If you are installing new cams in your 4.6L or 5.4L 2V SOHC Ford Modular Motor then you had better be upgrading your springs too! The Patriot Performance Valve Spring Kit has everything you need to upgrade your springs to the high performance specs your high lift (up to .600") cam requires.
It features titanium retainers and are designed to fit the factory pockets without any machine work to your heads. The Patriot Performance Valve Spring Kit includes springs, retainers, locks, seals, and bases.
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