Sentra L4-1.8L (QG18DE) (2004)
4. Install spark plugs.
Spark plug:....................20 - 29 Nm (2.0 - 3.0 kg-m, 14 - 22 ft. lbs.)
5. Install ignition coils and ignition wires.
Ignition coil:....................3.8 - 5.0 Nm (0.38 - 0.51 kg-m, 33 - 44 inch lbs.)