The Supertech sodium-filled Inconel exhaust valve set for VW/Audi 1.8T AEB engines is supplied in +1mm oversize, sold as a set of eight. These exhaust valves use Inconel with sodium filling to handle exhaust-side heat in the listed engine applications; the oversize dimension allows for seat machining during rebuilds. Provided as direct-replacement exhaust valves for the specified fitment.
Supertech VW/Audi 1.8T AEB Sodium Filled Inconel Exhaust Valve - +1mm Oversize - Set of 8