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
If it fails: lemon-manuals.org.ua

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Valve Spring

Engine Liter/CID 5.7L/V8-350

All specifications given in inches.

Free Length 2.02
Installed Height 1.690-1.710
Pressure, Lbs. @ Inches
Closed
Intake 71.0-79.0 @ 1.830
Exhaust 76.0-84.0 @ 1.700
Open
Intake 187-203 @ 1.27
Exhaust 187-203 @ 1.27