QSB5.9 Quantum SerieS engine Features engine Overview Fuel System: Bosch High-Pressure Common-Rail, Front mounted spin-on Fleetguard fuel filter • Unmatched peformance driven through a perfectly Lubrication System: Front mounted spin-on Fleetguard lube filter matched turbocharger and a new 24-valve cylinder head that delivers industry-leading power density • Quiet operation, including an 80-percent reduction in noise at idle, is one of the many benefits from the common-rail fuel system electrical System: 12-volt and 24-volt systems available • Enhanced sociability from the high-pressure air intake System: Light duty or servicable type air cleaner common-rail design virtually eliminates smoke and improves the whole boating experience Coolant System: Sea Water heat exchanger cooling system; Keel cooled system available • Maximize vessel performance and access comprehensive vessel diagnostic information via SmartCraft® electronics emissions: EPA Tier 2, IMO, and RCD certified Breather System: Open or closed • Peace of mind delivered by the Cummins Captain’s engine updates: Optional dry run SW pump and an alternate fuel capability (JP8, JP5) Briefing and global service network engine Specifications Configuration Bore & Stroke Turbocharged / Aftercooled Counterclockwise facing flywheel Power ratings rating Ratings and specifications subject to change without notice. Not responsible for typographical errors.

QSB5.9 Quantum SerieS engine Fuel Consumption (Prop Curve) rating Fuel consumption data represents performance along a 2.7 fixed pitch propeller curve (for HO, ID, MCD, 3.0 for HD and CON ratings). Fuel consumption is based on fuel of 35° API gravity at 16°C (60°F) having an LHV of 42, 780 KJ/KG (18,390 BTU/lb) when used at 29°C (85°F) and weighing 838.9 g/liter (7.001 lb/US gal). Observed horsepower is certified within ±5% of rated horsepower. Consult your local Cummins professional for further information. engine Dimensions Length mm 1036 *Does not include exhaust connection. Weights vary by...