Specifications - Acura 2003 NSX Owner's Manual

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SPARK PLUG SOCKET
6. 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.
7. Install the ignition coil. Install and
tighten the two hold-down bolts to:
Tightening torque:
9 lbf·ft (12 N·m , 1.2 kgf·m)
8. Reconnect the ignition coil to the
wire harness.
9. After changing the three spark
plugs on each side, reinstall the
spark plug covers, bolts and nuts.
Tighten the bolts and nuts.
Tightening torque:
9 lbf·ft (12 N·m , 1.2 kgf·m)
Spark Plugs

Specifications:

NGK: PFR6L-11
DENSO:
PK20PR-L11
Spark Plug Gap:
＋ 0
0.04 in (1.1 mm)
− 0.1 mm
Maintenance
201