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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Valve Spring

VALVE SPRINGS
Free Length (Approximately) 49.2 mm (1.937 inch)
Nominal Force (Valve Closed) 334 N @ 38.0 (75 lbs. @ 1.496 inch)
Nominal Force (Valve Open) 598 N @ 29.75 (134 lbs. @ 1.172 inch)
Installed Height 38.00 mm (1.496 inch)
Number of Coils 6.9
Wire Diameter 3.61 mm (0.142 inch)