This Supertech set of 12 Inconel exhaust valves is specified for the Subaru EZ30 H6 (second generation) with a 30.5mm head diameter. Supplied as a full dozen, these exhaust valves are intended as direct-fit replacements in compatible EZ30 cylinder heads and provide the dimensional match required for valve train reassembly on the listed Subaru application.
Supertech Subaru EZ30 H6 (2nd Gen) 30.5mm Head Diameter Inconel Exhaust Valve - Set of 12