Read up on everything you'll need to know about choosing the right valve springs and what will work best for your Mopar. Check out details along with photos only in Mopar Muscle Magazine ...

Insufficient spring pressure can result in uncontrolled valve movement, the two most common problems being valve loft and valve bounce.

Andreas R. Schamel, Joachim Hammacher, Dietrich Utsch, Modeling and Measurement Techniques for Valve Spring Dynamics in High Revving Internal Combustion Engines, SAE Transactions, Vol. 102, Section 3: ...