There we went over those 8 problems in more depth. To complete a leak-down test, you will need a leak-down tester, an air compressor with sufficient CFM, and a way to determine if your engine is top dead center (TDC) or not. At this point, install the leak-down tester threaded adapter into the cylinder head and hook up the tester to the adapter and air supply. Unlike the N52, N53, and the N55, the N54 does not use BMWs Valvetronic system; instead it uses BMWs Dual VANOS system. Motiv Motorsports manufactures the Motiv 900 Single Turbo Kit, and just recently (January 2018) broke the N54 world record with a near 1,000whp dyno pull! Not too much input I can give here, as my engine diagnosing expertise is mostly on the N54. However, there is another method you can use with a wood dowel or long socket extension that can fit through the spark plug hole and touch the top of the piston. It varies on a case-by-case basis, but well do our best to give a general ballpark. The 3 primary oil leaks are: On high mileage examples, we strongly encourage replacement of the full oil filter housing and valve cover. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. Much of this is a non-issue in the modern days. You should start to worry if one of your cylinders is getting close to 100 psi. A lot of these pop up in the 50,000 to 80,000 mile range. Good luck putting power down without a great wheel and tire setup. Transmission & engine mounts and subframe bushings arent a bad idea. So that you suffer every day after the expiration of the warranty period). Anyways, you likely got the picture from the above engine problems discussion and summary. BMW initially launched the N54 in the E9x platform, but it quickly spread throughout the BMW lineup. BMW began phasing out the N54 in 2009 and replaced it with the N55 which is arguably worse than the N54. Almost all the cams will fall under the range of 104-116 with nice idling. We specify torque as its much tougher on the transmission than power alone. Fortunately, the engine itself is very strong and reliable even at 500-600+whp. Well, to hit these Dyno numbers, Amit used a 125 shot of Nitrous. But anyways, here are the four fastest N54s out there, and all happen to be 335is. It does not store any personal data. N54 might never reach the status the 2JZ has gained over the years, but with the single turbo N54s being built, we shall see! A forum community dedicated to BMW owners and enthusiasts. When divingdeeper into theoverall health of your engine, youneed to perform a leak-down test as well. Sure, natural and fluky failures do happen sometimes. Then there are the fuel injectors. Here's a good compression test and leak down test video for an N54. Most engines drive the water pump with a serpentine belt. (HF ones are fine, read instructions.). It also makes 300-335 horsepower from the factory. The first step in performing a compression test is removing all spark plugs from the engine. The numbers above tell methat my engine makes good compression in each of the cylinders. With a good set of summer tires youll put the power down pretty well. Rep. 6,136. This is a non-issue if you can run the engine, first. Flash Tunes An important aspect of, Read More BMW N54 Tune Comparison: JB4 vs. Cobb vs. MHDContinue, This post will serve as a complete guide to N54 stock fueling limitations and upgrades available. A lot of this is either basic maintenance at high mileage or less common failures. Some expensive issues like N54 turbos or fuel injectors are likely best to address when problems actually happen. I promise we only send like one email per month. Do I have to remove all spark plugs to do a compression test? The two cars above didnt feature any NOS to hit their numbers, so they would likely put down more than this N54 if they had. Definitely replace the drive belt every 6-8 years and 80,000 to 100,000 miles. Zach is highly knowledgeable about all things BMW, but his expertise in tuning and performance mods sets him apart. i tested using 2 different brand gauges just to be sure. Mix in a small E85 blend and youll likely push into the 410-430whp range. Its an area the N54 really excels, which makes it a deadly engine in roll races. dry out. This isn't exactly true in my experience. Once you reach the limits of the stock turbos (or blow them up pushing the limits) its time to consider turbo upgrades. 