For autolite plantnium the gap should be.00035. (got this from advanced auto)
The spark plug gap for the 1994 Jeep Grand Cherokee 5.2L (318CID V8 is .035".
.034
1998 Jeep Cherokee 2WD 4.0L MFI 6cylThe Spark Plug Gap.035 (In thousandths of an inch)
.035".
.035
call advanced auto
.35 to .40
The spark plug gap for the 4.0 L engine is .35 inches.
with a spark plug #5224 the gap setting is .040
You can find a spark plug wiring diagram for a 1998 Jeep Cherokee in the vehicle owner's manual. You can also find the diagram at various auto stores.
check the spark plug wires and the distributor cap wires
The manufacturer's recommended spark plug gap is .040".