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The Manley valve spring and retainer kit for Ford/Mazda 2.3L supplies matched chrome-silicon springs and titanium retainers engineered for high-RPM durability and precise valve control. Specified to handle up to 0.500-inch max lift and built for aggressive aftermarket camshafts, this kit provides fatigue resistance and high tensile strength components intended to maintain valve stability and performance in racing and high‑rev applications.
Manley Ford / Mazda 2.3L Valve Spring and Retainer Kit (w/o Valve Locks)
