SPARK PLUG: Removal and Installation: Installation

Installation is in the reverse order of removal.

Standard type(1)	DENSO
	PLZKAR6A-11 (except California) DILKAR6A-11 (California)
Gap (nominal)	1.1 mm (0.043 in)
(1) Always check with the Parts Department for the latest parts information.

CAUTION: Always tighten the spark plug to specified torque to align the orientation of electrodes. The ground electrode of a genuine spark plug is positioned in the area of maximum ignitability by tightening to the specified torque. When replacing spark plugs, use genuine spark plugs of which the ground electrode is adjusted.

NOTE: The ground electrode of the spark plug is positioned in the area of maximum ignitability to improve combustion efficiency in the cylinder, reduce CO2 (carbon dioxide) emission and improve fuel economy.

Fig 1: Air-Fuel Mixture Flow Diagram

Courtesy of NISSAN NORTH AMERICA, INC.