3516C (HD) Well Stimulation Engine Minimum Rating 3000 BHP Maximum Rating 3300 BHP Emissions EPA Non-Road Tier 2, IMO II and China Stage III View Full Specs 3512E Tier 4 Final Well Service Engine Minimum Rating 2250 BHP Maximum Rating 2500 BHP Emissions Non-Road Mobile EPA Tier 4 Final View Full Specs 3512C (HD) Well Stimulation Engine Minimum Rating 2250 BHP Maximum Rating 2500 BHP Emissions Non-current EPA Tier 2 and China Stage III View Full Specs 3512C (HD) Offshore Well Stimulation Engine Minimum Rating 2250 BHP Maximum Rating 2500 BHP Emissions IMO Tier II and EPA Marine Tier 2 View Full Specs 3512B Well Stimulation Engine Minimum Rating 2000 BHP Maximum Rating 2250 BHP Emissions Non-Current EPA, Non-Road Mobile Tier 1 View Full Specs 3512C (HD) Well Stimulation Engine with Dynamic Gas Blending Kit Minimum Rating 2150 BHP Maximum Rating 2500 BHP Emissions Non-current EPA Tier 2 View Full Specs C32 ACERT™ Dry Manifold Engine Minimum Rating 800 BHP Maximum Rating 1500 BHP Emissions EPA and CARB Non-Road Mobile Tier 2, IMO Tier II, China Stage III View Full Specs C32 ACERT™ Tier 4 Final Engine Minimum Rating 1125 BHP Maximum Rating 1125 BHP Emissions U.S. EPA Tier 4 Final View Full Specs C32 ACERT™ Water-Cooled Manifold Engine Minimum Rating 800 BHP Maximum Rating 1225 BHP Emissions EPA and CARB Non-Road Mobile Tier 2, EPA Marine Tier 2, IMO Tier II, China Stage III View Full Specs C27 ACERT™ Dry Manifold Engine Minimum Rating 800 BHP Maximum Rating 1050 BHP Emissions 2006 EPA and CARB Tier 2, and EC Stage II Non-Road emissions certified View Full Specs C32 ACERT™ Hazardous Location Engine Minimum Rating 800 BHP Maximum Rating 1110 BHP Emissions U.S. Non-Road Tier 2 CARB, IMO Tier II, EPA Marine Tier 2 View Full Specs C18 ACERT™ Tier 4 Final Engine Minimum Rating 755 BHP Maximum Rating 800 BHP Emissions EPA Tier 4 Final and EU Stage IV View Full Specs C27 ACERT™ Tier 4 Final Engine Minimum Rating 800 BHP Maximum Rating 950 BHP Emissions U.S. EPA Tier 4 Final View Full Specs C18 ACERT™ Dry Manifold Engine Minimum Rating 575 BHP Maximum Rating 800 BHP Emissions EPA and CARB Non-Road Mobile Tier 3, EU Stage IIIA View Full Specs C18 ACERT™ Tier 4 Interim Engine Minimum Rating 600 BHP Maximum Rating 755 BHP Emissions U.S. EPA Tier 4 Interim, EU Stage IIIB View Full Specs C15 ACERT™ Tier 4 Interim Engine Minimum Rating 475 BHP Maximum Rating 580 BHP Emissions U.S. EPA Tier 4 Interim, EU Stage IIIB View Full Specs C15 ACERT™ Tier 4 Final Engine Minimum Rating 475 BHP Maximum Rating 580 BHP Emissions EPA Tier 4 Final and EU Stage IV View Full Specs C15 ACERT™ Hazardous Location Engine Minimum Rating 536 BHP Maximum Rating 536 BHP Emissions IMO Tier II Certified, Marine Tier 2 Certified, Marine Tier 3 Capable View Full Specs C15 ACERT™ Water-Cooled Mainfold Engine Minimum Rating 536 BHP Maximum Rating 540 BHP Emissions IMO Tier II Certified, Marine Tier 2 Certified, Marine Tier 3 Capable View Full Specs C15 ACERT™ Dry Manifold Engine Minimum Rating 440 BHP Maximum Rating 595 BHP Emissions EPA and CARB Non-Road Mobile Tier 3, EU Stage IIIA View Full Specs C13 ACERT™ Tier 4 Interim Engine Minimum Rating 385 BHP Maximum Rating 520 BHP Emissions U.S. EPA Tier 4 Interim, EU Stage IIIB View Full Specs C13 ACERT™ Tier 4 Final Engine Minimum Rating 385 BHP Maximum Rating 520 BHP Emissions EPA Tier 4 Final and EU Stage IV View Full Specs C11 ACERT™ Dry Manifold Engine Minimum Rating 325 BHP Maximum Rating 450 BHP Emissions EPA and CARB Non-Road Mobile Tier 3, EU Stage IIIA View Full Specs C13 ACERT™ Dry Manifold Petroleum Engine Minimum Rating 385 BHP Maximum Rating 520 BHP Emissions EPA and CARB Non-Road Mobile Tier 3, EU Stage IIIA View Full Specs C9.3 ACERT™ Tier 4i/Stage IIIB Engine Minimum Rating 300 BHP Maximum Rating 350 BHP Emissions US EPA Tier 4 Interim, EU Stage IIIB View Full Specs C9.3 ACERT™ Tier 4 Final Engine Minimum Rating 300 BHP Maximum Rating 400 BHP Emissions EPA Tier 4 Final and EU Stage IV View Full Specs C9 ACERT™ Dry Manifold Engine Minimum Rating 275 BHP Maximum Rating 375 BHP Emissions EPA and CARB Non-Road Tier 3, EU Stage IIIA, IMO Tier II View Full Specs C9 ACERT™ Hazardous Location Engine Minimum Rating 340 BHP Maximum Rating 340 BHP Emissions EPA and CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II View Full Specs C9 ACERT™ Water Cooled Manifold Engine Minimum Rating 325 BHP Maximum Rating 340 BHP Emissions EPA and CARB Non-Road Tier 3,EU Stage IIIA, EPA Marine Tier 2, IMO Tier II View Full Specs C7 ACERT™ Dry Manifold Engine Minimum Rating 225 BHP Maximum Rating 300 BHP Emissions EPA & CARB Non-Road Tier 3, EU Stage IIIA, IMO Tier II View Full Specs C7 ACERT™ Hazardous Location Engine Minimum Rating 205 BHP Maximum Rating 275 BHP Emissions EPA & CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II View Full Specs C7 ACERT™ Water-Cooled Manifold Engine Minimum Rating 205 BHP Maximum Rating 275 BHP Emissions EPA & CARB Non-Road Tier 3, EU Stage IIIA, EPA Marine Tier 2, IMO Tier II View Full Specs