Subaru Workshop Service and Repair Manuals

Spark Plug: Specifications

Spark plug

Thread size (diameter, pitch, length) mm..............................................................................................................................................................14,1.25,26.5
Spark plug gap mm (in)......................................................................................................................................................................0.7 - 0.8 (0.028 - 0.031)

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)