V6, .044 inch.
Four cylinder, .035 inch
.044 inch
.044 inch
.044 inch
.035 inch
They are screwed into the cylinder head, at the end of the plug wires.
Look at the bottom or rear of the radiator
You remove them one at a time, and install the new one the same way.
The Spark Plug Gap.035 (In thousandths of an inch)
.044
Chrysler recommends using Champion spark plugs and gapping at 0.35 (in thousandths of an inch).
Spark Plug Gap is .035, Torque then to 20 foot pounds.
The gap appears to be .035 on all 2.2 liter non-turbo engines for that year. The spark plug number for that engine, that year is AS65.