NSX V6-3.0L DOHC (1991)
Spark Plug Symbol
^ All normal driving:
PFR6G-11 (NGK)
PK20PR-L11 (ND)
^ Hot climates or continuous high speed driving:
PFR7G-11 (NGK)
PK22PR-L11 (ND)
^ Cold climate driving:
PFR5G-11 (NGK)
PK16PR-L11 (ND)
5.
Screw the plugs into the cylinder head finger tight, then torque to specification.
Torque: 13 ft.lbs. (18 Nm)