Highly detailed exhaust nozzle for the 1/32 Italeri F-104 kits. Part is a direct replacement for the plastic kit nozzle and installs in the same manner as the kit plastic parts??.for a drop in installation. This long nozzle was used on late production J-79 engines used in the Starfighter for both US and Foreign sales. Many early types we refitted with the Longer nozzle so check your references.