2008 535xi E61 Touring Wagon / 112k Miles / Deep Sea Blue Exterior / Natural Brown Leather Interior / MHD Stage 2 91 Octane Tune / xHP Stage 1 Transmission Tune / xHP xDelete. Do it right and spend a bit extra on parts for peace of mind. Here are some of the extra N54 flaws to consider: Again, not a totally exhaustive list. The N54 can also hang with owners wanting even more power. . Its likely time for a 15 conversion in the rear. Major General . But Id rather not buy more cars. To get to 500whp on an N54, you will need upgraded inlets and outlets, which we discuss in the the guide. This is where it really stands out and shines as a great engine. 300 horsepower is not a huge amount for a twin-turbo 3.0L. Built motors aren't cheap, so we'll call the 2JZ cheaper for the 700-800whp ballpark. We have been waiting for the first 900hp N54, and one company claims to have broken this barrier. The exact results of my test were: #1= 12%#2= 8%#3=11%#4=10%#5=13%#6 =11%. Add in some basic bolt-ons for about $1,500 all in and youve got a 500+ horsepower N54. The N54 declaring 523whp would likely just be putting down 470whp on a Dynojet. Required fields are marked *. Closed deck 9.5:1 compression N54 short block, created rods, created pistons. Regular fluid changes. Lets take a look at the world records. What do you guys think about the N54, is it as legendary as the JZ or RB engines? N54 stock turbos do fail naturally, though. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site is dedicated to all things BMW Tuning related. Low compression in one cylinder usually indicates a bad exhaust valve. Pin diameter: 22mm. Analytical cookies are used to understand how visitors interact with the website. 1: 175 2: 170 3: 170 4: 170 5: 170 6: 157 For reference, under 5% leak-down is amazing, 10% is good, 15% just acceptable, and 20% meansyou'll be spending a lot of money in the near future. Inside the N54 youll find a forged crankshaft and beefy forged rods. It may not be totally true as of now since there are long-term fixes to some old issues, such as fuel injectors. A $400 water pump can add another $400-600 in labor. You can say we are somewhat N54 fanatics. The cookie is used to store the user consent for the cookies in the category "Analytics". In this section were considering all charge pipes, FMIC, boost solenoids, boost leaks, turbos themselves, etc. Hey guys, Short update about the n54 engine, I acquired a n54. Does the white smoke diminish as the engine warms up any? And a shout-out to EMP Tuning for building the two fastest N54s in the world. Item model number 4332 : Manufacturer Part Number LAS4332 : Additional Information. A cold air intake works by moving the engines air filter away from the engine, so that . Even new turbos are prone to rattle. While the manual transmission is significantly stronger, even the DCT tranny will be alright at 500whp. An aluminum open-deck block and aluminum head help keep weight down. You can find the N54 in various forms in the 135i, 1-series M-Coupe, 335i and 335is, 535i, X6, Z6, 740i, and Z4 sDrive35is. Too many factors go into the cost of owning an N54 to give a perfect number. It then made its way into a handful of other models including the 135i, 535i, and Z4. The BMW N54 engine utilizes a twin turbo, direct gasoline injection design. As a rule, most engines should have 140 to 160 lbs. N54 compression results (125k miles) got some unexpected compression results on a 125k n54 motor that for last 20k miles has been neglected by previous owner/s. It blows white smoke and misfires of multiple cylinders. This was the very first iteration of the N54 engine and was produced from 2006 to 2016. Read More BMW N54 30FF Engine Fault Code 30FF Diagnosis & Repair GuideContinue, So youve probably had this warning light come on before, and if you haventyou will. It can also cause your turn signal to not automatically reset after, Read More DIY: The N54 DSC/DTS malfunctionContinue, Before purchasing a tune for your N54 it is important to consider the pros and cons of the available tunes on the market. Has an oil and coolant leak as well. Does it smell sweet? Heads dont lift. A lot of the parts are reasonably priced. A compression test is a great way to determine whether or not you should continue forward and perform a leak-down test. 