Dual Valve Spring Kit

This kit is included in their Elite Series Camshaft Packages and is designed to support up to .660" of valve lift, making it suitable for performance-oriented LSx engine builds. The kit contains 16 Tick Performance dual valve springs, lightweight tool steel or titanium retainers (optional upgrade for reduced weight), spring locators compatible with stock or aftermarket bronze guides, valve locks, and black valve stem seals. The springs themselves are rated at 400 lbs/in with an install load of 162 lbs at 1.810 inches and an open load of 426 lbs at 1.150 inches. This kit is a direct fit for a wide range of LSx engines including LS1, LS2, LS3, LS4, LS6, L76, L92, L99, LQ4, LQ9, L33, and LSA. It will also fit LS7 engines with the addition of proper shimming. Importantly, this kit will **not** fit LS9 engines.