Muhammad Ali vs. Leon Spinks September 15, 1978, for the World Boxing Association and Lineal Heavyweight Champion titles. Ali regained the title with a Unanimous Decision over Spinks. Confirmed bouts: Muhammad Ali vs. Leon Spinks Muhammad Ali vs. Leon Spinks was the World Boxing Council professional boxing match contested on February 15, 1978 in Las Vegas, Nevada for the Undisputed Heavyweight Championship. After his unanimous decision victory against Earnie Shavers, Muhammad Ali decided to face 1976 Olympic Gold medalist Leon Spinks, knowing that he'd have to face Ken Norton for the fourth time or lose his WBC belt, after the No 1 ranked Norton beat
Spinks Akromaster team. Hillard placed third in the 1970 world aerobatic championships with the aircraft. Spinks Akromaster The Spinks Akromaster is an aerobatic aircraft that was designed by Charlie Hillard. "Pappy" Spinks provided the funding and name to Charlie Hillard for the creation of the Akromaster. The Akromaster is a single-seat, low-wing, monoplane with conventional landing gear and a symmetrical airfoil. It features inverted fuel and oil systems and an air show smoke system. During certification testing of the cabin version of the Akromaster, aerobatic pilot Harold Krier was unable to recover from a flat spin and died due to a parachute