Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Spark Plug Replacement-#2, #4 or #6

REMOVAL
Always remove the ignition cable by grasping at the spark plug boot turning, the boot 1/2 turn and pulling straight back in a steady motion.
1. Prior to removing the spark plug spray compressed air around the spark plug hole and the area around the spark plug.
2. Remove the spark plug using a quality socket with a rubber or foam insert.
3. Inspect the spark plug condition. Refer to Spark Plug Condition.

INSTALLATION
1. To avoid cross threading, start the spark plug into the cylinder head by hand.
2. Tighten spark plugs to 28 N.m (20 ft. lbs.) torque.
3. Install ignition cables over spark plugs.