Part#: Part# 9641042950R, 964.104.295.0R ____________________________ Manufacturer: Porsche ____________________________ Vehicle Compatibility: (Fits the early production models without O-Ring Style gaskets) Porsche 911 964 Carrera 2/4 ____________________________ Notes: These are early heads from the same engine. The heads are stamped 05/1990, and two are stamped 06/1990. They were removed from a engine, and were carefully inspected for flaws. The ceramics inside of these exhaust ports have some wear that I’ve shown in the photos. Unfortunately, there is no such thing as perfect ceramics inside of a used head. It is perfectly normal for these to look the way they do in the photos. This item will be professionally packaged and insured Includes everything that you see in the photos. Please be sure that the part/part# is compatible with your vehicle before purchasing.