Cummins QST30 Engine

Introduction to QST30-C Engine

The QST30-C engine is a part of Cummins' Quantum Series, which is known for its innovative technology that delivers more power and torque in a compact package. This high-standard Quantum engine offers superior reliability and durability, lower weight, and improved emissions capabilities. It achieves lower fuel consumption, lower emissions, and less servicing, making it an excellent choice for rail applications. The QST30-C is designed to meet stringent worldwide emissions standards while providing operators with superior value and reliability.

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Product Parameters Table

Additional Materials

• Features and Benefits:

  • Full Authority Fuel Injection: High injection pressures result in increased response and improved fuel economy and transient response.
  • Quantum System: Programmable features optimize engine performance to specific duty cycles and job requirements. Continuously monitors engine conditions and automatically adjusts for peak operation.
  • Swirl-Port Cylinder Head: Provides advanced airflow to reduce emissions and increase low-end torque.
  • High-Capacity Oil Pump and Pan: Provides superior lubrication for longer component life and extended service intervals.
  • FCD Power Cylinder: Proven single-piece ferrous cast ductile iron pistons for maximum durability and reliability.
  • Camshaft and Gear Train: Large-diameter micro-finished camshaft and heavy-duty gear train with high contact ratio spur gears to provide higher capacities and greater durability.
  • Prelub System: Prevents starts without oil pressure, improving engine life.
  • 500,000 gallons to overhaul: Proven power cylinder, one-piece cast iron block, heavy-duty crankshaft, and connecting rods allow a life to overhaul of up to 500,000 gallons (1,892,706 liters) of fuel burned with no mid-life overhaul required.
  • CENTINEL™: Constantly monitors engine duty cycle and load factors, removing small amounts of used oil as required and replenishing with new oil. Extends oil change intervals up to 4,500 hours.

• Global Support Network: Backed by the strength of the Cummins global network of over 5,500 service locations in 160 countries, ensuring worldwide support every time.

• Maintenance Intervals:

  • Fuel filtration up to 1500 hours
  • Engine Oil with CENTINEL™ up to 4500 hours (oil sampling required)
  • Oil filter change up to 1000 hours