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Home >> Subaru >> 2009 >> Forester F4-2.5L SOHC >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Spark Plug >> Specifications

Spark Plug: Specifications

Spark plug

Spark plug gap mm (in) 1.0 - 1.1 (0.039 - 0.043)

Thread size (diameter, pitch, length) mm 14, 1.25, 19


Tightening torque

1. RH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)

2. LH SIDE
Spark plug 21 N.m (2.1 kgf.m, 15.5 ft.lb)