Crankless Opposed-Piston High-Speed Diesel Engine

Piston Diesel Engine
Fig. 73. General View of Sterling Crankless Opposed-Piston Diesel Engine, Two-Cycle, Solid-Injection, Four-Cylinder, 3 by 4 Inches; Develops 125 Horsepower at 1800 r.p.m. Courtesy of The Sterling Engine Company, Buffalo, New York.
The Sterling Engine Company