MERCRUISER QSB5.9-425
Model: 425 HPBrand: CUMMINS
Product Description: MERCRUISER QSB5.9-425
The MerCruiser QSB5.9-425 is an advanced marine diesel engine designed for boats with high performance demands. This powerhouse marries cutting-edge technology with the reliability that MerCruiser is known for, making it an excellent choice for both pleasure craft and commercial vessels. With a robust 5.9L Cummins diesel engine at its core, the QSB5.9-425 offers exceptional power output, optimized fuel efficiency, and reduced emissions, ensuring both powerful propulsion and environmental stewardship.
Key Features:
Exceptional Power and Performance:
- The MERCRUISER QSB5.9-425 boasts a remarkable 425 horsepower, ensuring vigorous acceleration and sustained high speeds.
- High torque output ensures superior performance even at lower RPMs for seamless cruising and maneuvering.
Advanced Diesel Technology:
- Equipped with Common Rail Fuel Injection which ensures precise fuel delivery, contributing to improved fuel economy and reduced emissions.
- Features advanced cooling systems that enhance reliability and extend engine life by maintaining optimal operating temperatures.
Reliability and Durability:
- Built with marine-grade components designed to withstand harsh marine environments, ensuring longevity and dependability.
- Comprehensive protection safeguards including corrosion-resistant materials and robust engine mounts.
Ease of Maintenance:
- Accessible service points and simplified maintenance schedules reduce downtime and keep your vessel running smoothly.
- Digital diagnostics provide real-time data to assist in swift troubleshooting and maintenance activities.
Efficient Design:
- Compact form factor allows for versatile installation in a variety of hull designs and engine compartments.
- Balances high performance with fuel efficiency to extend cruising range and lower running costs.
Specifications:
- Engine Type: Inline 6-cylinder, 4-stroke marine diesel
- Displacement: 5.9 Liters (359 cubic inches)
- Horsepower: 425 HP @ 3,000 RPM
- Max Torque: 1,070 Nm @ 2,000 RPM
- Fuel System: Common Rail Direct Injection
- Cooling System: Heat exchanger cooled
- Aspiration: Turbocharged and after-cooled
- Emissions Compliance: Meets EPA Tier 3 and IMO standards
- Dry Weight: Approximately 1,715 lbs (778 kg)
- Dimensions (L x W x H): 49.7 x 31.5 x 43.8 inches (1263 x 800 x 1112 mm)
- Electrical System: 12V/24V options available, high-output alternator included
- Fuel Type: Diesel
- Fuel Consumption: 22 gallons per hour (GPH) at wide-open throttle (WOT)
- Oil Capacity: 21.6 quarts (20.4 liters)
- Recommended Engine Oil: SAE 15W-40 API CH-4 (or higher) grade
- Recommended Coolant: Pre-mixed marine coolant
The MerCruiser QSB5.9-425 stands out as a reliable, high-performance marine engine that combines power, efficiency, and advanced technology to meet the stringent demands of modern boating. Whether you're navigating serene waters or powering through rough seas, this engine will deliver the performance you need with the reliability you trust.
Product Specifications
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