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 spring free length
51.96 mm (2.045 inch)
Valve spring solid height
36.1 mm (1.42 inch)
Valve spring compression pressure
46.30 mm @ 340 +/- 17 N (1.82 in 76.5 +/- 3.8 ft. lbs.)
Valve spring compression pressure
383 mm (15.07 inch) @ 858 43 N (1.51 in @ 191 9.7 lbs)