Cummins QSM11 Parts Catalogue

The Cummins QSM11 Parts Catalogue provides a complete reference for all major components of the QSM11 engine. Known for its strong performance and reliability, the QSM11 is widely applied in construction equipment, marine engines, and power generation. This catalogue helps users identify correct part numbers and technical details for repair, service, and maintenance.

Overview of QSM11 Engine Components

The Cummins QSM11 engine is a versatile model consisting of several key systems:

1. Engine Components

• Pistons and Rings: Support efficient combustion and durability.

• Crankshaft and Bearings: Transfer rotational energy while reducing friction.

• Camshaft and Valves: Control fuel intake and exhaust gas flow.

• Cylinder Heads: Contain combustion chambers, valves, and injectors.

2. Fuel System

• Fuel Injectors: Deliver precise amounts of fuel for each cycle.

• Fuel Pumps: Maintain constant fuel supply pressure.

• Fuel Manifolds: Distribute fuel evenly to injectors.

3. Air and Turbo System

• Turbochargers: Increase engine power through boosted air intake.

• Air Intake Manifold: Provides even airflow distribution to cylinders.

• Intercoolers: Reduce intake air temperature for improved combustion.

4. Filtration

• Oil Filters: Protect internal parts by cleaning lubricating oil.

• Fuel Filters: Prevent dirt and debris from entering the injection system.

• Air Filters: Block dust and contaminants from entering cylinders.

5. Electrical and Sensors

• Starters and Alternators: Ensure reliable starting and electrical supply.

• Pressure Sensors: Monitor oil, fuel, and air pressure levels.

• Speed Sensors: Provide RPM monitoring for accurate engine control.

6. Gaskets and Seals

• Full gasket sets provide tight seals to prevent oil, coolant, or air leaks.

Example Parts Table

The table above is only a sample. The complete Cummins QSM11 Parts Catalogue includes a full list of all engine parts and components needed for maintenance and repair.