It is important to keep the spark plug gap in mind when replacing the spark plugs of a car. For a 2003 Kia Spectra the spark plug gap is .039-.043 inches.
2008 kia spectra 'SPARK PLUG GAP;.040
One or more spark plug wires could be going bad. The porceline insulator on a spark plug could be cracked.
.040
the spark plug book at walmart says .032 gap
Probably 4
where is the radiator drain plug on a kia spectra
kia recommends every 30 months or 30,000 miles
in the bottom of the oil pan
where is the coolant sensor on a 2003 kia spectra
open hood, there should be a sticker listing freon type and other things and in there should also state the spark plug gap
How to replace throttle sensor kia spectra 2003
Where is the knock sensor for a 2003 kia spectra