Kawasaki Ninja Service Manual: Spark Plug Replacement

• Remove the stick coils (see Stick Coil Removal in the Electrical System chapter).
• Remove the spark plugs using the 16 mm (0.63 in.) plug wrench [A] vertically.
• Replace the spark plug with new ones.

Standard Spark Plug Type: NGK CR9EIA-9

• Insert the spark plug vertically into the spark plug hole with the spark plug installed in the plug wrench [A], and finger-tighten it first.

• Insert the spark plug vertically into the spark plug hole with the spark plug installed in the plug wrench [A], and finger-tighten it first.

NOTICE

If tightening the spark plug with the wrench inclined, the insulator of the spark plug may break.

• Tighten: Torque - Spark Plugs: 13 N·m (1.3 kgf·m, 115 in·lb)
• Install the stick coils (see Stick Coil Installation in the Electrical System chapter).
• After installation, be sure the stick coils are installed securely by pulling up them lightly.