HomeEnginesCummins/Onan 6LTAA9.5

Cummins/Onan 6LTAA9.5 Engine

The Cummins/Onan 6LTAA9.5 is a 9.5 L 6-cylinder turbocharged, air-cooled engine rated at 1500 rpm. It powers generator sets from Cummins/Onan, including the 6LTAA9.5-G3.

Also known as: Cummins 6LTAA9.5

Part of the Cummins/Onan 6LTAA9.5 engine family — 2 variants share parts & fitment.

9.5 L
Displacement
6
Cylinders
1500 rpm
Rated speed

Engine specifications

Displacement9.5 L
Cylinders6
Aspirationturbocharged, air-cooled
Rated speed1500 rpm

Recommended fluids

FluidGradeStandardAmbientCapacityNotes
Coolant50% ethylene glycol; 50% water55.5 lCoolpac cooling system coolant capacity

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What is the displacement of the Cummins/Onan 6LTAA9.5?

The Cummins/Onan 6LTAA9.5 has a displacement of 9.5 liters with 6 cylinders.

Which generators use the Cummins/Onan 6LTAA9.5 engine?

The Cummins/Onan 6LTAA9.5 powers 1 generator set(s), including Cummins/Onan 6LTAA9.5-G3.