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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Piston: Service and Repair

If old pistons are serviceable, ensure they are installed on original rods from which they were removed. Check side clearance between connecting rods and crankshaft journal. Correct clearance is 0.006-0.0177 inch.