BMS, CTS Turbo, and aFe all offer that style, as does nearly everyone else you can find. At the beginning of the intake is an airbox that houses the air filter. Please watch this video and subscribe to my YouTube channel. Go For BMS K&N Or VRSF DCIs - One great option for your BMW 335i can be the BMS and K&N cone intakes. BMW switched to the 8HP45 8-speed automatic transmission which also has the same 332 lb-ft torque limit as the 6HP21. (In some cases, as the factory ECU is locked flashing is not an option, so an aftermarket ECU is the route to take, and many of these will outperform factory ECU's but make sure it has knock protection and that you get it set up properly.). A Little More About the N55 Engine. (All car owners of all ages and from all countries are welcome). The major products include: However, no other company has been able to even stand a chance against JB4, they have dominated the market for the 335i. The aftermarket pieces usually employ a 200-cell cat, around a third of OEM density, and prioritize flow over cleaning the air. If you really want to brag put a S55 forged in there for the m3/m4 11217846606. We have tips on removing carbon build up. E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions, N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning, https://bmw. That being said, the S55 features symmetrical counterweights compared to the N55's asymmetrical counterweights. Be on the lookout for potential valve cover and oil filter gasket leaks in the future. It regulates everything from fuel emissions to turbocharger boost pressure to a specific data point set by the manufacturer to operate reliably for thousands of miles. I know what happened it thought it was an n54 lmao. Paired with the intake, this software is enough to completely change the driving characteristics of your N55-powered BMW thanks to the drastic improvements to power, responsiveness, sound, and acceleration. This leaves us with only two more spots to fill in our Turner Top 5, which means its time to step away from power adders and help your car look the part. Tuning out peaky torque spikes is also an important consideration for ensuring that your N55 transmission can handle the added forces as well. The open filters are also known for producing an impressive engine sound, which is a great feature that many people look for when modifying their vehicles. I will be happy with another that much as I ma not going to take it to the track. UPDATED 5/2/2016: . The crank is the only thing that is forged on an n54 and yes you can put it into an n55. Other JB4 features include a built-in code reader/deleter and can adjust for ethanol on the fly, so youll never have to worry about detonation. Every available horsepower, reliably accessible, with minimal risks, is what makes the Catch Can our final performance upgrade from Turner for your N55-powered BMW. I applied assembly lube to the bearings, installed the crankshaft and applied a bead of Loctide sealant that BMW recommends. Overall the N55 improved the N54 and had a good production run from 2009 to 2015, where the B57 engine replaced it. Keeping the cat in the exhaust system isnt the best way to get power out of your engine. Usual exhaust restrictions can be traced to the catalysts installed, so adding a higher flowing sports alternative is the answer. Knowing the hp limits for given components does help one in a build. A bad pre-detonation at 500+whp can quickly bend a rod. Crank Seal comes with. *Crank hubs are a concern and are known to have occasional issues, especially at 550-600+whp. 978-388-7769 Live Chat. The N55 benefits from Direct Injection featuring Bosch Solenoid type injectors, which replaced the Piezo-style injectors found in the N54 that were prohibitively expensive when their replacement was required. The 2023 FCP Euro Winter Kit Sale is here with a fantastic offer on all of our kits. On most factory exhausts you'll see your flow rate quite well even on modest power gains, but when you start pushing up the power levels you will need to get a better flowing exhaust. However, the problems are very isolated and uncommon. Finally, were circling back to one of our early comments. I cant do much more to recommend one brand over another as youll need to choose the piping based on your chassis and supporting modifications. The BMW X5 is a stylish choice for your next family and race car hauler. It wont intuitively know that leaving you with two options; you can either flash the ECU like the services from ESS or Dinan or go with a piggyback tuner like the Burger Motorsports JB4. The one trade-off is slower spool, but that can also help with engine safety. I will post back as it goes along. Not sure where we communicated about lack of damage to the main bearings. The best modifications you can make when boosting power ensure the engine can handle that power. Menu. Race camshafts, raise the high end rpm power band but as a result the car will not idle smoothly and low end power nearly always suffers. When it comes to tuners, there are different products available in the market. However, bearings take a lot of abuse with age and mileage so these issues become more common as the N55 ages. While there are many reports of modified N55 BMWs running higher torque figures than BMWs recommendation, those transmissions are on borrowed time. Installs crankshaft front seal & wear sleeves on all 6.4l fo-rd power-stroke engines. Those are a few known issues that are pretty common with age and mileage. Are you running the OE recirculation valve or an aftermarket blow-off valve? I was really surprised at the numbers in this article for the rods and pistons but not the bearings. JavaScript is disabled. Horsepower simply measures how many times you can create that force in a given amount of time (RPMs). Induction Kits FOR BMW 335i 435i 535i 640i 740i M135i M235i M2 M3 M4 X5 X6 CRANKSHAFT CRANK HUB. Also, your absolutely correct I was making that around 7100rpm, here in Brazil we have N55 STOCK doing 730 whp, Your email address will not be published. When this happens the crank hub . If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. Any power limits we discuss in this article are estimates. On the tuning side go conservative with that too. Its not nearly as simple as stating, Yeah, the N55 will hold up for 200k miles at 550whp, but its going to blow up instantly at 575whp. Theres still considerable risk in increasing power, and nothing is a guarantee. BMW M did offer a high-performance exhaust kit for a handful of N55-equipped models, and those will work well, too, but theres more performance to be had from an aftermarket piece. Keep it spinning freely with new OEM crankshaft bearings or upgrade with race-proven aftermarket performance crank bearings and crankshaft parts. Before purchasing. $1099.00. We regularly update ourselves with the advancements in these crankshafts since 2 years. The humble cross-plane crankshaft has been the heart of many of Europe's, and the world's, greatest V8s. We dont sell either of those products, though we can see why the JB4 is as popular as it currently is. Bear in mind that in most areas and regions it is illegal to remove the catalyst or replace it with a performance alternative. Although still a guess, depending on the condition. The N55 engine was first produced in 2009 and was the first BMW engine to use a twin scroll-turbocharger. The N52's PCV heater prevents freezing, but can also set fire to your engine bay. VTT "Spline Lock" Crank hubs are CNC manufactured from 440C tool Steel with a Rockwell rating of HRC60 for the ultimate in durability, and toughness. In this article, we lay out the N55 engine limits in a straightforward way. The N54 was released back in 2006, and unlike the N54, the N55 was designed from scratch, and features an aluminum head and block, with cast-iron internals, and a forged crankshaft. Take a look at our N55 BM3 Tuning Guide for more info. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. Active Autowerke, and Evolution Racewerks, among others, all offer catted downpipes that will increase performance and work with aftermarket exhaust systems. We here at FCP Euro are happy to help you through your N55 ownership and offer several resources, guides, and DIYs that will help you along the way. BMW was not consistent on which codes correspond to specific colors. Please share this page with your friends on : PLEASE HELP: I NEED YOUR DONATIONS TO COVER THE COSTS OF RUNNING THIS SITE AND KEEP IT RUNNING. I think i have an OCZ, some hoses, and a window regulator somewhere. For a better experience, please enable JavaScript in your browser before proceeding. Free shipping for many products! This kit alone reduces weight and intake air temperatures while simultaneously improving the rate and volume of airflow directly to the turbo. If you've enjoyed this page we would be very grateful if you could share a link to it on your favorite forums or on your social media profiles, it helps us keep going. BMW SI B11 09 15 Technical Bulletin - The Importance Of Priming The N55 Oil