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

DIMENSIONS
Free Length 51.3 mm (2.02 inch)
Installed Height:
Intake 42.92-43.43 mm (1.67-1.70 inch)
Exhaust 42.92-43.43 mm (1.67-1.70 inch)
Pressure:
Closed [1] 43.2 mm (1.70 inch)
Open [2] 32.3 mm (1.27 inch)

[1] @ 338-374 N (76-84 lbs.)
[2] @ 832-903 N (187-203 lbs.)