Engine uptime is critical for you, your crew, your clients and your bottom line. Industry-leading technology allows Caterpillar to create the most reliable commercial engines for a variety of applications. From tugs and container vessels to sport fishers, Cat marine engines have demonstrated their efficiency throughout the years. With remarkable reliability and durability, these engines will exceed your expectations for decades to come.
Shop New Cat Commercial Propulsion Engines
C280-16 Commercial Marine Propulsion Engine
Power Range 6169-8046 bhp (4600-6000 bkW)
C280-12 Marine Propulsion Engine (EPA Tier 4)
Power Range 4962-5444 bhp (3700-4060 bkW)
Cat C280-8 Propulsion Engine
Power Range 3084-4023 bhp (2300-3000 bkW)
C280-6 Propulsion Engine
Power Range 2320-2722 bhp (1730-2030 bkW)
3512E Marine Propulsion Engine (U.S. EPA Tier 4 Final)
Power Range 1341-2550 bhp (1000-1902 bkW)
3516E Marine Propulsion Engine (U.S. EPA Tier 4 Final)
Power Range 2501-3386 bhp (1865-2525 bkW)
3516C
Power Range 2000-3385 bhp (1492-2525 bkW)
3406C Propulsion Engine
Power Range 365-400 bhp (272-298 bkW)
3512C
Power Range 1281 - 2552 bhp
Cat C32 ACERT Marine Propulsion Engine (EPA Tier 3)
Power Range 660 - 1600 bhp (492 - 1193 bkW)
Cat C18 ACERT Propulsion Engine (Tier 3)
Power Range 454 - 1136 bhp (339 - 847 bkW)
C12 Propulsion Engine
Power Range 340-490 bhp (254-366 bkW)
C9.3 Commercial Propulsion Engine
Power Range 375-476 bhp (280 - 355 bkW)
C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)
Power Range 280 bhp - 425 bhp (209 bkW - 317 bkW)