Cummins QSL9 Diesel Engine

Cummins QSL9 Marine Propulsion Engine for Commercial and Recreational Applications. Inline, 6 cylinder, 4-stroke Diesel engine. Turbocharged | Aftercooled. 290 – 455hp.

Features and Benefits

• Engine Design – Robust engine designed for long life. Metric O-ring seals and edge molded gaskets eliminate fluid leaks. Aluminum pistons for exceptional durability
• Fuel System – High Pressure Common Rail electronically-controlled fuel system provides constant high injection pressure regardless of engine speed or load condition. Benefits include low noise and vibration for quiet operation and faster load acceptance
• Lubrication System – Standard capacity (18L [19 quart]) marine grade oil pan, plus a selection of engine mounted and remote lube filters for installation flexibility and ease of maintenance
• Cooling System – Single loop, low temperature aftercooling eliminates the need for two keel coolers and lowers emissions. Tube and shell heat exchanger designed for superior durability and ease of service with minimal maintenance requirements. Fan drive available for radiator cooled configurations
• Air Intake System – Rear engine-mounted water cooled turbocharger from Cummins Turbo Technologies optimized for marine applications
• Exhaust System – Cast water cooled exhaust manifold for lower surface temperatures, safety and improved performance
• Electronics – 12V and 24V Quantum System electronics feature a proven ECM to monitor operating parameters such as fuel consumption, duty cycle, engine load and speed, while providing diagnostics, prognostics and complete engine protection. Simplified electrical customer interface box for all vessel connections to reduce installation complexity
• Certifications – Complies with U.S. EPA Tier 3 emissions regulations without the use of aftertreatment. Designed to meet the International Association of Classification Societies (IACS) and SOLAS requirements. Consult your local Cummins professional for a complete listing of available class approvals.

Optional Equipment

• Front power take-off adapter
• Air and electric starting motors
• SAE A and B accessory drives available for auxiliary pumps
• Fully integrated type approved alarm and safety system
• Engine Controls: Digital Throttle and Shift; Electronic Throttle and Shift (ETS) and optional potentiometer for mechanical controls
• Instrumentation: C-Command Basic or Premier
• Vessel System Integration: C-Command Basic or Premier