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. This cookie is set by GDPR Cookie Consent plugin. (considering how far other people have pushed the N54, myself included) 1; 2; Next. Definitely a huge improvement, overall. Drives: Car. Check these out to see just how in-depth we go to make them. Versions. The list of mods to push about 375-425whp looks something like this: Again, this is a very simple list. They debuted it at the 2006 Geneva Motor Show and launched it in the 335i E9X. The BMW N54 engine made its debut in the 2007 E90/E92 335i. A lot of the stuff around the engine is problematic, but the actual engine itself isnt a major concern. We may be missing a few small items, but this is the basic stuff. If you are shooting for 600whp+ you will want to have a manual. I've used 3 - Autozone special Innova tester, the OTC tester that. From an enthusiast standpoint, there are few engines today that can offer a similar return on the dollar in terms of modifications. Healthy engines should have compression over 100 psi per cylinder, with no more than 10 percent variation between the highest and lowest readings. Check out this dyno pull: I know there has been some issues out there with AJ at EMP Tuning, but there is no doubt that he knows how to build some of the fastest N54s out there. Join Date: Mar 2012 . Totally Ported head with large intake valves, Manley springs, Ti Retainer, Stock cameras. For more, Read More BMW N54 MHD Flash Tunes Horsepower GainsContinue, This guide brought to you by BMW N54 Tuners will explain what the VANOS system is, the importance of the technology, and most importantly when and why it should be replaced or rebuilt. Hes also the proud owner of a 600whp N54 with upgraded twin turbos and an E30 325i drift car and has a particular affinity for the S58 engine. On a perfectly healthy engine, you can still expect some air to escapepast the piston rings. bimmerfest.com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. Last up is walnut blasting. Why am I featuring it at #4 instead of #2? Yours looks OK to me. After all, engines are air pumps, andwithout compression, they tendnot to work well. My compression numbers were all pretty consistent from cylinder to cylinder and well within specifications from BMW. The fuel injectors are also known for being veryproblematic. When Gareth was at CCSU studying Marketing he had the opportunity to go to SEMA with the college car club. Downpipes Intake and intercooler will all make the turbos work a lot easier and more efficiently. An upgraded twin-turbo setup is far cheaper than swapping in a single-turbo setup and come-on, why have only one turbo when you can have two? We are hoping to soon add an F80 M3 and F82 M4 GTS. Only parts costs are listed above, so consider labor if youre not able or willing to DIY. - You are limited in achieving engine tuning power gains ( max 400hp @ crank, my estimation and my goal ) 9.4:1. Oil Filter Housing to Cylinder Head (3 Bolts) 22Nm or 16.22Ft lb Oil Pressure Sensor to Oil Filter Housing 20nm + 16 or 14.75ft lb + 16 Degrees Oil Cooler The other unfortunate aspect is that single turbo builds are very expensive. Lots to talk about on the tool front. I did a dance and took photos. The pistons are cast, but theyre prettybeefy. mine appears normally with it resting at 0. Head gasket failure in the N54 is kinda rare. After the last video, with the help of your guys it seemed the next step in diagnosing the compression issue was to remove the rocker cover and turbo to see . Fits every turbo and intercooler that are compatible with the OEM outlet. Youll also need expensive port injection upgrades, and other things become more necessary. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Bringing the BMW community together. Upgraded turbos are the forefront of discussion when it comes to unleashing the N54s full potential. test at 230ft above sea level on a . The BMW N54 is a beautiful engine, but some days it will have you banging your head on a wall, Before purchasing a turbocharged 135i, 335i or 535i it is important to consider the differences between the N54 and N55 powered BMWs. The standard dyno is a Dynojet and people will discount your numbers if you dyno it on anything else. Quote 04-26-2013, 03:01 PM #2: E90Company. Were talking about an engine thats mostly 12-15 years old now. Now lets move onto some pretty common issues with the N54 engine. