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

DIMENSIONS
Basic Dimension 82.48 mm (3.2472 inch)
1st Oversize 82.74 mm (3.2575 inch)
2nd Oversize 82.98 mm (3.2669 inch)

Maximum deviation from nominal dimension: 0.04 mm (0.0016 inch).

NOTE: Only pistons of the "basic dimension " size are available from the Parts Department.

Oil Clearance 0.04 mm (0.0016 inch)