Facts About Generators

Cummins/Onan QSK78 Engine

The Cummins/Onan QSK78 is a 78 L 18-cylinder turbo charged and low temperature after-cooled engine rated at 1800 rpm, producing up to 2461 kW. It powers generator sets from Cummins/Onan, including the C2750 D5e and C3000 D5e.

Engine specifications

Displacement78.0 L
Cylinders18
AspirationTurbo charged and low temperature after-cooled
Rated speed1800 rpm

Generator sets powered by this engine