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Manley valve spring and retainer kit for Honda K20A/K20Z includes matched chrome-silicon springs, retainers and locks to ready the valvetrain for aggressive camshafts. Engineered for durability and stability at high RPM, these kits use hardened components and, where specified, titanium retainers and machined locks. They simplify uprating a K-series valvetrain for performance and racing applications.
Manley Honda K20A/K20Z Valve Spring and Retainer Kit (w/ Valve Locks)
