Spark Plug: Specifications
SPARK PLUGMaximum electrode gap for used spark plug 1.3 mm (0.051 in.)
If the gap is more than the maximum, replace the spark plug.
Electrode gap for new spark plug 1.0 to 1.1 mm (0.039 to 0.043 in.)
Using a 16 mm spark plug wrench, install the 4 spark plugs.
Torque 25 Nm (254 kgf-cm, 18 ft-lbf)