Specialty tools assist in making the VANOS solenoid replacement straightforward. Hi the B58 is not the same engine as M4 M4 is S55. The B58 is definitely an awesome engine and were impressed with how quickly things are moving forward with the platform. 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. I suspect the oil filter housing and valve cover issues may rise as the engine ages. Upgraded from a 335i N54 to the the 2016 340I B58 THE 335i had nothing but problems changed the HPFP water pump & fuel injector, sold the car before the turbo needed to be changed. One dependable BMW engine, the N52 inline-6 featured in the E90 325i, 328i, and 330i, has already been covered in detail. Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. VANOS is BMW's terminology for VVT, or variable valve timing. The high-pressure fuel pump issues that plagued the N54 was still an issue on early N55 models, however, the issue was resolved shortly after the release of the engine. ps. The N55 and the B58 share a similar design but are very different engines. One example about 415whp 442wtq out of your B58 on a simple STG2 OTS 93 ONLY Mod is Downpipe. Hi mate. 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. It makes hellcat owners cry all day, every day. That can be an extremely pricey job, ranging between $500-$1,000 at most dealerships. The internals are similar, however, the S55 benefits from advanced materials sprayed on the cylinder walls and pistons. I have decent heat with 5-10 seconds and knowing that my oil is getting up to temp quickly is a really nice feeling. Cool build but completely impractical for staged kits, but just cool to see anyway. Then remove and replace passenger side. It basically has a more aggressive tune from the factory. 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. Enjoy your new B58! Forums will be full of "issues"! 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. My car has been lowered with Bilstein shocks and drives like a dream. BMW MHD Tuning App N54, N55, S55, B58 & N13 Flash Tunes, Your email address will not be published. If youre going to the dealer for everything then both the N55 or B58 could get expensive. Most B58 owners will have a trouble-free ownership experience and spend less on maintenance than if you were driving a N55-powered BMW. An S55 powered M3 can be found for roughly $10,000 more than a B58 car. For that reason, the B58 scores the worst value rating. This isn't absolutely necessary but will help get any possible filter debris out of the oil. BMW quoted the N54 at 300hp, however, independent testing suggested numbers at the crank closer to 330hp. Although, Im not sure if they have anything for the M340i. You can say we are somewhat N54 fanatics. Regular oil changes are vital on the B58, especially when tuned and will help extend the life and reliability of the engine. 49 32 comments Best Add a Comment ijustbrushalot 8 mo. perhaps look for a used Audi 4 wheel drive convertible. Required fields are marked*. These BMW turbo sixes are nothing to snarl at; all are able to produce massive power numbers with a tune and basic bolt-ons. Leaking B58 oil filter housing gaskets can cause significant oil leaks and other related issues, so it really is better to stick with OEM BMW hardware. Maximum PSI seems to make a good one. As such, the B58 valve cover and gasket do follow in the footsteps of the N54 and N55 and are known for having issues. But sometimes, my engine just doesnt want to start. Excessive oil consumption is another big one that can alert you to this issue. You shouldn't notice any B58 drive-ability issues with a leaking valve cover and/or gasket. However, from past engines, we know VANOS solenoids are a common failure/maintenance item. About other part of your comment. 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. I bought it at about 75k. Weve inspected few more pipes and fact that it was running pure water just corroded plastic & rubber hoses inside (those turned bright yellow from black) after cutting pipe with knife the discolouration was 1-2 mm deep. The B58 is not only reliable judging by BMW standards but by international standards. As mentioned, this shouldn't be a huge deal in most cases. When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. 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. If it fails, an upgraded crank hub is definitely the way to go. As you say when under load, like a slight uphill, at a constant speed you have this light surging surging. Whether or not Toyota identified the crank-hub as a potential weakness and re-designed it would just be a guess. Engines now are far more reliable than in the past. 