Supertech black-nitrided intake valves for Subaru EZ30 H6 24V are supplied +1mm oversize as a matched set of 12 for intake service and rebuilds. These valves suit valve service where oversize parts restore proper clearance after seat work and are packaged as a complete set for the specified engine application.
Supertech Subaru EZ30 H6 24V Black Nitrided Intake Valve - +1mm Oversize - Set of 12