Northrup F-5A/B Freedom Fighter( second generation F-5E/F Tiger II). Same set up as the T-38A Talon trainer, but a single seater. Powered by (2)General Electric J-85-GE-13 TurboJet Engines with Afterburners. When an engine modification was required for our assigned F-5A's, I was asked to make the necessary changes, and was honored to be chosen.