Facts About Generators

Cummins/Onan QSL9-G9 Engine

The Cummins/Onan QSL9-G9 is a 8.9 L 6-cylinder turbocharged and after-cooled engine rated at 1800 rpm. It powers generator sets from Cummins/Onan and MQ POWER, including the C275D2RE and CG250DUAL. It holds 18.9 L (5.0 gal) of oil and 53 L (14.0 gal) of coolant.

Engine specifications

Oil capacity18.9 L
Coolant capacity53.0 L
Displacement8.9 L
Cylinders6
Aspirationturbocharged and after-cooled
Rated speed1800 rpm

Generator sets powered by this engine

Shared across brands: Cummins/Onan, MQ POWER