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)

Or, hide this message: temporarily or permanently

Piston Dimensions and Clearances

Diameter-Standard Marked	3.3063 - 3.3066 Inch (in)
Diameter-Standard Marked	3.3059 - 3.3062 Inch (in)
Diameter - 0.25 mm (0 0098 inch) Oversize	3.3157 - 3.3165 Inch (in)
Diameter - 0.50 mm (0.0196 inch) Oversize	3.3256 - 3.3263 Inch (in)
Ring Groove Clearance - Lower Compression Ring	0.0008 - 0.0023 Inch (in)
Ring Groove Clearance - Upper Compression Ring	0.0012 - 0.0027 Inch (in)