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Subaru Legacy F4-2.5L Turbo (2008)05 · Powertrain Management
05 · Diagnostics

Spark Plug: Specifications

Make
Subaru
Model
Legacy F4-
Engine
2.5L Turbo
Year
2008
Section
Ignition System › Spark Plug › Specifications
Powertrain ManagementSpecifications · page 1 of 7
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Spark Plug: Specifications

Spark plug

Spark plug gap mm (in)......................................................................................................................................................................0.7 - 0.8 (0.028 - 0.031)

Thread size (diameter, pitch, length) mm............................................................................................................................................................14, 1.25, 26.5

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)

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