The product is a vintage new old stock Sealed Power VS-1568 engine valve spring. This high-quality valve spring is designed to ensure optimal performance and durability in your engine, providing you with peace of mind knowing you are using a reliable component. Made by the reputable brand Sealed Power, this valve spring is a crucial part of your engine's valvetrain system, ensuring smooth and efficient operation. Upgrade your engine with this vintage new old stock valve spring from Sealed Power.