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Cummins QSB 6.7 Specifications

Configuration In-line 6-cylinder, 4-stroke diesel
Bore & Stroke 107 mm x 124 mm (4.21 in x 4.88 in)
Displacement 6.7 L (408 in3)
Aspiration       Turbocharged/Aftercooled
Rotation         Counterclockwise facing flywheel
  • 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 boating experience
  • Peace of mind delivered by the Cummins Captain’s Briefing and global service network