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, Engine

PISTON
Standard piston diameter: 88.439 to 88.449 mm (3.4819 to 3.4822 in.)
Standard oil clearance: 0.051 to 0.074 mm (0.0020 to 0.0029 in.)
Maximum oil clearance: 0.10mm (0.0039 in.)
Standard ring groove clearance: