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

Valve Spring

Valve Springs	Length Installed	1.3780 inch
	Free	1.6059-1.7201 inch
	Valve Closed	1.3780 inch
	Valve Open	0.9646 inch
	Force, Valve Closed	47.5-52.5 lb
	Valve Open	130.2-141.9 lb
	Diameter Inside	0.6988-0.7185 inch
	Outside	1.0327 inch
	Wire, Ovate	0.1618 x 0.1291 inch
	Coil Direction	Clockwise
	Total Number of Coils	6.90 - 7.10
	Identifier	Orange