HomeEnginesCummins/Onan 4BTAA3.9-G4

Cummins/Onan 4BTAA3.9-G4 Engine Engine

The Cummins/Onan 4BTAA3.9-G4 is a 3.9 L 4-cylinder turbocharged, charge air cooled engine rated at 1500 rpm. It powers generator sets from Cummins/Onan, including the B3.9 Series. It holds 16 L (4.2 gal) of oil and 19 L (5.0 gal) of coolant.

3.9 L
Displacement
4
Cylinders
1500 rpm
Rated speed
16.0 L
Oil capacity

Engine specifications

Oil capacity16.0 L
Coolant capacity19.0 L
Displacement3.9 L
Cylinders4
AspirationTurbocharged, Charge Air Cooled
Rated speed1500 rpm

Generator sets powered by this engine

1
Cummins/Onan B3.9 Series

Common questions

What is the oil capacity of the Cummins/Onan 4BTAA3.9-G4?

The Cummins/Onan 4BTAA3.9-G4 engine has an oil capacity of 16.0 liters.

What is the displacement of the Cummins/Onan 4BTAA3.9-G4?

The Cummins/Onan 4BTAA3.9-G4 has a displacement of 3.9 liters with 4 cylinders.

Which generators use the Cummins/Onan 4BTAA3.9-G4 engine?

The Cummins/Onan 4BTAA3.9-G4 powers 1 generator set(s), including Cummins/Onan B3.9 Series.