Honda 2003 Civic Hybrid Owner's Manual page 214

8. Torque the spark plug. (If you do
not have a torque wrench, tighten
the spark plug two-thirds of a turn
after it contacts the cylinder head.)
Tightening torque:
13 lbf·ft (18 N·m , 1.8 kgf·m)
Tighten the spark plugs caref ully. A
spark plug that is too loose can
overheat and damage the engine.
Overtightening can cause damage to
the threads in the cylinder head.
9. Install the ignition coil. Reinstall
the nut.
10. Push the wire connector onto the
ignition coil. Make sure it locks in
place.
11. Repeat this procedure for the
other seven spark plugs.
12. Reinstall the resonator chamber.
Tighten the two bolts securely on
it, then install the engine cover.
Spark Plugs
Specifications:
NGK:
IFR5G-11K
DENSO:
SK16PR-L11
Spark Plug Gap:
＋ 0
0.04 in (1.1 mm)
− 0.1 mm
Maintenance
215