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The Supertech black-nitrided intake valve for Opel/Vauxhall Z20LET and LEH engines is a +0.5mm oversize single replacement intended for intake port service. It’s offered to restore correct clearances and seating after valve jobs, with a nitrided finish that supports wear resistance in intake conditions for the specified Z20 series heads.
Supertech Opel/Vauxhall Z20LET / LEH Black Nitrided Intake Valve - +0.5mm OS - Single (D/S Only)
