Close up of the M61 gunport on a Norwegian F-16A. The copper color is copper-grease, applied to the gunport to protect it from the hot gasses during firing. Burns from the gasses are difficult to clean after a firing period. [F-16.net photo]

Close-up of the Carrapace passive RWR system installed on Belgian AF F-16s. The system consists of 2 receivers, mounted in the parachute compartiment and under the intake. [BAF photo]

All Danish AF F-16s are equiped with an Identification Spotlight on the port side of the cockpit, used to identify night-time intruders. [F-16.net photo]

A close-up of the gunport of a Dutch F-16B after a live-firing exercise. Hot gasses from the muzzle have left carbon traces, which -if not removed- corode the paint. [F-16.net photo]

A 419th FW, 466th FS 'Diamondbacks' FS F-16C with access panels to the gun, ammo drum and barrels open. The barrels have been removed for maintenance. [F-16.net photo]

An open-up TARS recce-pod shows the different modules [USAF photo]

An unpainted F-16C leaves the production line at Lockheed's Fort Worth facilities. [Photo by Kenny Roberts]