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)

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Spark Plug: Service and Repair

1. Pull off spark plug leads.

2. Remove spark plugs using a commercially available plug wrench. (A spark plug wrench is supplied with the tool kit.)

3. Apply a light coat of Molykote paste HTP White to the plug threads.

Tightening torque 25 to 30 Nm (18 to 22 ftlb)