QSB5.9

Overview Unmatched peformance driven through a perfectly 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 Enhanced sociability from the high-pressure common-rail design virtually eliminates smoke and improves the whole…

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QSB6.7

Overview Unmatched peformance driven through a perfectly 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 Enhanced sociability from the high-pressure common-rail design virtually eliminates smoke and improves the whole…

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QSC8.3

Overview 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

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QSL9

Overview Dependability and long life proven through thousands of hours of reliable commercial and trawler operation Clean, quiet operation with virtually no startup smoke from the high-pressure common-rail fuel system Excellent fuel economy for long range cruising Peace of mind delivered by the Cummins Captain’s Briefing and global service network

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QSM11

Overview Proven acceleration and torque performance in thousands of boats from this dependable, four-valve-per-cylinder workhorse Quiet and fuel efficient operation from innovative four-cycle design Excellent, virtually smoke-free sociability ensures a pleasurable boating experience Extended engine life from heavy-duty design elements Peace of mind delivered by the Cummins Captain’s Briefing and global service network

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