T tc86gn Senior Member Joined Sep 25, 2002 Sep 5, 2004 #2 Never really heard of that. As far as I know, EGT's are measured at WOT and aids in the tuning.
salvageV6 Daily Driver Joined May 25, 2001 Sep 5, 2004 #3 I think 700-900 degrees F is about right for idle.
