This vehicle requires 1x quantity of the above item(s). This kit contains 2x valves and 2x springs. Our range of steel ProX engine valves are the perfect replacement valves for your rebuild or recondition. Made in Japan to exact OEM specifications and tolerances, the ProX valve is a cost effective, high quality solution for your engine. ProX steel valves are compatible with all other OEM valvetrain components such as retainers, bases, springs and guides.