The F-15 incorporated a twin-engine design utilizing potent Pratt & Whitney F100-PW-100 turbofan engines. An F-15 Eagle’s thrust-to-weight ratio is extraordinary, thanks to these incredible engines.

Soaring at up to 60,000 feet and more than 1,875 miles per hour—the altitude ceiling and top speed of an F-15—a pilot would quickly black out without his flight gear, a 40-pound collection of ...