LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2005 >> Optima L4-2.4L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Spark Plug: Specifications



NGK PRG5C-11

Champion RN10PYP4

Gap 1.0-1.1 mm (0.039-0.043 in.)

Torque 20-30 Nm (204-306 kg.cm, 15-21 Ib.ft)