Diesel Data: Automotive Repair

Spark Plug: Specifications

SPARK PLUG

Spark plug should be replaced every 192,000 km (120,000 miles).

Recommended spark plug:

DENSO made................................SK20R11
NGK made..................................IFR6A11


Electrode Gap:................................1.1 mm (0.043 in.)
Torque:................................18 Nm (178 kgf-cm, 13 ft.lb)