Feb 6, 2006 #1 P pm87tb Member Joined Jul 13, 2005 Messages 486 Hello i am running a autometer boost/vac guage and just needed to know when car is at idle what should it read? thanks....
Hello i am running a autometer boost/vac guage and just needed to know when car is at idle what should it read? thanks....
Feb 6, 2006 #2 4 441120 4 Sale Joined Apr 18, 2005 Messages 1,294 boost gage On a stock engine approx 12-15" in neutral,10" in drive and should be steady.