Specifications - Acura Legend 1991 Owner's Manual

Acura legend 1991
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Spark Plugs
7. Torque the spark plug to 16 lb . ft
(22 N . m). (If you do not have a
torque wrench, tighten the spark
plug one-quarter turn after it
contacts the cylinder head.)
Maintenance
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NOTICE
Tighten the spark plugs carefully. A
spark plug that is too loose can
overheat and damage the engine.
Overtightening can cause damage to
the threads in the cylinder head.
8. Install the spark plug cap. Reinstall
the two cap hold-down bolts.
9. Push the wire connector on to the
spark plug cap. Make sure it locks
in place.
10. Repeat this procedure for the
other five spark plugs.
11. Install the tower bar and torque
the bolts to 13 lb . ft (18 N . m)

Specifications:

Normal driving conditions
NGK:
PFR6G-11
Nippondenso:
PK20PR-L11
Hot climates, or continuous
high speed driving
NGK:
PFR7G-11
Nippondenso:
PK22PR-L11
Cold Climates
NGK:
PFR5G-11
Nippondenso:
PK16PR-L11

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