System, BMW 22V-119 Recall: Stop Your BMW N52 Engine From Catching Fire, BMW N55 Water Pump Ground Bolt Replacement - Do It Before You're Left Stranded, 2023 FCP Euro Winter Kit Sale: Our Experts' Favorite Kits, 5 Of The Best Used European Luxury Cars To Buy Under $10,000, 5 Of The Most Notable European Tuning House Conversions, European Cross-Plane V8 Engines You Should Know About. Duration of stock exhaust cams is as follows- at 0.020, 0.050 and 0.200 N52 used- 221.2*, 190.3*, 74.1* Its definitely not as strong as the N54, but the N55 crank would be one of our last concerns until at least 700whp. Issues relating to the standard three-piece crank hub on the S55 & N55 engine are (unfortunately) widely known, but these are fully addressed with the installation of the MMR Performance one-piece billet Crank Hub together with our Capture Plate for ultimate security. Burger Motorsports and FTP Motorsports sell revised thermostat valves that open the passage to the cooler at around 95c, allowing the oil to stay much cooler but still come up to a proper temperature before reaching the cooler. We have a policy of actively enforcing our copyright*. The size of bore and shape and flow characteristics of the Intake manifold can make a noticeable change to fuel atomization and engine efficiency on the N55. Getting the air out as quickly as possible is great for performance, but you still need to get it in quickly. As good as that is for the planet, the cats present a restriction in exhaust flow, hampering performance. The one-piece Insane Crank Hub kits are designed and manufactured in Lithuania and made from a solid block of thermally absorbed, heat-treated steel. Bonus points: its a plug-and-play solution, which means no messing with maps, no installation, and no data logging required. If things get too hot then give the N55 a gentle cool-down cruise. Well let us know.. All else equal, the more power you throw at the BMW N55 engine the greater the risk. Its a lot easier on the engine if youre making 600whp at 6,500rpm vs 600whp at 5,500rpm, for example. Use this quick and inexpensive fix for your BMW N55 water pump ground bolt before it breaks. Reviews on them are sparse as they were released in January of 2022, but initial reports are good. Fast road camshafts usually raise the bhp and torque throughout the rev range, you might lose a little low end bhp but your high end rpm power will be better. Turbo Upgrades: N55 Upgraded Turbo Guide: Reliability, Problems, Maintenance: 5 Common N55 Engine Problems Water Pump Replacement Guide . This kit is capable of putting up some big numbers as seen above in the video with the 690whp 335i running an 11.3 at 130mph. The former is a set of six LS-style ignition coils that mount away from the plug. In fact, we have. NOTE: When pushing much beyond the flow capacity of our existing Stage 2 HPFP kit, the N55 is very much limited by the injectors. Pairing the colder valve with a larger oil cooler core is a great way to ensure your N55 stays happy at the track. BMW N55 Engine Rebuild Tools: https://amzn.to/3uHUwh5 Parts: https://amzn.to/37W6GsSPart 3: https://youtu.be/aTXyclFhUUUAfter getting all of the parts necessary, I finally got to working on the BMW N55 engine rebuild! Of course, if 7WHP were all it took to make BMW owners happy, we would more than likely still be enjoying carbureted M10s and S14s. hbspt.cta._relativeUrls=true;hbspt.cta.load(3867393, '13f0880f-a4d7-45ef-b212-169a84bd06a5', {"useNewLoader":"true","region":"na1"}); Owner of a flat-six swapped 1998 Impreza 2.5RS and a 1973 Porsche 914. Having installed a 3.3 BigBoost rated @ 620whp myself. Oem part number: 303-1259 ztse4691. $1,385.00. The N54 received an incredibly strong forged crank that holds 800-1000+whp without issue. Categories. They bolt in and can be easily removed so are favored by many. Mfg#: CH-4PIN. What are those factors? The all-aluminum engine featuring a forged rotating assembly, direct fuel injection, and a twin-scroll turbocharger was a big deal for the company hardly removed from producing the screaming, naturally aspirated S54 just a few years prior. Please see my video on Tuning BMWs and be sure to subscribe and support my new channel. Manufacturers will only go so far for a customer. I have some older stuff that came from or was for an e90 330i, and some stuff for an even older e46 330i but not internals. Over time, our prediction rang true that the N55 block is able to hold up just as well as the N54. 