Cummins Inc.

QSF3.8 Tier 4 Final Engine

The Cummins QSF3.8 meets Tier 4 Final and EU Stage IV emissions regulations. The 4-cylinder engine meets near-zero emissions with a Selective Catalytic Reduction aftertreatment system.

  • Achieves fuel efficiency similar to a 3.3-liter engine with 10% higher power output and 18% increased peak torque
  • Designed to operate at relaxed ease
  • Rear gear train
  • High strength cast-iron block with sculpted design removing unnecessary weight
  • Remote mounted Electronic Control module for easy plug-in diagnostics and data downloads
  • Cummins Direct Flow air filtration system
  • High Pressure Common Rail fuel system driven by full-authority electronic controls
  • Two-stage fuel filter system with NanoNet media traps almost 99% of all particles as small as 5 microns
  • Crankcase ventilation system eliminates blowby gas emissions
  • Peak torque: 360 lb.-ft.
  • Power output: 85 to 132 hp

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