John Deere Marine: 6090SFM85

6090SFM85
Constant-Speed Auxiliary & Generator Engine
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9.0L PowerTech™
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222-278 kW (297-373 hp)
Features
Optional low rpm operation
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A lower speed option provides the user the ability to start the engine without going to the gen-set rated speed and allows the user to clutch in an accessory that may be driven by the engine.
4-valve cylinder head
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Excellent airflow through 4-valve cylinder head delivers greater low-speed torque and better transient response time.
High-pressure common-rail (HPCR)
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The HPCR fuel system provides variable common-rail pressure, multiple injections, and controls fuel injection timing and provides precise control for the start, duration, and end of injection.
Water-cooled exhaust manifold
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Integrated components eliminate external hoses and fittings. Wet exhaust manifold creates a cooler and quieter environment for passengers and crew.
Turbocharged with air-to-seawater aftercooling
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Cooler turbocharger operation enables higher ratings and efficiencies for applications that require high power or speed.
Replaceable cylinder liners
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Replaceable wet-type cylinder liners are precision-machined and hardened for long life. Allows engine to be rebuilt to original specifications.
Electronic engine control unit (ECU)
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Advanced fault code diagnostics and customizable engine protections ensure reliability and uptime. Provides highly customizable features and trim to integrate your vessel.
Heat exchanger
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High-capacity heat exchanger provides reliable operation in adverse conditions.
Keel-cooled or heat exchanger
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Closed cooling system in keel-cooled engine option eliminates the need for a sea strainer, seawater pump, or anodes. Heat exchanger option offers a lighter, more compact, and simpler engine installation.
Multiple service options
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Either-side oil fill/dipstick combinations and remote oil and fuel filter options are available for easier service access.
Specifications
Emissions Certifications
EPA Tier 3
IMO Tier 2
General Data (based on standard option configuration)
Height - mm (in)
1056 (2328)
664 (26.1)
Model
Number of cylinders
Displacement-- L (cu in)
Bore and Stroke-- mm (in)
Engine Type
Aspiration
Width Maximum - mm (in)
Length - mm (in)
Length to rear face of flywheel housing - mm (in)
6090SFM85
6
9.0 (549)
118.4 x 136 (4.66 x 5.35)
In-line, 4-cycle
1415 (55.7)
Air-to-sea water
1685 (66.3)
953 (37.5)
Flywheel housing SAE
2
Height - mm (in)
Height, crankshaft centerline to top - mm (in)
Height, crankshaft centerline to top - mm (in)
319 (12.6)
Calculated Generator-set Rating - 1800 RPM
306-320
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
60 ( 1800 )
88-92
278 (372.8)
Power factor
0.8
Calculated generator set rating prime - kWe
245-256
Calculated generator set rating prime - kVA
Calculated Generator-set Rating - 1500 RPM
244-255
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
50 ( 1500 )
88-92
222 (297.7)
Power factor
0.8
Calculated generator set rating prime - kWe
195-204
Calculated generator set rating prime - kVA
