The home-grown engine company powering foreign military drones (opens original article in a new tab)

In 1972, Ralph Sarich introduced an innovative orbital engine design that gained attention but faced manufacturing challenges due to its complexity.

• Ralph Sarich developed an orbital engine in 1972 that aimed to revolutionize vehicle internal combustion systems.
• The engine's unique design received national acclaim and funding from major companies like BHP.
• The complex configuration of the engine made it unsuitable for mass manufacturing.