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. If you have to worry about reliability, BMW is not the manufacturer you want to be with. 350-400whp will require at least a decent set of performance tires. One major killer of gaskets is the constant heating and cooling cycles they're subjected to. Since then, Ive been wait for Dinans Stage II, III and turbo, but, nada. Acnam Infotech, BMW Tuning - BMW Performance & Tuning Guides, News, Videos. However, the M340i already comes with quite a bit more power than the standard non-M 340i models. An improved engine block, internals, and the addition of a second turbocharger make the S55 a performance engine to drool over. It is subtle, I havent observed the tachometer following this pulsing. Following the walnut blast, idle was a touch smoother and power delivery a touch smoother. Scotland to be precise. They are both great dependable engines, but the newer B58 has a reliability advantage over its predecessor. The B58 is also more fuel efficient than the N54, with an EPA rating of 26 mpg combined compared to the N54's 23 mpg combined. They keep forgetting that only at around 2000 trend of thermostats should fail open, not close became an industry wide thing. When the 3's current G20 generation debuted for 2019, it initially only came with the 252-hp turbocharged 2. . Something doesnt add up. Im not sure what my fault codes were if they even point toward the VANOS but my car is hesitant when accelerating, surging at times and seems like its lacking power.. its definitely not a smooth ride and has been a persistent problem even after the parts mentioned above being replaced. hopefully BMW will sort this out. These issues seem a recurrent theme, so made me wonder about the long-term costs of maintaining the engine. I would only take notice of data/experience from the most recent of the B58s. BMW used an electric water pump on the N55. Just go hard more. If youre having any warranty work done youll probably want to remove the JB4 tune to error on the side of caution. This does help a bit with longevity. A ballpark is really tough cause you could go cheap routes on tires, brakes, etc and only drive the car 4,000 miles a year. This applies to coolant hoses and coolant connecting flanges. Three times this has happened and Ive only just reached 14500 miles. 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). Thanks. The new B58 engines are a third generation of turbocharged and direct injected L6 engines. Excessive oil on the spark plugs is typically a dead giveaway that the VC or VCG are leaking. Although, VANOS work can be done without lifting the engine. Congrats on the purchase! Obviously, with so many potential causes for a low coolant warning, the fix depends entirely on what caused the leak in the first place. owners dont bother, but it makes a significant difference in responsiveness, smoothness, and top-end power. A few recalls and service bulletins do exist for the B58. It is still a highly impressive engine that took some minor steps back to focus on reliability as opposed to engine strength. Did this fix the problem? If you get a downpipe and aftermarket tune youll definitely want to remove the cold start function. Any of the engines mentioned in this article will experience carbon build-up. 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. 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. Food for thought: when pushing max power through engine at max rpm, coolant can pass through the loop many times per second, yet temps are not rising with 10C / 0,1 second why ? BMW replaced it under warranty as one would expect. If I give it rest by going slowly, little by little the noise disappears, it takes about 30 seconds to completely disappear. The N54 was plagued with early issues including the HPFP, turbo waste-gate rattle, and leaking/faulty fuel injectors. Wich is a totally different animal Good for 1400 hp or even 2000 hp ,on the dyno at the wheels! Enjoy the car and Merry Christmas to you as well! 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 Peak power at just around 16psi. I have a 440i with m performance and sound kit during cold start there is shaking in the car I can feel the shaking if I hold the stearing wheel with both of my hands I am not sure what might be causing the problem only have about 25k miles showed to dealer they dint find anything Since the initial release of the BMW N54, the engine has gained quite a positive reputation in the tuning community. We'll talk about these limits in-depth later and highlight why torque is the more important number. I have had all 3, I had a 535i e60, with the n54. The car seems to have lost some pep. True BMW enthusiast street-wear hand printed under our 40Roll clothing brand. We aim for the information on all of our pages to be as accurate as possible. Disclaimer: This site contains affiliate links. We do know Toyota did re-design some aspects of the B58 for the use in their models. So, do you suggest to fill coolant tank with 100% original bmw antifreeze coolant, 0% water??? 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