Cummins QSB 6.7 engine a very famous industrial engine which is built for tough performance. Cummins QSB 6.7 engine is used in Industrial & marine industry. Please see basic specifications of Cummins QSB 6.7 engine:

Engine type: 6 cylinders, in-line

Displacement: 6.7 ltr

Horsepower:  varies between 133 HP to 275 HP or 99KW to 205 KW

Peak Torque: 750 ft lbs

Aspiration: Air Cooled and Turbo charged

Oil capacity: 15-25.3 US QT or 14.2 - 23.9 ltrs

Here is a 360'''''''''''''''''''''''''''''''' degree view of Cummins QSB6.7 engine:

Here is a video for Cummins QSB 6.7 engine with EGR:

Here is a video for Cummins QSB 6.7 engine with no EGR: