Valve cover bolt torque specs All times are GMT -5. The time now is 11:50 AM. N52 Valve Cover Gasket Alum Bolt Installation Sequence & MethodHere's a decent DIY on this task.
The bolts are torque to yield and are one time use only. The torque values are the initial torque value, then after you've set them to that torque, let them rest for 30 minutes or so, then verify the torque, and finally turn them an additional 90 degrees. Appreciate 0 Quote 11-04-2014, 05:03 PM # 4.
N52 Valve Cover Torque Specs at Levi Skipper blog
Valve cover bolts 3 are hidden blind behind the engine. 2 were tucked against the fender wall. Had to use combination of mini-ratchet, extension bars, and u-joint sockets.
Valve cover would not budge after all bolts loosened. After 30 mins, I got a rubber mallet and started hitting it until it broke free. Removing the valve cover sucked.
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If replacing the gasket on a magnesium valve cover, use new aluminum mounting bolts and torque in a crisscross pattern starting at the middle of the cover to 7 Nm (5 ft-lb). BMW does not list a bolt tightening order for this engine. Bolt torque is listed as 9 Nm.
15 Nm Torque angle 90 ° 4AZ Cylinder head cover to cylinder head Aluminium screws/bolts are marked with blue paint. N52 M7x33.5 M7x43.5 Replace screws Thread repairs exclusively with Al Helicoil Jointing torque and angle of rotation must be observed without fail Jointing torque 7 Nm Torque angle 90 ° AZD Cylinder Head with Cover BMW AG. When replacing the valve cover gasket on a 2012 328i xDrive, follow the tightening sequence starting from the center bolts outward in a crisscross pattern.
Full Aluminum Valve Cover for BMW N52 E70 E82 E90 E91 328i 528i 128i X3 ...
Use a torque wrench set to 7 Nm (62 in-lbs) for initial tightening, then an additional 90 degrees turn if specified. Proper torque prevents gasket deformation and oil leaks. Always clean mating surfaces before installation and replace any.
This document provides torque specifications for fasteners on BMW N52 engines. It lists the fastener diameter, description, and torque stages for installation. Torque specifications range from 6 to 125 ft.
Comprehensive torque specifications for N52 engine components to assist in maintenance and repair. Extracted snapped valve cover bolt from N52 / 130i Jump to Latest 7K views 23 replies 7 participants last post by M3AN Mar 27, 2020 N.
