For a better experience, please enable JavaScript in your browser before proceeding. What are you doing with the engine and tranny that came stock with the E91? 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. However, the M340i already comes with quite a bit more power than the standard non-M 340i models. What was wrong with the terber? So I'm in love with my 325i. Drives: '11 F10 N55. Thats really hard to put a number on since it can vary so much. I am getting that now with the stock turbo. Maxing the stock turbos with upgraded turbo inlets will result in power numbers in the 450-500whp range, and torque above 500 ft-lbs to the wheels. The striations almost lineup. As shown, the N55 shares the same stock power, displacement, compression, bore/stroke, and block design as the N54. Crank and block should be plenty strong to handle 800+whp. The main coolant pump on the S55 is belt driven, which should prove to hold up much better than the electric water pump found in the N54 and N55 engines. Enjoy your new B58! 2012-2013 N55 BMW F10 F11 F07 535i/ix, ActiveHybrid 5, and 535i/ix GT (Either JB4_F10_A or JB4_PWG, check sensor using reference photo prior to ordering) 2014-2016 N55 BMW F10 F11 F07 535i/ix, ActiveHybrid 5, and 535i/ix GT (JB4_EWG) you could rebuild an N55 to make more power than a tuned s55 for exponentially less money. The n55 engine bay is slam packed full and it makes me shiver thinking about swapping all that into a different car. N55 Stage 1 Turbo Upgrade: ~400-425whp N55 Stage 2 Turbo Upgrade: 450-550whp N55 Stage 3 Turbo Upgrade: 600-650whp and beyond (for the brave) Supporting Mods before Upgrading your Turbo Great thread. There is not much to hide here; a quick search of the N54 will populate many results with concerns over reliability. Any updates? Good luck, and keep us posted. Thanks! It basically has a more aggressive tune from the factory. I was able to get my stock turbo off with no problem this weekend, but discovered a problem on the replacement before we installed it. Chassis. Models include the 128i, 135i, and legendary 1M. Lastly, issues with waste-gate rattle were mostly resolved on the N55. Repair shop for all work $1000 to $2,000 a year. However, notably the redline sees an increase from 7000 in its predecessors to 7500 on the M division S55. N55 Turbocharger Install Kit, OEM, Preferred - F10 535i, F06/F13 640i, F02 740i, E70 X5 35i, E71 X6 35i. Nice man, great project. F10 drivers door panel light bars . For more information, please see our Thanks Zach! Cast pistons.Block Design: Closed DeckRedline: 7000. As far as tools go, I don't have an engine support bar, the hood support braces, or the special oxygen sensor tool that newTIS suggests. Injectors are different n55 is solenoid but may physically fit I'm not sure. Just about every part of the S55 is bigger, better, and stronger than on the N54. Its referred to by BMW as TwinPower Turbo which is a twin scroll single turbo. Turns out that the only way to get it going was to SWAP the mechatronic from the original tranny to the used tranny from the junk yard because may car's computers would not recognize a tranny with a different VIN assigned to it. The ZF 6SP auto gearbox is also perfect to get the power to the rear wheels! Stock Power: 424 HPWorld Record HP: 1150WHP (~1350 crank horsepower! Long story short, Im looking to do an engine swap into a 76 Triumph Tr7 and was contemplating the N55 or S55. Looking for the best BMW turbo parts? Great engine and a solid chassis that is fun to drive, especially with some suspension mods. However, our N54 535i (maintained much better than my 335i) has experienced countless issues. Did the crank hub in the S55 get revamped for Toyota? Still a sound improvement for the B58. Would anyone have info or a link that can help me . iTrader: what a great site you have! In this post, we intend to highlight the most common N55 engine problems; please keep in mind this is not an exhaustive list of every single potential, Read More The 5 Most Common BMW N55 Engine Problems Failures & Performance ProblemsContinue, Bootmod3 (bm3) is one of the most popular tunes in the BMW world for good reason. Was just informed that Dinan has shifted their direction to some of the newer cars. This is awesome! 