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Home › Subaru › 2021 › Outback Limited XT › Repair and Diagnosis › Engine Performance › Engine Ignition System (2.4L) › General Description › Specification › Spark Plug

Spark Plug

Type SILKFR8A6
Manufacturer NGK
Thread size (diameter, pitch, length) mm 12.0, 1.25, 26.5
Spark plug gap mm (in) Standard 0.5 - 0.6 (0.020 - 0.024)
Electrode Center electrode Iridium
Ground electrode Platinum
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