suitable for all flamable gas fuel, speed ranges from 750 rpm to 1000 rpm, capacity from 80KW to 150KW Gas fueled engine, suitable for prime mover for gas fired generator set. Capacity from 80KW to 150KW, both 50HZ and 60HZ are available. Suitable for beam pump driving or power generation. Low speed, low noise level, stable, rigid and long service life 4190 Gas engine