The Supertech Inconel exhaust valve for Ferrari F136 engines is supplied as a single replacement and is intended for high‑temperature exhaust valve service on those 4.3L/4.5L V8 platforms. The use of Inconel is specified in the source description; sold individually and available via drop ship, this valve is for technicians performing exhaust valve replacement on F136 family engines.
Supertech Ferrari F136 Inconel Exhaust Valve - Single (Drop Ship Only)