Commercial Marine Engines

                  4045 engine

                  Propulsion Engines

                  60-559 kW, 80-750 hp

                  6090 engine

                  Generator Drive and Constant Speed Auxiliary Engines

                  40-416 kW, 54-558 hp

                  6135 engine

                  Variable Speed Auxiliary Engines

                  74–448 kW, 99–600 hp

                  Close up of the John Deere logo on an engine block

                  New Products

                  Check out our latest engine and drivetrain components

                  Wendella passenger vessel

                  A Touch of Venice in Chicago

                  A third-generation water taxi company has seen the importance of its service grow with the size of the sprawling Chicago metropolis, now hauling more than 360,000 commuters a year.

                  Rise of Reinauer

                  A familiar name in the maritime industry for more than 90 years, Reinauer Transportation depends on John Deere engines to transport petroleum, gasoline and diesel with their fleet of tugs and barges.

                  Vol. 1 2019

                  About Marine PowerSource

                  Captains and boat owners around the world rely on John Deere engines to power their work —?and their adventures. Read how our customers power their livelihoods on the water.

                  Marine Engine Model Naming Key

                  Engine Model Naming Guide

                  engine installation

                  Repowering Your Vessel

                  Man working on a John Deere engine

                  OEM Engine and Drivetrain Warranty