The Airheads Beemer Club is a non-profit club reclaiming the 'Legendary Motorcycles of Germany'

Reducing Valve Noise on BMW Airhead Motorcycles

I did a tune-up and it is now running great--except for a slight valve noise...

This is a fairly common complaint. Could be from a couple of sources:

  1. There may be excessive up and down play in the rocker arm assembly. Especially on the /5s and /6s where they don't have any self-centering rocker arm mounting posts. With time, they can get loose and noisy. When you torque the heads, prior to setting the valves, loosen one set of nuts that secure a rocker arm to the mounting posts. Use a large set of channel lock (water pump pliers) or a C-clamp with two sockets and firmly but not REAL tightly squeeze the assembly together whilst tightening the two nuts. Torque those two nuts to

    This remainder of this article is only available for Airheads Beemer Club members. Please Log In..or..Click Here to join the Airheads Beemer Club, after which you will enjoy access this article and all members only content of the ABC web site.