Caterpillar - Cat

C1.5 and C2.2 Tier 4 Final Engines

The C1.5 and C2.2 three- and four-cylinder diesel engines meet EPA Tier 4 Final/EU Stage IIIA/Stage IIIB emissions requirements.

  • Displacements of 1.5 and 2.2 liters and ratings from 33 to 61 hp
  • After-treatment module will use active regeneration to periodically burn away soot that collects in a diesel particulate filter
  • Designed to control heat rejection
  • Provide lower oil consumption, reduced fuel consumption, improved cold starting, auto-idle capability, improved transient response and enhanced electronic control

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