All about the Car!

Main Menu

egine rough at idle.

Started by Rob Smith, 21 May 2022, 04:43 PM

Rob Smith

I'm having an issue with my 1973 450se. When started cold, idle is really rough sounds like a few plugs not firing and #4 and #8 plugs sooty. The temp gauge is erratic and doesn't seem to move any.   I haven't let it warm up because it's too rough. Any help would be appreciated.