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QSB6.7/QSB7 | Cummins Inc.

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 boating experience 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 Darlington Engine Plant in Darlington, U.K. and Rocky Mount Engine Plant in Rocky Mount, NC, U.S