The exact builder and year are unknown for this single-cylinder, 4-cycle model airplane engine. The engine was produced on manual machines from aluminum and steel bar stock. It has a 3/4-inch bore, a 1.0-inch stroke, and it burns methanol on glow ignition. The engine is 8.5″-long, 5″-wide, 6″-high, and weighs 2 lbs.
Single-Cylinder, 4-Cycle Model Airplane Engine
