Cat® C7.1 Commercial Propulsion
The Cat® C7.1 commercial propulsion engine delivers responsive, efficient power for commercial vessels operating in demanding conditions. With ratings from 280 to 425 bhp (209 to 317 bkW) at 2300 to 2700 rpm, its compact inline-six configuration supports a range of applications, including tugs, crew boats, push boats and fishing vessels.
Up to 425 bhp Power Range
Commercial propulsion ratings from 280 to 425 bhp provide options for different vessel operating profiles.
Extended Oil Change Intervals
Up to 500 hours in extended oil-change intervals help reduce the frequency of routine engine service.
Compact Package
The compact inline-six configuration supports installation in space-conscious engine rooms.
Two Cooling Configurations
Choose from heat exchanger or keel-cooled configurations based on vessel requirements.