The Evolution of Cummins Engines: From Milestones to Powerhouses
1989 The 12v 5.9 Cummins was introduced to compete with the 7.3 Power Stroke from ford. With a mechanical fuel system and a Holset fixed geometry turbocharger, the power numbers came it at 160hp and 400ft-lbs of torque. Although those numbers are poultry in comparison to today...
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