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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permanently
Valve Spring
Valve Springs Valve springs compression pressure
intake
365 N (82 1 lb) @ 25 1 mm (0.988 inch)
exhaust
422 N (94.94 lb) @ 26.1 mm (1.0275 inch)
Free length
43.2 mm (1 701 inch)
Installed height
34.2 mm (1.346 inch)
intake
145 N (32.596 lb)
exhaust
180 N (40.464 lb)