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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Procedures







INSPECTION

CONNECTING ROD

1. Check the connecting rods for any twisting or bending.
2. Check the condition of the large end. Use an oil stone to remove any nicks and burrs.
3. Check the condition of the pin bore in the small end of the connecting rod. Use an oil stone to remove all nicks and burrs.

PISTON PIN

1. Inspect for free rotation of the wrist pin in the piston.

PISTON





1. Inspect all piston surfaces for nicks and scuffs.
2. Inspect piston and ring grooves for wear.