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Kia
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2020
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Optima SX
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Repair and Diagnosis
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Engine Performance
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Ignition System
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Ignition System - 2.0L (Except HEV)
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Spark Plug
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Specifications
Spark Plug: Specifications
Item
Specification
Type
SILZKR8E9G
Gap
0.8 - 0.9 mm (0.0314 - 0.0354 in.)
Electrode Material
Iridium