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.

Exhibit added: December 31, 2017 - Last modified: January 24, 2023

Presented by The Joe Martin Foundation for Exceptional Craftsmanship