QSC 8.3

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 3 / Stage IIIA
Power 490 – 600 hp / 365 – 447 kW
Torque 1327 lb-ft / 1799 N•m

– 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.