This Heinen 5-cylinder radial engine was built by Charles “Chuck” Harty, of Colorado, in the 1990s. The drawings for Jurgen Heinen’s radial were published in Strictly IC magazine in 1990. The engine measures 10” in diameter, 7.5”-long, and weighs 10 pounds. It burns methanol with oil mixed in for lubrication.
Heinen 5-Cylinder Radial Engine
