* Displacement: 12 liters
* Power: 400-500 hp
* Torque: 1,450-1,650 lb-ft
Cummins ISX15
* Displacement: 15 liters
* Power: 550-600 hp
* Torque: 2,050-2,350 lb-ft
Cummins X15
* Displacement: 15 liters
* Power: 500-605 hp
* Torque: 1,850-2,050 lb-ft
Cummins X12
* Displacement: 12 liters
* Power: 430-470 hp
* Torque: 1,400-1,650 lb-ft
Cummins B6.7
* Displacement: 6.7 liters
* Power: 240-325 hp
* Torque: 560-750 lb-ft