30L Cummins Engine Stationary Emergency Tier 2 4 cycle, Turbocharged and After Cooled QST30-G5

Cummins QST30-G5

Call (763) 229-0736 For Purchasing.

The QST30 Quantum series utilises sophisticated electronics and premium engineering to provide outstanding performance levels from its compact 30 litre, V12 configuration. In fact, the QST30-Series delivers more power and torque in a smaller package than any other diesel engine on the market.


  • Quantum electronic fuel systems and controls provide superior performance, efficiency and diagnostics. The electronic fuel pumps deliver up to 1100 bar injection pressure and eliminate mechanical linkage adjustments.
  • CTT (Cummins Turbo Technologies) HX82 turbocharging utilises exhaust energy with greater efficiency for improved emissions and fuel consumption.
  • Charge Air Cooling – Utilizing an Air-to-Air heat exchanger or Charge-Air-Cooler (CAC) to reduce intake manifold temperature and to meet the lower emissions requirements.
  • Cast Iron Pistons – High strength design delivers superior durability.
  • Coolpac Integrated Design – Products are supplied complete with cooling package and air cleaner kit for a complete power package. Each component has been specifically developed and rigorously tested for G-Drive products, ensuring high performance, durability and reliability.
  • Service and Support – G-Drive products are backed by an uncompromising level of technical support and after sales service, delivered through a world class service network.

General Engine Data:

  • Bore mm 140
  • Stroke mm 165
  • Displacement Litre 30.5
  • Cylinder Block Cast iron, 50°V 12 cylinder
  • Battery Charging Alternator 35A
  • Starting Voltage 24V
  • Fuel System Direct injection
  • Fuel Filter Spin on fuel filters with water separator
  • Lube Oil Filter Type(s) Spin on full flow filter
  • Lube Oil Capacity (l) 40.7
  • Flywheel Dimensions SAE 0


Click to Download QST30-G5 Spec Sheet