QSC8.3 - 368-441 kW | 493-592 hp

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Width:
33.00 (in)
Height:
38.70 (in)
Depth:
46.20 (in)
Current Stock:

368-441 kW | 493-592 hp

  • Unmatched performance from industry-leading power density on this four-valve-per-cylinder engine
  • Increased durability  from innovative engine design characteristics
  • Improved  fuel economy  and sociability from the high-pressure common-rail fuel system
  • Maximize vessel performance and access comprehensive vessel diagnostic information via SmartCraft® electronics
  • Peace of mind delivered by the Cummins Captain's
    Briefing and global service network
  • Built at Rocky Mount Engine Plant in Rocky Mount, NC, U.S.

 

Specifications

Configuration

In-line, 6-cylinder, 4-stroke diesel

Aspiration

Turbocharged / Aftercooled

Displacement  

8.3 L (505 in3)

Bore & Stroke 

114 X 135 mm (4.49 X 5.31 in)

Rotation

Counterclockwise facing flywheel

Fuel System

High Pressure Common Rail

Power

490 - 600 hp / 365 - 447 kW

Torque

1327 lb-ft / 1799 N•m

 

Product Dimensions and Weight

Overall Length

mm (in)    

1422.0    

(55.99)

Length of Block    

mm (in)  

856.0

(33.70)

Overall Width

mm (in)     

977.5

(38.48)

Overall Height

mm (in)

981.6

(38.65)

Weight

kg (lb)

896

(1975)

 

Features

Engine Design – Unmatched performance from industry-leading power density on this four-valve-per-cylinder engine. Maximize vessel performance and access comprehensive vessel diagnostic information via SmartCraft® electronics. Peace of mind delivered by the Cummins Captain’s Briefing and global service network 

Fuel System – Improved fuel economy and sociability from Cummins high pressure common rail fuel system; handed spin-on engine mounted fuel filter

Lubrication System – Handed spin-on engine mounted lube filter, cast aluminum oil pan

Cooling System – Sea water heat exchanger cooling system

Air Intake System – New Walker air filter significantly reduces noise

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

  • Engine Controls – Digital Throttle and Shift; Electronic Throttle and Shift (ETS) and optional potentiometer for mechanical controls
  • Instrumentation – SmartCraft® digital displays and/or analog gauges provide data on engine speed, oil pressure, engine load and more
  • Vessel System Integration – SmartCraft® monitors fluid level, vessel range, depth, vessel speed, rudder position, temperatures and more