KIBBLEWHITE Valve Spring Kit 20-20450

Valve spring degradation is one of the most insidious threats to engine reliability—worn springs cause valve float, inconsistent lift, and catastrophic power loss that sneaks up on you between rebuilds. The KIBBLEWHITE Valve Spring Kit 20-20450 restores OE-spec performance with precision-engineered dual springs that maintain consistent lift across the entire RPM range, keeping your valve train responsive and your engine's timing locked in. Built with aerospace-grade materials and American manufacturing standards, this kit is the straightforward solution for any serious builder or racer who demands dependability without compromise.

• Dual super clean chrome silicon springs
• Heat-treated steel base washers
• .415" lift specification
• Steel spring retainers included
• OE-style replacement design
• Made in the U.S.A.
• Bolt-on installation
• MPN: 20-20450