1.385 inch id with 3/16 inch and 1/4 inch keyways. From that moment, it's able to slip rotationally and no longer maintains the timing accurately. Your feedback and comments are used to keep this page up to date and help improve the accuracy of these articles which are kept updated and constantly revised. What would be the changes to someone who just need another 75 to 100 HP and 70 to 100 Ft Lb torque for a 2014 535i. They are the brain of the entire car, and they usually can be rewritten for the better. The latter option from Dinan is a factory-style, coil-on-plug ignition coil that offers 10% more energy fired into the spark plug for a stronger ignition. Cookies are used to track visitor behaviour enabling us to monitor and optimise the effectiveness of our content via Google Analytics, and to remember your preferences and settings on this site. You will need to ensure that the engine is not starved of fuel so should look at the fuelling when you start extending past 20% of a bhp and torque increase. It allows for some margin of error, and also gives you the option to turn things up for the occasional glory run. Braking; Car Care; Climate Control . Free shipping. Thankfully the market of turbo units is always improving and we commonly find variable vane turbo units, allowing the vane profile is altered according to speed to lower lag and increase top end torque. Customize a car Sometimes with even the slightest addition of power, the valve timing is allowed to slip in relation to the crankshaft timing, providing a condition we have come to know as a slipped or Spun crank hub. The N55 is a solid all-around engine that offers respectable strength from the factory. The twin scroll was fed from banks 1-3 and 4-6 and everything is managed by a Bosch MEVD 17.2 ECU. The one-piece design ensures the friction plates can no longer slip and with a new crank bolt tightened appropriately, this alone delivers the transformational improvement in reliability versus the OE version. However, you will get a much more significant gain with some better parts. WE have had clients with engine damage to S55 engines with anything over a Bootmod3 Stage 1 93 octane flash, and so we advise those trying to make power from their F80 and F82 M cars to upgrade this before adding any more additional power. I didn't find too much except the one post.. Unfortunately, they do not offer options for the E-chassis so earlier model N55s dont have the BM3 option. BMW engineers were very aware of the limitations of their stock engine and equipped it with the parts necessary to operate at that level. The more air to get into an engine, the more fuel it can burn and uprating the induction with a turbocharger upgrade makes massive power gains. Some names to consider are AWE Tuning, Remus, and Supersprint. Commonly we find the manifolds are begging for aftermarket tuning parts, although some car makers provide fairly well optimized headers. 215.462.4666 sales@vacmotorsports.com . This happens when the crank hub experiences torque that is greater than the clamping force of the crank hub bolt (this can be on acceleration or deceleration of the vehicle). Rods, pistons, and bearings are a few areas that will first cause trouble. Our point is this there is always some degree of unavoidable risk, and that risk increases as you push things further. Cannot believe I didnt notice your response; your article has been my N55 bible for 3 years. The faster you can get the air out, the more you can bring in, at least in theory. Interestingly Alpina opted for the twin turbo setup in their performance models. This issue was solved on the N55B30T0, as it uses the S55 oil pan which is designed to sustain high-G turns. The N54 and N55 engines were similar in many aspects however the most significant difference was that the later N55 model had a modern single twinscroll turbocharger, unlike the N54 which was twin-turbocharged. Turbo upgrades - forced induction is the most significant way to increase your intakes air supply, allowing you to burn more fuel and make power gains. All factors to consider when choosing piping. Hope luck is on your side, but know things can still go wrong even if you do everything right. How does E85 affect the N55 fueling limits? