The Supertech exhaust valve set for Honda H22A1/H22A4 applications includes eight Inconel exhaust valves supplied +1mm oversize for head rework. Provided as a matched set, these valves accommodate oversize valve seat machining and help restore proper seating after valve seat repairs. Supplied to support a full exhaust-valve replacement during engine rebuilds where slightly larger valve diameter is required.
Supertech Honda H22A1/H22A4 Inconel Exhaust Valve - +1mm Oversize - Set of 8