Lunati 73925K1 LS Dual Valve Spring Kit for 8mm Valve Stem GM LS Engine

LS Dual Valve Spring Kit for 8mm Valve Stem The LS Dual Valve Spring Kits come complete with dual valve springs, retainers, spring locators, locks and valve seals that are ready for drop-in installation on many popular LS applications. Using a Signature Series Spring, Lunati engineers have developed new wear-favorable, lightweight alloy steel retainers and locators. These designs prevent chafing in the spring pockets of aluminum heads, making the combination unbeatable for both serious performance street and drag racing. A titanium retainer option is also available.