2012-2015 BMW 3-Series and 4-Series Forum. A brand new factory N54 turbo (BMW part #11657649289), with no core charge! F10 / F11Model Year: 2010 - 2016. Replace valve cover gasket and oil pan gasket at 160K. Its not that big of a deal. Informative article, however Im surprised that carbon buildup on the intake valves wasnt mentioned, at least in the context of the N54. I also sent my DME out for BootMod3 this week and it is back and ready to install as well. Jake and I have both had excellent experiences with reliability on our N54 powered 135i and 335i, respectively. Additionally, it receives the forged crank and rods as with the N54. There is nothing better than being able to push 400whp+ on your stock engine for pennies. Completely misread that. The crank hub on the S55 is similar to the one on the N54, which has not known to be a common issue at all. 2015 F10 535i FBO BM3 Pure Stage 2 Dorch Stage 2 HPFP E50 tune by Cary Jordan EOS EkP Module Walbro 525 LPFP Variant Argon 20? . Of course, the N54 is somewhat of a legend in the tuning community, but it still pales in comparison to the S55. That got lemoned (hpfp issues). The B58 is part of BMWs newest objective in the B series engine family; reducing cost by using the same bore, stroke, block, rods, pistons, etc as the other B series engines. First, how feasible is it to swap the engine with an S55, preferably the version with water injection. The 135 WILL have a second life(muhahaha). However, throughout its first 5 years it seems as if the S55 is a highly reliable engine. Cool build but completely impractical for staged kits, but just cool to see anyway. Reliability scores the highest marks compared to the N54, N55, and S55. The N55 looks physically almost the same as the S55, so I guess everything should bolt on except for the oil pan. I love the E91, I would of bought one if we could have got one with the N55. Thanks! Hopefully I'll be the next one, YES! This is my first BMW and Im coming from a 2012 Mazdaspeed 3, which Ive been driving for the last 7 years. The information I cant find are physical dimensions of either engine (especially height). We were one of the first to do AT to MT swap a few years back and now we have perfected the auto to dct swap. This kit includes a plug and play harness which enables factory paddle shift without cutting, splicing, programming or timely dealership visits. No. Happy I stumbled on this website and will definitely be reading more. Glad you noticed it before installing! Had n55 in a 2011 335cvt, w manual. JavaScript is disabled. My car has been lowered with Bilstein shocks and drives like a dream. You may contact me directly at. However, the older N54 offers more parts and options for upgrades (while being about as capable as the B58) and the S55 is simply the more capable engine. A brand new factory N54 turbo, with no core charge! Why? You will need to transfer a few things over that may or may not be mentioned above. You must log in or register to reply here. In my previous endevors my track car was an E46 330ci with a complete s54 engine/trans/rear end swap. BMW N55 Bottom Mount Turbo Kit; TECH INFO Expand submenu. Details of the swap would probably be vague but I'd guess all the accessories, ECU, and trans would need to be swapped. Serpentine Belt Tensioner Replacement (also cooling fan) Automatic Transmission Fluid (ATF) and Pan Replacement. Being done in a garage without a lift as well, not terrible, but not ideal. What I can't find is if parts like the transmission and suspension are different between the models to handle the added power. F10 / F11Model Year: 2010 - 2016. How much were you able to pick up the wrecked 135i for? Also includes BMW projects, tips and more. The new injectors found on the N55 are not nearly as problematic as the piezo injectors. if you do it please start a blog. I have had all 3, I had a 535i e60, with the n54. There are not any awd dynos close to me. Feel free do look at any logs or my build to continue your education. I have been looking at f30s for a while as an upgrade from my e90 and the cheapest f30 in Western Australia I've seen is an m-sport 320i at $15,000 AUD, whereas the cheapest 335i is currently a standard at $30,000 AUD and that's the only one in my state. With that being said, I would not buy a BMW B58 at this moment. Its stuff that is pretty cheap to DIY. Cool project! With the B58 being a newer engine thats likely going to be the less expensive option to maintain. Mine was side swipe on the drivers side with door and fender damage. Have a good holiday weekend if youre in the US. The N55 was BMW 's first straight-six engine to use a twin-scroll turbocharger. You are using an out of date browser. This module compares the VIN number of the car between different electronic modules in the car. I traded that in for the current 540i with the b58, and tuned its a beast. They had the wrong arm on the waste gate. Wish me luck! The other option would be the JB4 piggyback tune, which we believe is a great all around tuning option. 