The G3500 engine range offers versatility, high availability and low operating costs for gas compression applications. The engines adopt the ADEM A3 technology to ensure the lowest possible emission levels. Gas lift, gas collection and associated gas compression applications are ideal for G3500 engines. Gas engine Cat G3508. Rating: 391−500 kW (524−670 hp) at 1,200−1,400 rpm — in compliance with the requirements of NSPS standards considering the customer-provided fuel mixture ratio control and purification of exhaust gas, or in regions not covered by the standards.