Smaller line of engine blocks Our smaller engines come in 4, 6, 8 and 12 cylinder configurations. Larger engines Our smaller engines come in 8, 12 and 20 cylinder configurations from 800-4000kW. Natural Gas Fired Power For Oil & Gas Applications For prime power generation designed systems which are mobile to follow other equipment. Those units are normally containerized in ISO containers which are easy to handle. The range is from 150kW up to 570kW depending on the available gas quality.