C7.1 High Performance Propulsion Engine Power Range 298 bkW - 373 bkW (400 bhp - 500 bhp) Engine Dry Weight - Approximate 1653 lb Aspiration Turbocharged, aftercooled View Full Specs C8.7 High Performance Propulsion Engine Power Range 641 BHP Engine Dry Weight - Approximate 2295 lb Aspiration TSA View Full Specs C12 High Performance Marine Propulsion Engine Power Range 578-609 mhp (570-600 bhp) Speed Range 2300 rpm Emissions IMO I View Full Specs C12 ACERT⢠High Performance Propulsion Engine Power Range 660-705 bhp (492-526 bkW) Speed Range 2300 rpm Emissions IMO II View Full Specs C32B Tier 3 Recreational Power Range 2000 bhp (1491 bkW) Speed Range 2300 rpm Emissions EPA Tier 3, IMO II View Full Specs 3512C High Displacement Propulsion Engine Power Range 1340-2366 bhp (1000-1765 bkW) Speed Range 1600-1800 rpm Emissions EPA Tier 3, IMO II View Full Specs Cat C12.9 High Performance Propulsion Engine Power Range 850-1000 mhp, 838-985 bhp, 625-735 bkW Speed Range 2300 rpm Emissions EPA Tier 3, IMO II, EU Stage IIIA View Full Specs Cat C18 ACERT High Performance Propulsion Engine (Tier 3) Power Range 814-1015 mhp, 803-1001 bhp, 599-747 bkW Speed Range 2100-2300 rpm Emissions EPA Tier 3, IMO II, EU Stage IIIA View Full Specs Cat C18 ACERT High Performance Propulsion Engine (Tier 3 Recreational) Power Range 1015-1150 mhp, 1001-1136 bhp, 747-847 bkW Speed Range 2300 rpm Emissions EPA Tier 3, IMO II, EU IW View Full Specs Cat C32 ACERT High Performance Marine Propulsion Engine (Tier 3 Rec) Power Range 1600-1900 bhp (1193-1417 bkW) Speed Range 2300 rpm Emissions EPA Tier 3, IMO II, EU IW View Full Specs