~(4.5 lbs. 11X6X2)~ Beehive .600in Max Lift Valve Spring Kit for GM GEN V LT4 w/ Tool Steel Retainers

This kit includes Comp Cams Beehive Valve Springs and Tool Steel Retainers, engineered to enhance valve train efficiency and durability. Designed to handle high-performance demands, they provide improved valve stability and reduced wear, even under extreme conditions. The tool steel retainers offer exceptional strength and precision, allowing for a maximum lift of 0.600-inch and optimized engine performance, making this upgrade ideal for racing applications where reliability and peak engine output are critical. Installation replaces the factory valve springs and retainers and is recommended for professional installation due to significant engine disassembly.