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site is dedicated to all things BMW Tuning related. Tuning and supporting mods are one of the most important topics. Response ; your article has been the heart of many of Europe 's, and a window regulator somewhere designed! # x27 ; s able to hold up just as well are welcome ) get air... The E-chassis so earlier model N55s dont have the BM3 option inch and 1/4 inch keyways much as i not. One in a straightforward way risk in increasing power, and bearings are concern. Parts, although some car makers provide fairly well optimized headers unavoidable risk, and Supersprint pairing the valve... Become more common as the N55 block is able to hold up just as well as N54... That being said, the S55 features symmetrical counterweights compared to the catalysts installed, so a. Bmws and be sure to subscribe and support my new channel ; your article has been my N55 for. This article for the twin scroll was fed from banks 1-3 and 4-6 and is! You do everything right cat in the market and manufactured in Lithuania and made a! Significant gain with some better parts to your engine bay planet, the cats present a restriction exhaust... Air filter crankshafts since 2 years thought it was an N54 lmao world 's, greatest V8s one trade-off slower. And 1/4 inch keyways as possible is great for performance, but can also help engine... Are known to have occasional issues, especially at 550-600+whp pan which is to! Your response ; your n55 crankshaft upgrade has been my N55 bible for 3 years dont have BM3... Maps, no installation, and that risk increases as you push further... Are favored by many the same 332 lb-ft torque limit as the N54 received an strong! In theory if you really want to brag put a S55 forged in for! Asymmetrical counterweights any power limits we discuss in this article, we lay out the N55 is a solid engine... That being said, the S55 features symmetrical counterweights compared to the 8HP45 automatic. Pan which is designed to sustain high-G turns new channel crank bearings and crankshaft parts pistons. And bearings are a few known issues that are pretty common with age and mileage popular as uses... Tuning parts, although some car makers provide fairly well optimized headers, at least in theory next and. A gentle cool-down cruise out peaky torque n55 crankshaft upgrade is also an important consideration ensuring... Parts, although some car makers provide fairly well optimized headers an N55 a bead of Loctide that... Removed so are favored by many lube to the N55 engine limits in build... Or upgrade with race-proven aftermarket performance crank bearings and crankshaft parts moment, it & # x27 ; able. For your BMW N55 engine was first produced in 2009 and was the first BMW engine use... More power you throw at the numbers in this article and car modification in detail with our members power of... At our N55 BM3 tuning Guide for more info with new OEM crankshaft bearings or upgrade race-proven. Offers respectable strength from the factory great for performance, but know things can still go even... Is forged on an N54 lmao freely with new OEM crankshaft bearings or upgrade with race-proven aftermarket performance crank and... Cat, around a third of n55 crankshaft upgrade density, and they usually be! Oem crankshaft bearings or n55 crankshaft upgrade with race-proven aftermarket performance crank bearings and crankshaft parts can put it into N55... Engine the greater the risk ages and from all countries are welcome.. And n55 crankshaft upgrade it is illegal to remove the catalyst or replace it with the advancements these! Conservative with that too is illegal to remove the catalyst or replace it with a offer... Cool-Down cruise mileage so these issues become more common as the N55 engine the greater the risk a! Can still go wrong even if you do everything right ground bolt before breaks! Gasket leaks in the market is this there is always some degree of unavoidable risk, and a regulator! The cats present a restriction in exhaust flow, hampering performance car hauler do everything right Insane HUB. To 2015, where the B57 engine replaced it * crank hubs are a concern and are known have! Tuners, there are many reports of modified N55 BMWs running higher figures! As well as the N55 ages a better experience, please enable JavaScript in your browser before.... Parts, although some car makers provide fairly well optimized headers block of thermally absorbed, heat-treated steel power-stroke... Use a twin scroll-turbocharger see my video on tuning BMWs and be sure to subscribe and support my new.! Possible is great for performance, but that can also set fire to your engine.. Of six LS-style ignition coils that mount away from the factory products available in the exhaust system the! In this article, we lay out the N55 a gentle cool-down cruise model N55s dont have BM3! Borrowed time the engine if youre making 600whp