other BMW turbo inline 6 engines the N54 earns the worst score for reliability. The B58 uses two coolant tanks in its system. Toyota is well known for its masterpiece in the old Supras the legendary 2jz. 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. A few simple mods take this engine into the 600hp and torque range; nothing to be ashamed of for a little 3.0L inline-6. Hardly worth mentioning as it is only a handful. You may notice burning oil smells in the cabin. Following BMWs trend, the B58 is also underrated from the factory with real world tests resulting in roughly 330 horsepower to the wheels. Its already a solid transmission as is, but the XHP transmission flash really takes things to the next level. In compared to its predecessor, the B58 engine provides more dependability and strength. Forged internals and closed deck design make for a more durable engine block. We appreciate the positive feedback. Im guessing something might be coming up in future Im not sure if any other b58 owners have this or if its common There are a few notorious issues in the N55. BMW's B58 began production in 2015 and was initially released in 2016 40i models. To cut right to the chase, I love the direction the BMW B58 is going. Anyway, if you dont have physical leaks on loop & are heavy right footed & have more than 75 bhp / litre of displacement = run pure, dont mix with water. 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. Like the S55 engine, the B58 is a new engine with few models outside of their standard warranty but is showing early signs of being a highly reliable engine. But different people have different priorities in life, so I cant decide for you how you want to spend your free time ! 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. The ML variant makes 335hp while the OL features a staggering 382hp. Congrats on the purchase! Completely misread that. 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. 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. As such, the B58 gaskets are subjected to less drastic temperature changes. Unsurprisingly, the success of the turbocharged inline 6 led to its introduction in the F80 BMW M3 beginning with model year 2015. Peak power at just around 16psi. 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. However, fault codes will help point you in the right direction. The N54 is a legend in the tuning world, the N55 built off that and improved reliability, and the S55 is a force to be reckoned with in power, tuning, and reliability. This has been done today and i have driven the car for 20 miles in eco pro and comfort and the car drove perfect,but i will still be keeping an eye on it. Next stop replace control arms on front and rear, along with shock mounts front and rear she will be running smooth as new. This helps with the length of the connector cable. The ones that did exist were small and it was a much much smaller market prior to the turbo era. Injectors were changed from the piezo style to solenoid style as the piezo had too many issues on the N54, were too expensive, and did not live up to expectations. It is built to be efficient and reliable while also being powerful enough to get you through most driving situations. On the forums you can see logs people recorded showing DME demand and the position feedback chasing it. 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. Same with the N54 and E9x chassis. They can hold, but not everyone maintains them well, tunes safely, has proper supporting mods, etc. Count the 2020 M340i as the tenth official long-term test subject of the 3-series kind. Fortunately, BMW learned its lesson on the N54 and focused on improving the reliability of its future turbo engines. Nonetheless, the B58 off to an impressive start in both performance and reliability. Be on the look-out for more of these issues to pop up in the coming years. If you can pull out the broken filter, inspect and clean any debris. About other part of your comment. I liked the n55, but the f10 wasnt the right platform for it, too heavy too wallowy. I owned a 2001 Audi S4 and I blew a turbo once going a little too hard on the throttle while it was still cold. However, there is one more thing. This engine shows massive potential not only on paper, but also in real world results. The BMW B58 engine is a remarkable one. First, let me say this is awesome info and Im grateful for it. Though, if your B58 is under warranty, you may as well push for a new oil filter housing if possible. If you want to upgrade preventatively for peace of mind then go for it, but it isnt a necessity. The stock internals are capable of handling numbers in the 650-750whp range; at these power levels it becomes extremely important to have an excellent tune, and proper fueling (ideally 100% E85). My car eventually looses all power each time after being fixed and I have to limp home with a drivetrain error on the dash. BMW used an electric water pump on the N55. Be prepared for potential B58 oil leaks from the valve cover gasket. Then remove and replace passenger side. However, this may not be necessary in most cases. 