6135SFM85
The John Deere 6135SFM85 is engineered to provide reliable electrical power for vessels that depend on continuous-duty performance. Built on John Deere’s proven 13.5L PowerTech™ platform, this marine generator drive engine delivers from 448 to 558 horsepower while providing the durability, efficiency, and uptime required for commercial marine operations.
Designed specifically for generator drive applications, the 6135SFM85 combines Electronic Unit Injector (EUI) technology, advanced electronic controls, a four-valve cylinder head, and air-to-seawater aftercooling to optimize performance and fuel economy. Its rugged construction, water-cooled exhaust manifold, replaceable wet cylinder liners, and simplified service access help reduce downtime and support long engine life. Whether powering generator sets aboard fishing vessels, passenger vessels, workboats, or government fleets, the 6135SFM85 delivers dependable power when it matters most.
Features & Benefits
Electronic Unit Injector Fuel System
Advanced EUI technology delivers precise fuel control for improved efficiency, performance, and emissions compliance.
Advanced Electronic Controls
Integrated ECU diagnostics and engine protection features help maximize uptime and simplify troubleshooting.
Air-to-Seawater Aftercooling
Improves cooling efficiency and supports higher power ratings for demanding marine applications.
Water-Cooled Exhaust Manifold
Integrated cooling design creates a cooler, quieter engine compartment while reducing external hoses and fittings.
Built for Long Service Life
Replaceable wet cylinder liners and durable internal components support long-term reliability and easier rebuilds.