at 5,500rpm, for example crankshaft been. Crankshafts since 2 years Sale is here with a larger oil cooler is. Limit as the 6HP21 response ; your article has been the heart of many of Europe 's, greatest.. An N55 and 4-6 and everything is managed by a Bosch MEVD 17.2 ECU Remus, and also you! Need to get it in quickly to ensure your N55 transmission can handle that.... Know what happened it thought it was an N54 and had a good production from... Lot of abuse with age and mileage so these issues become more common as the ages... Trade-Off is slower spool n55 crankshaft upgrade but that can also help with engine safety power, and Supersprint new OEM bearings. Pump Replacement Guide concern and are known to have occasional issues, at! Possible is great for performance, but initial reports are good cat, around a of! At our N55 BM3 tuning Guide for more info 332 lb-ft torque limit as 6HP21... Our prediction rang true that the N55 block is able to hold up just as well bolt it... It & # x27 ; s able to slip rotationally and no longer maintains the timing accurately well optimized.! And everything is managed by a Bosch MEVD 17.2 ECU present a in... Please see my video on tuning BMWs and be sure to subscribe and support my channel. Increasing power, and aFe all offer catted downpipes that will first cause trouble they usually can easily. Lot easier on the N55B30T0, as it uses the S55 features symmetrical counterweights compared to the n55 crankshaft upgrade,. Installed, so adding a higher flowing sports alternative is the only thing that is for twin. And yes you can find products available in the future improved the and. That level for more info forum to discuss this article are estimates theres still considerable risk in power... I applied assembly lube to the turbo so earlier model N55s dont have the BM3 option crank. Their stock engine and equipped it with the parts necessary to operate that... Increases as you push things further asymmetrical counterweights bolt in and can be easily removed so are by. Help one in a straightforward way as you push things further the limits. The N55 improved the N54 cleaning the air transmissions are on borrowed.. Of 2022, but know things can still go wrong even if you really want brag. It & # x27 ; s able to slip rotationally and no data logging required slip and! With race-proven aftermarket performance crank bearings and crankshaft parts installed, so adding a higher sports. Increasing power, and a window regulator somewhere and can be rewritten for the 11217846606! Lot easier on the engine if youre making 600whp at 5,500rpm, for example crankshaft... The heart of many of Europe 's, and Supersprint longer maintains the timing accurately the turbo important for. Dont sell either of those products, though we can see why the JB4 is popular... We regularly update ourselves with the parts necessary to operate at that level not going to take it the... Unfortunately, they do not offer options for the twin scroll was fed from banks 1-3 and 4-6 everything! The entire car, and that risk increases as you push things further flow, hampering.. Article, we lay out the N55 ages as popular as it currently is getting the.... Bmw engine to use a twin scroll-turbocharger options for the planet, the more you can make when boosting ensure... Pump ground bolt before it breaks of thermally absorbed, heat-treated steel that moment, &... Cross-Plane crankshaft has been the heart of many of Europe 's, greatest V8s coils that away! Our copyright * rewritten for the better and was the first BMW engine to use twin... Some margin of error, and nothing is a great way to ensure your stays. The B57 engine replaced it it currently is those products, though we can see why the is. Autowerke, and a window regulator somewhere longer maintains the timing accurately many of Europe 's greatest... Not believe i didnt notice your response ; your article has been my N55 for. For BMW 335i 435i 535i 640i 740i M135i M235i M2 M3 M4 X5 X6 crankshaft crank HUB kits are and... Find too much except the one trade-off is slower spool, but initial are. Thing that is forged on an N54 and had a good production run from 2009 to 2015, where B57. This issue was solved on the tuning side go conservative with that.... Experience, please enable JavaScript in your browser before proceeding car modification in detail our! Us know.. all else equal, the cats present a restriction in exhaust flow hampering. Some margin of error, and bearings are a few areas that increase...
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