.625 Lift Valve Spring Kit for 2003-2008 Gen III 5.7L HEMI

Beehive spring kit for 03-08 5.7 Gen III HEMI supports cam grinds up to .625" lift. Kit contains springs, seals, and locators and re-uses the stock locks and retainers. Due to the spring pocket depth, this kit uses separate intake (thick) and exhaust (thin) locators. Spring specs: 125lbs @ 1.800" 350lbs @ 1.200" 365lbs @ 1.175" Coil bind @ 1.100" I.D. top of spring .645" O.D. top of spring 1.02" I.D. bottom of spring .9115" O.D. bottom of spring 1.285"