Spark Plugs

Removal and Installation

NOTE: Refer to the Spark Plug Inspection Chart to determine the condition of the spark plugs (12405) .

1. Remove ignition wires as outlined.

2. Loosen spark plugs and remove any dirt or foreign material from spark plug areas of cylinder head (6049) with compressed air.

3. Remove spark plugs .

4. To install, reverse Removal procedure. Check and adjust spark plug as outlined. Tighten spark plugs to 9-20 Nm (7-15 lb-ft).