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 Pin: Specifications

Piston pin length	55.80-56.20 Millimeter (mm)
Piston pin dia, white	19.9997-20.000 Millimeter (mm)
Piston pin dia, red	20.625-20.628 Millimeter (mm)
Piston pin clearance in piston	0.016-0.049 Millimeter (mm)