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MERCRUISER QSB5.9-305

Model: 305 HP

Brand: CUMMINS

Certainly! Below is a comprehensive product specification listing for the marine engine MERCRUISER QSB5.9-305:

Product Specification Listing for MERCRUISER QSB5.9-305 Marine Engine

General Information:

Manufacturer: MerCruiser (a division of Mercury Marine)
Model: QSB5.9-305
Engine Type: Marine Diesel Engine
Environmental Standard Compliance: EPA Tier 3, IMO Tier II
Warranty: 2 years limited warranty

Engine Specifications:

Engine Configuration: Inline 6-cylinder
Displacement: 5.9 liters (359 cubic inches)
Bore x Stroke: 102 mm x 120 mm
Aspiration: Turbocharged and Aftercooled
Fuel System: High-Pressure Common Rail (HPCR)
Rated Power Output: 305 hp (227 kW) @ 2,800 RPM
Torque: 721 lb-ft (978 Nm) @ 2,000 RPM
Fuel Type: Diesel
Cooling System: Closed cooling system

Performance:

Maximum RPM: 2,800 RPM
Idle RPM: 600-800 RPM
Compression Ratio: 17.2:1
Dry Weight: 1300 lbs (590 kg)

Dimensions:

Length: 53.0 inches (1346 mm)
Width: 30.7 inches (780 mm)
Height: 37.8 inches (960 mm)

Fuel Consumption:

Full Load Specific Fuel Consumption (SFC): 0.300 lbs/hp-hour (182 g/kWh)
Idle Fuel Consumption: Estimated 1.0 gallons/hour (3.8 liters/hour)

Electrical:

Alternator: 12V, 140 amps
Starter Motor: 12V electric

Exhaust System:

Exhaust Type: Water-cooled exhaust manifold
Exhaust Outlet Size: 6 inches (152 mm)

Lubrication System:

Oil Capacity: 17.5 liters (18.5 quarts)
Oil Change Interval: 250 hours or annually, whichever comes first

Installation:

Mounting Type: Four-point isolation mounts
Flywheel Housing: SAE #3
Propeller Shaft Rotation: Counter-clockwise (from flywheel end)

Advanced Features:

Electronic Control Module (ECM): Provides comprehensive engine diagnostics and monitoring
Integrated Noise Reduction: Advanced engineering to minimize engine noise and vibration
Corrosion Resistance: Enhanced materials and coatings for superior saltwater resistance

Optional Accessories:

Digital Throttle & Shift (DTS): Offers smooth and precise control
SmartCraft™ Suite: Integrates engine data with other boat systems for enhanced monitoring and control
Exhaust Elbow Options: Multiple configurations available
**Engine Preheater: ** Facilitates easier cold starting in low temperatures

Compliance and Safety:

Certifications: US EPA, IMO, RCD
Safety Features: Automatic shutdown on critical fault detection (e.g., low oil pressure, high coolant temperature)

Application:

Ideal Uses: Commercial fishing boats, leisure crafts, patrol boats, and various other marine applications

Contact Information:

Supplier: Mercury Marine
Customer Service: 1-920-929-5040
Website: Mercury Marine

This specification sheet should provide a detailed summary of the features and technical aspects of the MERCRUISER QSB5.9-305 marine engine. Always consult the manufacturer or authorized dealer for the most accurate and up-to-date information.

[Product Type: Engine]