For this reason, your mechanic may suggest the following additional work: For this reason, the parts often add an extra $900-$1,500 to your total cost. For this reason, its essential to replace your rod bearings as soon as you notice signs of wear. Depending on where you go, replacing your M3s rod bearings could cost anywhere from $1,800 to almost $10,000. Throttle Body actuators failure. Very noisy engine. Replacement Idle Control Valve: https://www.bmwpartsfactory.com/GENUINE-BMW/9/13-41-7-838-024. Just recently. Some of the oil analysis supports this with decreased levels of rod bearing metals with the Mobil 1. . Cutting through all the BS, it sounds like a major problem to me. This means regular oil changes, fluid top-ups, suspension adjustments -- One particular area that needs attention is the rod bearings which have a tendency to wear out quickly under heavy loads and high rpm operation. If the sound is eliminated, this means that the cylinder from where the plug wire was just removed has a faulty bearing on its connecting rod. $1,500. The 4.0 liter naturally-aspirated V8 in the E92 M3 (codenamed S65) is a masterpiece. 9am-7pm ET The car was towed to the "big, well-known" Charlotte NC dealer. This can cause the crank to force the torque converter into your transmission, leading to noises. Check old oil after every oil change. Thanks for the article and comments from other owners. This will help reduce wear on the Bearings and maintain their integrity over time. Keep reading before you accept a mechanics estimate! In such a case, the tremendous force produced by the engine may even snap the connecting rod, which may ram a hole through the engine block, resulting in catastrophic damage. Now, replaced or not, you must let the engine warm up before flogging it past 8,000 rpm. The larger S85 V10 engine has the same issue. Base Model or Bust: Why the BMW E46 3-Series is the Next Hot Scene Car, The World on Your Shoulders: VW Atlas Overlanding Upgrades, Best of Both Worlds: BMW E53 and E70 X5 Upgrades for Overlanding. This means regular oil changes, fluid top-ups, suspension adjustments - and of course rod bearing replacement. Some advice I found from browsing numerous forums. That wasn't my video. This is more prominent when the engine is warm, as viscosity decreases with temperature. The S65 is no doubt an iconic M engine. With owning any M, be prepared for expensive parts and labor. He was driving on the highway at 65mph when it happened. Must be longer than 2 characters. Dont rev the engine past 4,500 rpm before it has had time to warm. It is a rod connected to each piston, that transfers its power to a crankshaft, thus rotating it. However, since the connecting rod is attached to the piston and the crankshaft; both parts moving in a different manner, it is in danger of snapping. Rod bearings are wearing out sooner than expected and their replacement should be considered a required preventative maintenance item before . E9x Ms are getting up there in age and would be a pain in the butt to own for someone who doesnt know anything about cars. Sat. Especially important because the S65 does have rod bearing issues similar tot he S54 on the E46 M3. Just recently A buddy on mine, with a 2010 stock E92 M3 had a failure. Rod Bearing Failure Symptoms. Pay in 4 interest-free installments of $185.20 with. Work in reverse order of the disassembly process, and put a small amount of engine oil in each new bearing before you put it in place. Its easy to "over listen" and get paranoid. If youre buying an E92 BMW M3 and it has 30,000 miles or more on it, its probably worth having them replaced. What would be the best circumstances or conditions to take a video for this purpose? Affecting many other BMW engines, this is a typical issue across the board. You can say we are somewhat N54 fanatics. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. This can cause a plethora of issues, and it may severely damage your engine over time. So Evolve Automotive decided to do a bit of a breakdown of the E92 BMW M3 rod bearing issue; what it is, why it happens and how it can be prevented. Also pay close attention to slide fit tolerance on connection points like crank journals so you wont be too loose both resulting alignment issues or too tight combining extra drag once an appropriate amount cylinder pressure has been achieved during operation periods. We recommend replacing these every 60k miles. 