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Caterpillar CAT C9 ATAAC Engine Engine

The Caterpillar CAT C9 ATAAC is a 8.8 L 6-cylinder turbo air to air engine rated at 1800 rpm. It powers generator sets from Caterpillar, including the DM8505 and EM0095. It holds 39 L (10.3 gal) of oil and 22 L (5.8 gal) of coolant.

Part of the Caterpillar CAT engine family — 3 variants share parts & fitment.

8.8 L
Displacement
6
Cylinders
1800 rpm
Rated speed
39.0 L
Oil capacity

Engine specifications

Oil capacity39.0 L
Coolant capacity22.0 L
Displacement8.8 L
Cylinders6
AspirationTurbo Air to Air
Rated speed1800 rpm

Generator sets powered by this engine

3
Caterpillar CAT C9 ATAACCaterpillar DM8505Caterpillar EM0095

Common questions

What is the oil capacity of the Caterpillar CAT C9 ATAAC?

The Caterpillar CAT C9 ATAAC engine has an oil capacity of 39.0 liters.

What is the displacement of the Caterpillar CAT C9 ATAAC?

The Caterpillar CAT C9 ATAAC has a displacement of 8.8 liters with 6 cylinders.

Which generators use the Caterpillar CAT C9 ATAAC engine?

The Caterpillar CAT C9 ATAAC powers 3 generator set(s), including Caterpillar CAT C9 ATAAC, Caterpillar DM8505, Caterpillar EM0095.