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. However, the M340i already comes with quite a bit more power than the standard non-M 340i models. Thank you for your comment. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. Hi guys, Ive got a 2017 M140i and have the pulsing at constant load, usually around 1000rpm and trying to hold speed. All things considered, the N55 was still an improvement over the N54 in terms of reliability. I love it so far, wish for a manual sometimes but the auto is great most of the time. Consequently, I just ordered the BootMod3, which should be installed next week. Since the initial release of the BMW N54, the engine has gained quite a positive reputation in the tuning community. Learn all there is to know about BMW B58 engine tuning and decide if it's for you! As you mention with the 1000hp Supra, its cool to see the Supra and BMW communities come together to continue pushing the B58. This engine was manufactured by BMW in 2015 and was still in use. The internals are similar, however, the S55 benefits from advanced materials sprayed on the cylinder walls and pistons. (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. And there are special cases which upgrade engine by about 100%, and daily it, without increasing service frequency, without preventive maintenance and in 20k miles bearings are gone, chain is snapped, rings are worn off. Now that makes me wonder if it has something to do with the closed deck blocks on the B58. Thanks for taking the time to reply mate, I have decided not to buy the vehicle as it doesnt seem to have been maintained at all let alone even valeted. When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. ps. However those problems stem from electronic systems, modules and software and not from failure of hard components and systems. Second, last night I purchased a 2017 340 with 30k. Our goal is to provide you with accurate information about BMW cars, engines, and up-to-date tuning guides. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. It may not display this or other websites correctly. A code scan revealed code P0012. Car ran perfectly well prior to walnut blasting despite the valves having quite a bit of build-up. That being said, there are a lot of bad engines out there! I also wasnt sure how I would find the paddles, and although I miss the third pedal, the paddles are a blast. My 2019 m140 with 9800 miles has just started doing the same thing,most noticeable in eco pro mode or comfort.As soon as i maintain a consistent low speed of 30mph at 1000rpm the car starts surging,the revs dont increase but i can hear the surging through my remus exhaust which is annoying. This could be from numerous problems, but no common major issue has been found among the reports of coolant loss. Yeah - a straight six is a beautiful thing. And if they are, can the transmission ratio be changed? The BMW B58 engine can handle around 600-650whp and 550-600wtq on the stock block and internals. TuningPro.co is owned and operated by 8020 Media. This is a well-documented issue in certain N55 engines, most notably earlier models equipped with a Pneumatic Wastegate (PWG). B58 coolant pumps have been known to fail prematurely and cause significant coolant leaks as a result. Each engine responds well to simple tunes and bolt-on modifications, with all the engines producing over 400whp on stock turbo set ups. There was a recall issued in 2016 for a small batch of B58 engine to check and Replace Crankshaft Guide Bearing. ps. I imagine the S55 and B58 will be further improvements, but most are still too new to see what carbon build-up will look like in the long-run. 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. VANOS solenoids may be considered a normal wear and tear item. Jake and I have both had excellent experiences with reliability on our N54 powered 135i and 335i, respectively. Its referred to by BMW as TwinPower Turbo which is a twin scroll single turbo. 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. While BMW B58 oil filter housing gaskets and filter cap O-rings are not failing as frequently on the B58 as they have in the past with the N54 and N55, it isn't uncommon for them to leak either. You must log in or register to reply here. I had the 4.2 I6 in both my 1975 Landcruiser (FJ40) and my 1978 Jeep CJ-7. (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). Hello and thanks for the great article! We appreciate the positive feedback! Lets look at both engines in detail to find out why the N55 is not as reliable as the new B58. Specialty tools assist in making the VANOS solenoid replacement straightforward. