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Monthly Archives: September 2019

E46 M3 Valve Adjustment

BMW Valve Cover Adjustment, Queens, New York   E46 M3 Valve Adjustment Engine valves rapidly open and close making them one of the hardest working components on your E46 M3. This service is often overlooked and can cause some unwanted issues such as loss of power, decreased fuel efficiency and complete engine failure. At M-Spec Performance we recommend valve adjustments around 50,000 miles and routinely inspected at about 20,000 miles.   What are the symptoms of malfunctioning valves? Ticking Noises This is the most common issue you’ll hear when you have valve issues. The M3 will make louder ticking noises when accelerating. The ticking noise can be either from worn out components or lack of lubrication.  Blue smoke from the tailpipe Ticking noises can also be accompanied by blue smoke from the tailpipe. These symptoms can come from multiple failing valve components and should be checked by a professional immediately.   Engine power failure ... read more