Well stimulation operations in the oilfield are complex and demanding. The 3516C (HD) engine for well stimulation operations was specifically developed to reach the highest power nodes while meeting the highest standards in durability, reliability, and emissions. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3516C (HD) engines, with ratings: 2237-2461 bkW (3000-3300 bhp) @ 1900 rpm meet China Stage III and U.S. Non-road EPA Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.