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Cummins/Onan QSK60G Engine

The Cummins/Onan QSK60G is a 60.1 L 16-cylinder water cooled engine rated at 1200 rpm. It powers generator sets from Cummins/Onan, including the C1000 N6, C1000N5C, C1000N6 and C1100 N6C. It holds 379 L (100.1 gal) of oil and 216 L (57.1 gal) of coolant.

Also known as: QSK60G, Cummins QSK60G

60.1 L
Displacement
16
Cylinders
1200 rpm
Rated speed
379.0 L
Oil capacity

Engine specifications

Oil capacity379.0 L
Coolant capacity216.0 L
Displacement60.1 L
Cylinders16
AspirationWater cooled
Rated speed1200 rpm

Troubleshooting

7

Fault codes

CodeMeaning
121Speed Signal Lost (Loss of Speed Sense)
234Overspeed
1433Local Emergency Stop
1434Remote Emergency Stop
2335Excitation Fault (Loss of Voltage Sense)
1416Fail to Shutdown
1123Shutdown After Battle Short

Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing.

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterCummins InPower PC-based service tool—
Fuel filterCummins InPower PC-based service tool—
Oil filterCummins InPower PC-based service tool—
BatteryCummins InPower PC-based service tool—
BeltCummins InPower PC-based service tool—
CoolantCummins InPower PC-based service tool—
OilCummins InPower PC-based service tool—
Spark plugCummins InPower PC-based service tool—

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Common questions

What is the oil capacity of the Cummins/Onan QSK60G?

The Cummins/Onan QSK60G engine has an oil capacity of 379.0 liters.

What is the displacement of the Cummins/Onan QSK60G?

The Cummins/Onan QSK60G has a displacement of 60.1 liters with 16 cylinders.

Which generators use the Cummins/Onan QSK60G engine?

The Cummins/Onan QSK60G powers 9 generator set(s), including Cummins/Onan C1000 N6, Cummins/Onan C1000N5C, Cummins/Onan C1000N6, Cummins/Onan C1100 N6C, Cummins/Onan C1350 N6.