Used chipper

Cummins ISB / QSB 4.5L

• Manufacturer: Cummins
• Model: QSB4.5
• Fuel type: diesel
• Engine displacement: 4.5 L

The 4.5L Cummins is the successor to the famed 4BT (3.9L) engine. This inline-four cylinder diesel power plant is offered in a variety of configurations, but the breakdown begins with the QSB and ISB designations...