Valve cover gaskets are notorious for developing leaks on BMW engines. The following chart will point out some of the differences where the N63 is unique and distinct. I had to replace one loose trailing link and all door handles on … N63/S63 Valve Seal Replacement Tool Update Kit P/N 83 30 2 443 944 Due to the intensive labor to access the valve cover, the cost of replacement at the dealer is roughly $1300 and $1000 at independent shops (this can vary quite a bit, however). This BMW equipped with the N63 engine had an oil consumption issue where 1qt had to be added every 4 days and was blowing smoke from the tailpipe with a blue tint when accelerating post-warmup. This may not seem a common problem on the N62 since valve covers should be replaced along with the valve stem seal replacement. Replacement Cost: $389 for the valve cover, valve cover gasket, and hardware. N63 Valve Seal Replacement Tool Kit P/N 83 30 2 408 268 Refer to SI B04 15 15 for additional ordering information. BMW F01 750i xDrive N63 4.4L Valve Cover Gaskets & Seals | Set | Left ... High Pressure Fuel Pump Gasket. With 32 guides to replace, BMW techs spend over 11 hours on an N63 valve guide replacement. However, there are some more reliable BMW v8 engines available. BMW v8 engines are fairly unreliable compared to BMW’s famous inline six-cylinder engine. You maybe able to purchased a used kit on ebay. Valve Cover Gasket Kit. Certain BMW v8 engines have problems with valve stem seals, the valley pan cover gasket, excessive oil consumption, engine leaks, and premature engine component failure. Used for the valvetronic solenoids and the high pressure fuel pump. regarding additional or replacement screws, gaskets, and seals that need to be installed and claimed. 2011+ BMW N55 Valve Cover (includes gasket set) BMW N55 Valve Cover Gasket Other than that. This is caused by the aged rubber on the valve stem seals that hardens and cracks which will lose its ability to seal the valve guide. Guides are buried in the cylinder head which requires removal of the camshafts, Valvetronic system, variable valve timing, timing chains, ignition system, and more. A quality replacement from a trusted German manufacturer. The replacement seals are very cheap on ebay. The latest generation of BMW V-8 engines differs from past designs in several areas. Attached to this bulletin is a replacement parts order form. – Valve cover gasket was leaking so it had to be replaced, also the spark plugs and coils were then changed. ... BMW F01 750i xDrive N63 4.4L Valve Cover - Set. I changed the seals and the upper and lower gaskets on the front covers as well as the valve cover gaskets and spark plugs and tubes, water pump belts and some hoses for about $1700 US including paying my mechanic. So I started this job and forgot to take pictures before I started,,,this is a N63 the rear seal and rear coolant plate have already been removed,,,,we have found out the rear crank seal and rear coolant cover start to leak,,,,so BMW has us replace both at the same time. Buy Valve Stem Seal Tool Set For BMW 5, 6, 7, X5 with N62 engine: Replacement Parts - Amazon.com FREE DELIVERY possible on eligible purchases This issue manifested exactly as loss of power, rough idle and such. Although all of these engines have been derived from the M60 engine from 1993, the N63 engine design is a departure from the original design. Over time, the engines high heat wears down the valve cover gaskets causing cracks and oil leaks. Here is the old and new… N63 Problem #4: Timing Chain Stretch To SI B04 15 15 for additional ordering information and the high pressure fuel pump seem common! 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