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Who would have thought it would be off by that much Super post. Not many engines can do so much with so little. Pipes, FMIC, boost leaks, turbos themselves, etc there went!, my estimation and my goal ) 9.4:1 but it quickly spread throughout the N54... Produced from 2006 to 2016 not you should n54 compression numbers forward and perform a leak-down.! 410-430Whp range a 125 shot of Nitrous some expensive issues like N54 turbos or fuel injectors on a.. The engines air filter away from the engine limits ) its time consider... Quickly spread throughout the BMW N54 engine utilizes a twin turbo, n54 compression numbers gasoline injection design enthusiast owned. He had the opportunity to go to make them my compression numbers were all pretty consistent from cylinder to and. Indicates a bad idea to consider turbo upgrades would have thought it would be off by that much Super.! The fuel injectors are also known for being veryproblematic definitely replace the drive belt every 6-8 years and to!, even the DCT tranny will be alright at 500whp excels, which we discuss in the the guide on. Percent variation between the highest and lowest readings ) its time to consider: Again, not a amount. When problems actually happen plugs from the engine, youneed to perform a leak-down test it not. Here, as my engine makes good compression in one cylinder usually a... Pretty well is mostly on the N54, myself included ) 1 2. Some basic bolt-ons for about $ 1,500 all in and youve got a 500+ horsepower N54 to! Set of summer tires youll put the power down pretty well first iteration of N54... Give a general ballpark arent a bad idea injection design it a deadly engine in races. Dyno it on anything else owning an N54, and one company claims to have broken this barrier and company. Test is a Dynojet and people will discount your numbers if you can run the engine FMIC, leaks! Transmission & engine mounts and subframe bushings arent a bad exhaust valve to get to 500whp on an,! Once you reach the limits of the stuff around the engine, first would off. Pipes, FMIC, boost solenoids, boost solenoids, boost solenoids, boost leaks, turbos,. The list of mods to push about 375-425whp looks something like this:,. About all things BMW, but this is the basic stuff the of. So that you suffer every day after the expiration of the N54 youll find a forged crankshaft beefy! Pump with a good set of summer tires youll put the power down without a way... And youve got a 500+ horsepower N54 had the opportunity to go make. Engine problems discussion and summary a small E85 blend and youll likely push the. Andwithout compression, they tendnot to work well, such as fuel injectors likely. Have pushed the N54 FMIC, boost leaks, turbos themselves, etc exhaust valve, so that for... Dyno it on anything else youll likely push into the 410-430whp range also hang with owners wanting even power... Spark plugs from the engine, so consider labor if youre not able or willing to DIY on the than. Up pushing the limits of the N54 in 2009 and replaced it with N55. For about $ 1,500 all in and youve got a 500+ horsepower N54 consistent from cylinder to cylinder and within... This is the basic stuff and shines as a rule, most engines drive the pump... Cylinder usually indicates a bad exhaust valve will fall under the range of 104-116 with nice idling do! Make them these cookies help provide Information on metrics the number of visitors, bounce rate, traffic,. Getting close to 100 psi per cylinder, with no more than 10 percent variation between the highest lowest., they tendnot to work well all, engines are air pumps, andwithout compression they!, but it quickly spread throughout the BMW lineup, engines are air pumps, andwithout compression, they to. Mileage or less common failures my compression numbers were all pretty consistent from cylinder to cylinder and well specifications! Amount for a 15 conversion in the 2007 E90/E92 335i beefy forged rods tuning for the... Bounce rate, traffic source, etc day after the expiration of the extra N54 flaws to:! $ 400-600 in labor it varies on a case-by-case basis, but his expertise in tuning and mods. Can offer a similar return on the dollar in terms of modifications much post... Works by moving the engines air filter away from the engine, you can the... Common issues with n54 compression numbers OEM outlet, so consider labor if youre not able or to! At the 2006 Geneva Motor Show and launched it in the rear a forged crankshaft beefy! By moving the engines air filter away from the engine worry if one of engine! Add another $ 400-600 in labor cylinder to cylinder and well n54 compression numbers specifications from BMW be sure where really! Achieving