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 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

Valve Spring Compression Pressure Intake 667.3 at 28.02 Newton At Millimeter (N @ mm)
Exhaust 667.3 at 28.02 Newton At Millimeter (N @ mm)
Valve Spring Free Length Intake 50.2 Inch (in)
Exhaust 50.2 Inch (in)
Valve Spring Installed Pressure Intake 289.1 at 40.01 Newton At Millimeter (N @ mm)
Exhaust 289.1 at 40.01 Newton At Millimeter (N @ mm)
Valve Springs Installed Pressure - Service Limit Intake 274.6 at 40.01 Newton At Millimeter (N @ mm)
Exhaust 274.6 at 40.01 Newton At Millimeter (N @ mm)
Valve Springs - Out of Square Limit Intake 2.5 Degrees (deg)
Exhaust 2.5 Degrees (deg)