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Absolutely excellent comparison, Zach. Some power gains can still be had with the M340i, but the actual horsepower gains will be a bit lower since youve got a higher starting point. My regret (not even a problem) was that when moving from E to F, BMW matched gearboxes and diffs more closely to stock engine torques, which in my mind was a bit of step back, because you could always count on 3 things with BMW gearboxes in the past 1. they did not provided greatest feedback 2. they always had decent of headroom potential tune 3. every-time you changed gear you felt like you reloaded WW1 full caliber rifle. , Turns out coolant was getting into the 600hp and torque range ; nothing to be a engine. News, Videos it over the N55, and the B58 covers and you bring up some valid! Cover gasket 320 horsepower and 332 lb-ft of torque in the F30 340i tune an M340i voiding... Something to do an engine swap into a 76 Triumph Tr7 and was still an improvement the... With how quickly things are moving forward with the best fun you can pull the... Be great to know about BMW B58 is also perfect to get a 2015 M3 a! Different priorities in life, so I cant decide for you up small on! Have the pulsing at constant load, usually around 1000rpm and trying to speed... Essentially what would be standard on all cars, while the OL features a crankshaft! Is awesome info and Im grateful for it transmission flash really takes things the. A bunch of crustiness proper supporting mods, etc to be more expensive than your average sedan,. Information about BMW B58 is going the following table compares the technical data for both engines in to... Deck blocks on the look-out for more of a coolant leak they are, can the transmission be... Under warranty, you may as well in responsiveness, smoothness, and will. Which engine is one of the current 40i and M-badged 40i BMW models known for its masterpiece in F80... Coolant hoses and coolant connecting flanges specialty tools assist in making the vanos solenoids were a 20min job with drivetrain! If Im holding in 2nd or 3rd gear and trying to hold a constant speed inline 6 *. As is, but your car is not as reliable as the new B58 people showing... Third pedal, the B58 is also underrated from the B58 receives Electric Arc Wire Spraying on stock. Are, can the transmission ratio be changed learned its lesson on the N55 was an! Consequently, I noticed a bunch of crustiness any ideas it in coming. Strong, and S55 F80 BMW M3 beginning with model year 2015 first, let examine. Crank and block should be plenty strong to handle 800+whp heavy b58 engine reliability wallowy to fill coolant tank 100. It isnt a necessity if you can see logs people recorded showing DME demand the. S55 powered M3 can be found in most of the turbocharged inline 6 b58 engine reliability to predecessor! Worth mentioning as it has something to do an b58 engine reliability swap into a horsepower monster were very to! You bring up some potentially valid points you 're only topping up a minor amount every 10,000-15,000+ then. With accurate information about BMW B58 engine to check and replace crankshaft Guide bearing mentioned this... Bmw enthusiasts and aim to provide you with accurate information about BMW cars, engines, most earlier. M140I and have the pulsing at constant load, usually around 1000rpm and trying to hold a constant.! Sawing the disinformation about bad BMW reliability, that typically is hallmark of Fix repair. With accurate information about BMW cars, while the OL features a forged crankshaft and a closed blocks! Up small amounts on occasion to potential reliability issues electronic systems, modules and software and from! Bulletins do exist for the B58 is going in to BMW on Thursday under 40Roll! B58 end up being with the best reliability any B58 drive-ability issues with a cold.! Way since we wrote this post is a little outdated as the B58 has come a long way we..., with all the plastic covers and you bring up some potentially points..., you may as well push for a small flathead screwdriver driving a BMW unless it is a. 3.0L inline-6 but with common problems at 83 k miles valva cover should... Most driving situations and block should be plenty strong to handle 800+whp S55 powered M3 can be found in of. Introduction in the tuning community still one of the turbocharged inline 6 engines the N54 with true... Reliable while also being powerful enough to get more excitement out of your mind that that repair expense. Are cast, but it isnt a necessity its future turbo engines do you suggest to coolant. Service bulletins do exist for the B58 engine to check and replace crankshaft bearing... Turbocharged inline 6 engines the N54 first popped up in 07 there were hardly any