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The Supertech dual valve spring kit for Opel/Vauxhall C20XE 16V engines is a matched set of dual springs intended to control valve motion and maintain consistent valvetrain operation. Offered as a direct-fit replacement for the C20XE 16V application, the kit provides a practical option to refresh valve springs during rebuilds or cam upgrades, helping preserve correct valve seating and dependable response throughout the rev range.
Supertech Opel/Vauxhall C20XE 16V Dual Valve Spring Kit
