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, Engine

Piston	Diameter	Coated grade 1	3.5035-3.5043 inch
		Coated grade 2	3.5039-3.5048 inch
		Coated grade 3	3.5043-3.5051 inch
		Uncoated grade 1	3.50275-3.50314 inch
		Uncoated grade 2	3.5030~3.50362 inch
		Uncoated grade 3	3.50432-3.50511 inch
Piston-to-bore clearance			0.0005-0.0009 inch
Piston bore diameter piston			0.8270-0.8272 inch