1. Engine Core Components

• Pistons

• Cylinder Blocks

• Crankshafts

• Camshafts

2. Fuel System Components

• Fuel Pumps

• Injectors

3. Intake & Exhaust Systems

• Turbochargers

4. Electrical System Components

• Starters

• Generators

5. Cooling & Lubrication Systems

• Water Pumps

• Oil Pumps

• Coolers

6. Air & Power Systems

• Compressors