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The Manley valve spring and retainer kit for Honda K20A/K20Z engines supplies matched chrome-silicon springs and titanium retainers (locks not included) designed to support aggressive aftermarket camshafts. With a listed maximum lift of 0.540", these components are specified to provide durable valve control at elevated engine speeds and to simplify valvetrain upgrades where higher lift and stable spring rates are required.
Manley Honda K20A/K20Z Valve Spring and Retainer Kit (w/o Valve Locks)
