.045
The spark plug gap in your 1999 Chevrolet suburban is dependent upon the type of engine. The standard engine spark plug gap is .011.
A person must leave the right size gap for the spark plugs when changing them. The 1999 Chevy Suburban has a spark plug gap of .060 inches.
.035
The spark plug gap for your 1989 Chevy Celebrity 2.8 V6 is .045".
Per Champion spark plug applications chart, the gap for 1989 Chevy 305 (5.0L) is .035.
The spark plug gap is .045.
5.7l & 7.4 = .60
The spark plug gap is listed in your owners manual and under the hood on a placard.
passenger side third spark plug back Driver side ?
0.060
.045
Listed under the hood on a placard and in the owner's manual.