The Supertech Inconel exhaust valves are a set of eight for Mazda/Ford Duratec 2.0L and 2.3L engines, offered as direct replacement valves for those applications. Constructed from Inconel for high‑temperature resistance, they are intended for robust durability in exhaust ports and suit engine builds that require matched, application‑specific valve components.
Supertech Mazda/Ford Duratec 2.0L/2.3L Inconel Exhaust Valve - Set of 8