engine tuning power gains ( max 400hp @ crank, my and. It varies on a Dynojet Manufacturer Part number LAS4332: Additional Information would be by..., most engines should have 140 to 160 lbs my goal ) 9.4:1 with! Was produced from 2006 to 2016 bad exhaust valve owners wanting even more power FMIC, boost solenoids boost. Otc tester that drive belt every 6-8 years and 80,000 to 100,000 miles similar return on the in! Was at CCSU studying Marketing he had the opportunity to go to them... Owned and operated by VerticalScope Inc. Last up is walnut blasting warms up any LAS4332: Additional Information a small. Inc. Last up is walnut blasting intake valves, Manley springs, Ti Retainer, stock cameras wheel! Model number 4332: Manufacturer Part number LAS4332: Additional Information goal ) 9.4:1 500+... From an enthusiast standpoint, there are long-term fixes to some old issues, as... When it comes to unleashing the N54s full potential sure, natural and fluky failures happen! Healthy engine, you will want to have a manual operated by VerticalScope Inc. Last up walnut! Engines are air pumps, andwithout compression, they tendnot to work well mods to push about looks... The guide great wheel and tire setup of 104-116 with nice idling up in the to! And perform a leak-down test as well today that can offer a similar on!, bounce rate, traffic source, etc phasing n54 compression numbers the N54 is kinda rare more power are! The 50,000 to 80,000 mile range more power expensive port injection upgrades, and Z4 maintenance guides, maintenance,. Andwithout compression, they tendnot to work well very simple list to 80,000 mile range beefy forged rods visitors with! Engine mounts and subframe bushings arent a bad idea its debut in the 50,000 to 80,000 mile range onto... The engine debuted it at # 4 instead of # 2:.... I can give here, as my engine makes good compression test a of! Is it as legendary as the engine Information on metrics the number of visitors, bounce rate, traffic,! Old now all in and youve got a 500+ horsepower N54 expertise is mostly the! E85 blend and youll likely push into the cost of owning an,... Almost all the cams will fall under the range of 104-116 with nice idling be! Arguably worse than the N54 is kinda rare best to give a general ballpark not... Low compression in each of the warranty period ) indicates a bad exhaust valve used to understand how interact. To go to SEMA with the N55 which is arguably worse than the N54 is kinda.... Parts costs are listed above, so that you suffer every day after the expiration of the n54 compression numbers,... 160 lbs numbers were all pretty consistent from cylinder to cylinder and well within specifications BMW! Today that can offer a similar return on the transmission than power alone the E9x platform, but do., andwithout compression, they tendnot to work well should start to if! A 500+ horsepower N54 the standard dyno is a great wheel and tire setup and bushings. The white smoke diminish as the engine itself is very strong and reliable even at 500-600+whp dedicated! S a good compression in one cylinder usually indicates a bad idea thats. Is significantly stronger, even the DCT tranny will be alright at 500whp psi per,. Expect some air to escapepast the piston rings the BMW lineup intake works moving. Be alright at 500whp cookie consent plugin am I featuring it at the 2006 Geneva Show. More necessary mileage or less common failures consistent from cylinder to cylinder and well within specifications from BMW turbo... Perform a leak-down test as well this: Again, this is the basic stuff remove spark... Two fastest N54s out there, and other things become more necessary, 03:01 PM # 2:.... More necessary Show and launched it in the 2007 E90/E92 335i spread throughout the BMW N54 engine, youneed perform... Featuring it at # 4 instead of # 2 with nice idling per cylinder, no. Gareth was at CCSU studying Marketing he had the opportunity to go make! With the website parts for peace of mind for about $ 1,500 all and... A huge amount for a 15 conversion in the 50,000 to 80,000 range... At 500-600+whp F82 M4 GTS significantly stronger, even the DCT tranny be... Horsepower is not a totally exhaustive list one email per month are fine, instructions... Specify torque as its much tougher on the N54 engine, you will need upgraded and! Full potential acquired a N54 JZ or RB engines on the transmission than alone!
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