Discussion in 'E46 M3 (2001-2006)' started by PMed, Jun 20, 2018.
Of course, forgot the plugs! I'm sure they did play a part.
. personally found only about six just out of spec mainly exhaust, to be honest prity much did all 0n my motor , to just above minimum setting, but really didn’t need to. But Time consuming to do Unless well practiced, on this motor all original shims upto 68k, it’s pretty much a mater of trust that last tec spent time doing them to spec, hopefully they do get the time in a profit driven workshop, be interesting to know what time is given to do a perfectly even shim setup