Operation CHARM: Car repair manuals for everyone.
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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Valve Spring

Free Length 1.89 Inch (in)
Load (Closed) 75 lb at 1.701 Pound Force At Inch (lbf @ in)
Load (Open) 230 lb at 1.260 Pound Force At Inch (lbf @ in)
Approx. # of Coils 6.55
Installed Height 1.701 Inch (in)