HomeEnginesCummins/Onan GTA50G2

Cummins/Onan GTA50G2 Engine Engine

The Cummins/Onan GTA50G2 is a 50 L turbocharged & aftercooled engine rated at 1800 rpm, producing up to 909 kW. It powers generator sets from Cummins/Onan and Katolight, including the GFLB, N800FJZ4, N800FNZ4 and N800FPZ4. It holds 204 L (53.9 gal) of oil.

Also known as: Cummins GTA50G2, GTA50-G2

50.0 L
Displacement
1800 rpm
Rated speed
909 kW
Gross power
204.0 L
Oil capacity

Engine specifications

Oil capacity204.0 L
Displacement50.0 L
AspirationTurbocharged & Aftercooled
Rated speed1800 rpm
Gross power909 kW

Generator sets powered by this engine

6

Shared across brands: Cummins/Onan, Katolight

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant
Oil

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 GTA50G2?

The Cummins/Onan GTA50G2 engine has an oil capacity of 204.0 liters.

What is the displacement of the Cummins/Onan GTA50G2?

The Cummins/Onan GTA50G2 has a displacement of 50.0 liters.

Which generators use the Cummins/Onan GTA50G2 engine?

The Cummins/Onan GTA50G2 powers 6 generator set(s), including Cummins/Onan GFLB, Katolight N800FJZ4, Katolight N800FNZ4, Katolight N800FPZ4, Katolight N800FRZ4.