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). You should easily be able to exceed 15PSI. Thanks :), Edit: I don't know if people would know but since the 3 series and 4 series share motors in the accompanying models, would it be possible to do an engine swap into a low level 4 series? Debris getting sucked in through the intake system. We are proud to announce a performance flash tune for all N55 powered platforms. We do believe it is better than some suggest, however, if you take the car to the shop for every minor issue and do not DIY an repair jobs the bills can certainly add up quickly. Since the initial release of the BMW N54, the engine has gained quite a positive reputation in the tuning community. I imagine a lot of (even most?) Whether or not Toyota identified the crank-hub as a potential weakness and re-designed it would just be a guess. Serpentine belt shredded - Engine Apart what to check prior to assemble. 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. 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. It wasnt until 2008 that BMW brought the 1-series to North America as the E82 coupe and E88 convertible. Thank you for the response and enjoyed the articles. The sizing represents the core size and the volume of air that the intercooler can hold. Is swapping out the fuel system is required too, right? 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. Haha your last comment seems to be spot on! Thank you for your comment. Our reflash was designed and meticulously perfected by in-house experts and delivers impressive gains for this platform. OK, so I dinked away at pulling the car apart to remove the turbocharger over the course of the last two weeks. Or labor-only for a N20/N26 or N55 swap should be around $3200-$3600 at dealer? We post engine specific tuning guides, maintenance guides, DIY repairs, etc. The internals are similar, however, the S55 benefits from advanced materials sprayed on the cylinder walls and pistons. For those who know what they are talking about. Extensive improvements were performed to the software in order to provide significantly improved performance, great efficiency and unparalleled . 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. Most impressive is not the power alone, but also the fact all of the stock components can handle this with a basic tune. Then, after I had an e60 550 totaled by a drunk driver, I got an f10 535i with the n55. It may not display this or other websites correctly. Also digging the f4 tucked away in the corner. Hello and thanks for the great article! 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. 2010 2011 BMW 5 Series Forum F10 F10 Technical Topics Engine, Transmission, Exhaust, Drivetrain, ECU Software Modifications Manual Swap - N55 535i - anyone do it? Ah, well that sucks. No fins are snapped off or chunked out, so probably something smaller than BBs. We carry replacement BMW turbos for the twin turbo, single turbo, and twin-power turbo BMW models. Price: $149.79. Either will be plenty of HP in stock form, but I would probably do intake, down pipe, and exhaust, and replace all known gasket and seals that can be issues before installation. 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. Still, a N55 block is a N55 block! Each engine responds well to simple tunes and bolt-on modifications, with all the engines producing over 400whp on stock turbo set ups. Here is Alex's B58 M equipped X drive wagon last month on the dyno That's such a beautiful color haha. 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. and it would be more reliable. Price: $182.99. TECH INFO; BMW N54 & N55 Turbo Options & HP Charts; STORE Expand submenu. Contemplating Engine Swap want to keep luxury features . Do you happen to have any of those. I hurt to do it because I enjoy driving a manual on the track and as a daily . 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A different car of ( even most?, and twin-power turbo BMW models that BMW brought the 1-series North... With my 325i contemplating the N55 was BMW & # x27 ; 11 F10 N55 models.