11am-7pm ET. Developed & Maintained by From my perspective after owning two 170k mile M3's is that after a certain mileage it becomes a gamble. It looks great, handles fantastically and, most importantly, has one of the all time great performance engines. One of the main criteria when searching for our High Mileage E92 M3 project car was that the Rod Bearing service could not have been carried out. Sign up to receive the latest and greatest articles from our site automatically each week (give or take)right to your inbox. Overall there are no huge flaws to the design and with proper maintenance it will run well over 100k miles. This reduces friction within the shaft, allowing for free rotation. In some cases, your oil light may turn on to alert you of this issue. In the case of the S6 5 engine (and S85), why do they fail? Includes everything needed for a rod bearing service, featuring WPC Bearings upgraded rod bearings. The E9X platform is a great one and an amazing car to tour in or use on longer more flowing tracks they are often still the king of the ring as that amazing track suits its chassis and power curve. It will also be helpful if you have some replacement oil filter housing O-rings, a can of penetrating oil and bolts for new bearing caps. By supporting the spinning shaft, this bearing enables the rod to remain straight during the combustion cycle. A bad rod bearing means that the clock is ticking for your car engine. The 4th-generation BMW M3 Convertible, Coupe, and Sedan only used one engine throughout its model run: a 4.0-liter, 32-valve V8, named the S65B40 in BMW-speak . Discussion. The answer is to have the rod bearings replaced at a reasonable mileage interval, as preventative maintenance to insure piece of mind that they wont fail. Sign in to your account for an easier and quicker checkout experience. While there are those who prefer more frequent checkups (every 3-5k miles), more often than not our workshop typically recommends changing this precious fluid every 5-7k miles or so. There are two of these actuators on the engine, and they are costly at approx $600 each. I have many friends that have vehicles with those engines and have modified their cars heavily and never had the head bolt issue. Insufficient clearance means insufficient oil flow, excessive bearing surface heat, and premature wear. Best of luck with your S65 moving forward. BMW Rod Bearing Maintenance. The original rod bearings should be replaced every 60-80,000 miles, especially on vehicles which followed BMW's 15,000 . Once you have everything you need, you can begin the replacement process. If you want to visit an independent mechanic for this job, make sure to find one that knows how to work on BMWs. Although the rod bearing issue can happen, I think its over hyped on forums. Mfg#: 112478380887KT7. Insane Color Changing BMW: How Does It Work? BMW is more likely to charge higher fees than an independent shop, which is where some of their incredibly high estimates come from. Overall, I would consider this to be reliable, but keep in mind what the engine was derived from. 266 likes. I have an M3 world X Pipe and Stage 2 tune and GTS gearbox tune as well and this changed the car amazingly. BMW dealerships are notoriously expensive, and some independent mechanics do not have the knowledge or tools to work on these complex cars. If you are one who has been looking to jump into a E9X M3 due to them becoming somewhat affordable now. Scott Brown is an experienced and highly skilled former ASE Master Technician with a specialty in diesel engine work. You must log in or register to reply here. We may receive a commission for purchases made through these links. Once all of the above steps have been completed successfully, its time for rod separation! BMW M5 (2005-2010), BMW M3 (2008-2013) can suffer early bearing failure due to inadequate rod bearing clearance. Rod bearings act as the pistons cushion within the engine composed of metal shells with sliding layers of steel or bronze attached to the connecting rod crank journal which can become worn over time or deteriorate due to prolonged exposure to heat and friction. There are a 1,000 places that offer spark plugs and ignition coils for BMW vehicles, but there's only one place that combines great quality parts with great prices and detailed information: BMWSparkPlugs.com.. Additionally we suggest sticking to well known brands from reputable manufacturers who have tested their products under track conditions or provide adequate warranties for protection against catastrophic failure due to faulty production or installation mistakes. Before your next oil change, pour in the ENGINE FLUSH, idle and drain the oil, do the oil change, then finally top off the engine with some CERATEC. Replacing rod bearings on the BMW E92 M3 is no small task but it doesnt have to be daunting either! Once you can access the rod bearings, use your soft rubber mallet to gently tap them out. If you are concerned with this possibly fatal problem, switch out the rod bearings with aftermarket like these. All Rights Reserved. I have just had the Throttle Actuators done Brought them from rebuild.org.uk you get a lifetime warranty plus the option for a CORE replacement so cost to me was $1700AUD then I get back approx $600AUD after courier costs to the UK and thats for two. If you notice any of the following symptoms, have your bearings checked out: When your rod bearings wear out, the space between them and the connecting rods wears out. Essential Tips for Maintaining a Car You Rarely Use, Safe Driving Tips Every Car Owner Should Know. Find a service center you trust. Revolutionary BMW Self-Washing Camera: Say Goodbye to Car Washes. Thanks guys, makes me rest easy knowing it sounds okay. 62000 Models . Race Series. 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