I believe it is called an "anti-rattle spring" for this reason. on 9/22/14 8:23 AM, PaulHunt73 at paulhunt73 at virginmedia.com wrote: > and the pedal is likely to rattle up and down -- Max Heim '66 MGB GHN3L76149 If you're near Menlo Park, CA, it's the primer red one with chrome wires