HomeEnginesCummins/Onan QSK23 Series

Cummins/Onan QSK23 Series Engine Engine

The Cummins/Onan QSK23 Series is a 23 L 6-cylinder turbocharged and after-cooled engine rated at 1470 rpm, producing up to 567 kW. It powers generator sets from Cummins/Onan, including the 600 DQCA, 750 DQCB, 800 DQCC and CFP23E-F35. It holds 57 L (15.1 gal) of oil and 46.2 L (12.2 gal) of coolant.

Part of the Cummins/Onan QSK23 engine family — 2 variants share parts & fitment.

23.0 L
Displacement
6
Cylinders
1470 rpm
Rated speed
567 kW
Gross power

Engine specifications

Oil capacity57.0 L
Coolant capacity46.2 L
Displacement23.0 L
Cylinders6
AspirationTurbocharged and After-cooled
Rated speed1470 rpm
Gross power567 kW

Generator sets powered by this engine

6
Cummins/Onan 600 DQCACummins/Onan 750 DQCBCummins/Onan 800 DQCCCummins/Onan CFP23E-F35Cummins/Onan CFP23EVS-F35Cummins/Onan QSK23

Parts cataloged across the Cummins/Onan QSK23 family

3
Part #DescriptionCategory
DKE1200BHTLitho in U.S.A. (17-10)other_service
EX1200-7Upperstructure (continued)other_service
KS-E368RHead Officeother_service

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Common questions

What is the oil capacity of the Cummins/Onan QSK23 Series?

The Cummins/Onan QSK23 Series engine has an oil capacity of 57.0 liters.

What is the displacement of the Cummins/Onan QSK23 Series?

The Cummins/Onan QSK23 Series has a displacement of 23.0 liters with 6 cylinders.

Which generators use the Cummins/Onan QSK23 Series engine?

The Cummins/Onan QSK23 Series powers 6 generator set(s), including Cummins/Onan 600 DQCA, Cummins/Onan 750 DQCB, Cummins/Onan 800 DQCC, Cummins/Onan CFP23E-F35, Cummins/Onan CFP23EVS-F35.