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Cummins QSC 8.3 Technical Specifications

QSC8.3 for Recreational Marine
  • 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
View PDF Description Size Date
QSC 8.3 General Engine Data Sheet (640 KB) November 2012
QSC 8.3 Quantum Series Engine Overview (640 KB)

Identifying your QSC 8.3 engine components
View Article Description Date
QSC & QSL 9 Heater Hookups March 2012
QSC-QSL9 Fuel inlet Bleed Screw Location October 2011
Zinc Locations on The QSC 8.3 November 2011
QSC & QSL 9 Heater hook-up June 2011
QSC WIF plug location January 2014
QSC with SMX Seawater Pump June 2012
QSC Combo Gear & Fuel Cooler June 2012

Engine upgrades & Customization
View Article Description Date
Custom QSC Exhaust Mixer November 2011

View PDF Model No. Rating Designation CPL Code Curve No. Date
EPA Tier 3 Engines
QSC 8.3 - 500 HO Cummins Marine Performance Curve QSC 8.3 - 500 HO RECREATIONAL 0906 M-94342 Aug 2013
QSC 8.3 - 500 INT Cummins Marine Performance Curve QSC 8.3 - 500 INT COMMERCIAL 0906 M-94343 Aug 2013
QSC 8.3 - 550 HO Cummins Marine Performance Curve QSC 8.3 - 550 HO RECREATIONAL 0906 M-94341 Aug 2013
QSC 8.3 - 600 GS Cummins Marine Performance Curve QSC 8.3 - 600 GS COMMERCIAL 0906 M-94340 Aug 2013
QSC 8.3 - 600 HO Cummins Marine Performance Curve QSC 8.3 - 600 HO RECREATIONAL 0906 M-94339 Aug 2013
EPA Tier 2 Engines
QSC 8.3 - 500 HO RECREATIONAL 0906 M-92043 May 2010
QSC 8.3 - 550 HO RECREATIONAL 0906 M-91939 May 2010
QSC 8.3 - 600 HO RECREATIONAL 0906 M-91937 May 2010

View PDF Description Size Date
QSC 8.3 Engine Drawings (666 KB) July 2013
B & C Series - Installation Directions (2,483 KB)
QSL - QSC Front Mount Options (222 KB) October 2005
QSC 8.3 with MG5056A (222 KB) May 2009
QSC 8.3 with ZF280A (509 KB) November 2007
QSC 8.3 with ZF280IV (540 KB) March 2006
QSC 8.3 with ZF285IV (760 KB) January 2004
QSC 8.3 with ZF286A (226 KB) March 2007
QSC 8.3 with ZF286IV (236 KB) March 2007
View PDF Description Size Date
QSB, QSC, QSL Smartcraft Wiring #3970189 (1,830 KB) November 2005
Specifications
Configuration In-line 6-cylinder, 4-stroke diesel
Bore & Stroke 114 mm x 135 mm (4.49 in x 5.31 in)
Displacement 8.3 L (505 in3)
Aspiration Turbocharged / Aftercooled
Rotation Counterclockwise facing flywheel

Markets Marine
Certification Level Tier 2 / Stage II
Power 490 - 600 hp / 366 - 448 kW
Torque 1327 lb-ft / 1800 - 1800 Nm

Ratings
Rating HO/iD HO HO/gS
Metric hp 500 550 600
bhp 493 543 593
KW 368 405 442
Rated rpm 2600 3000 3000
Max Torque ft-lbs 1327 1327 1327
Max Torque N-m 1799 1799 1799
rpm @ max torque 1800 1800 1800

Features
Fuel System: Cummins High-Pressure Common-Rail; handed spin-on engine mounted fuel filter

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

Electrical System: 12-volt and 24-volt systems available

Coolant System: Sea water heat exchanger cooling system

Emissions: EPA Tier 2, IMO, and RCD certified, EIAPP and RRR certificate options available