Uploaded February 2013 | Updated September 2026, 36 minutes ago
Chris Ley, Cummins Technical Project Leader, discusses the rigorous testing the Cummins QSB6.7 marine engine undergoes through before it reaches the customer.
Chris Ley, Cummins Technical Project Leader, discusses the rigorous testing the Cummins QSB6.7 marine engine undergoes through before it reaches the customer.










