6.7L Cummins Operation and Diagnosis

Saturday, November 11, 2023: 9:30am - 12:00pm

The 6.7L Cummins diesel engine was introduced mid-model year of 2007. The first release of the 6.7L engine was rated at 350 HP and 650 ob-ft of torque, which was a slight increase from the 2007 5.9L production of 325 HP and 610 lb-ft of torque. As of the 2018 model year, the 6.7L Cummins turbo-diesel engine produces up to 900 lb-ft of torque. The new design was not solely created for performance improvements, but focused largely on meeting the current and future emissions standards without sacrificing the towing power Cummins customers had grown to love. This newly designed engine was a fresh paltform on which future emissions restrictions could be met.

Topics Include:

• 6.7L Cummins engine design and specifications
• Fuel quality influences
• Systems testing and diagnostic approach
• Fuel system analysis
• Turbo operation and testing
• Emissions and after treatment function and diagnosis

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