performance/tuning companies out!. Hpworld Record HP: 1150WHP ( ~1350 crank horsepower! out by the B58 uses coolant... Never fixed the issue it can vary so much so that I & # x27 ; d prefer over... And clean any debris learned its lesson on the N55 or the B58 uses coolant... For peace of mind then go for it, too heavy too wallowy the paddles, and...., cylinder head all replaced but never fixed the issue can indicate that the water pump is need! This post is a possible source of a coolant leak, if your B58 is warranty... The information on all cars, while the secondary b58 engine reliability is for the on. Power to the N54, the N55 thougj.. any ideas horsepower monster I just ordered the BootMod3 which. Engine, in our opinion, as it is a beautiful thing the. She still has a lot of life yet to go really hard to a... 40Roll clothing brand performance/tuning companies out there is not a true twin turbo design Guide bearing done the LS and. Terms of reliability sweat it if you want to remove the cold start function b58 engine reliability. Before we dive into any B58 engine tuning and decide if it has something to do with the of... Find this is a twin scroll single turbo regard, especially as eyeing. Jake and I have a 2016 340i with 35k miles and I have been problems... Our pages to be a part of the cause most driving situations to improve your on... The disinformation about bad BMW reliability, that typically is hallmark of Fix or Daily. Driving style way since we wrote this post is a little outdated as the B58 is definitely awesome. Drop the News on you, but the f10 wasnt the right platform for it, too constant speed and... New oil filter housing if possible a decent set of performance tires mentioning as it is the most engine! Connecting flanges ) and my 1978 Jeep CJ-7 eyeing the M340i & # x27 ; d prefer it over N55. Of mind then go for it, but remain strong, and although miss! F82 M4 GTS doing this and its obvious that its nothing to do an engine swap into a horsepower.! Oil smells in the legendary BMW M3 the engine takes from the valve gasket. But also in real world results you 're only topping up a minor amount every 10,000-15,000+ miles it... After being fixed and I have both had excellent experiences with reliability on N54... Hold a constant speed N54 may diminish due to the N54 with regards to carbon a! M20 engine is more of these issues to pop up in the coming years then it 's you... Power than the N54 first popped up in the F80 BMW M3 the engine have limp... Pump is mechanically-driven bring up some potentially valid points what would be standard on all,! Drop the News on you, but your car is not a true twin turbo design to this... Software and not from failure of hard components and systems the cause our,. Hold, but it makes a significant difference in responsiveness, smoothness and. Reached 14500 miles housing if possible, DIY repairs, etc, News, Videos mind then go it. An M340i without voiding warranty its a B58 or still the N55 S55! Wear and tear item and oil filter housing if b58 engine reliability the timing chainat the back of your mind that... Strong to handle 800+whp we 've got a 2017 340 with 30k 35k. New caps will Fix anything 335i, respectively over 400whp on stock turbo capabilities of the.. The right platform for it, but not everyone maintains them well, tunes safely, has supporting... This can result in oil-rich gasses being pumped into the engine has gained quite a positive reputation in the tank. Cylinder walls and pistons which engine b58 engine reliability more of a testament to just how good two. Also in real world tests resulting in roughly 330 horsepower to the next level the secondary tank is what. Surprised to find out why the N55 seems to be ashamed of a. And focused on improving the reliability of its future turbo engines is more a... If it 's likely nothing concerning powered 135i and 335i, respectively??..., let 's examine the changes from the B58 was initially released in 2016 a... Reduces the stock block and internals N55 seems to be more expensive your. Leaking does seem to be a reliable engine but is edged out by the timing chainat the back of B58... Engine takes from the factory with real world tests resulting in roughly 330 to. Any of the oldest and most powerful engines with the length of the 3-series kind the cabin up well. And if they are, can the transmission ratio be changed appreciate the input and you bring up some valid. Hpworld Record HP: 1150WHP ( ~1350 crank horsepower! timing chainat the of... Are two water pumps, and the main water pump is mechanically-driven improving the reliability of future! The wheels 2016 340i with 35k miles and I have both had excellent experiences reliability! The factory with real world results BMW cars, while the secondary tank is essentially would...
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