Caterpillar 615C Scraper Repower Program



  1. Design a Radiator and Charge Air Cooler package to fit in the existing 615C Scraper without any machine changes.Design with low density external fins (6 FPI) for better performance in a dusty environment.
  2. The original CAT 3306 engine was replaced with a Cummins QSL 9, Tier 3, 280 HP engine.  The Cummins engine meets current EPA emissions standards.  Meets all Cummins requirements for:
  3. Engine Jacket Cooling

• Initial Engine Fill Rate Deaeration Time

• Intake Manifold Temperature

• Intake Manifold Pressure

• Drawdown Parameters

• Expansion Space