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
51.3 mm (2.02 inch)
Valve Spring Installed Height
(Exhaust)
42.92 - 43.43 mm (1.670 - 1.700 inch)
Valve Spring Installed Height
(intake)
42.92 - 43.43 mm (1.670 - 1.700 inch)
Valve Spring Pressure
(Closed)
338 - 374 Nm at 43.2 mm (76 - 84 lbs. at 1.70 inch)
Valve Spring Pressure
(Open)
832 - 903 Nm at 32.3 mm (187 - 203 lbs. at 1.27 inch)