HomeEnginesCummins/Onan GTA8.3-G1

Cummins/Onan GTA8.3-G1 Engine Engine

The Cummins/Onan GTA8.3-G1 is a 8.3 L 6-cylinder natural gas engine rated at 2000 rpm. It powers generator sets from Cummins/Onan, including the GGKB.

Also known as: Cummins GTA8.3-G1

Part of the Cummins/Onan GTA8.3 engine family — 2 variants share parts & fitment.

8.3 L
Displacement
6
Cylinders
2000 rpm
Rated speed

Engine specifications

Displacement8.3 L
Cylinders6
AspirationNatural Gas
Rated speed2000 rpm

Generator sets powered by this engine

1
Cummins/Onan GGKB

Parts cataloged across the Cummins/Onan GTA8.3 family

6
Part #DescriptionCategory
100-025-001Air Filterair_filter
100-029-001Spark plugair_filter
100-028-001Coolant Filterbelt
100-026-001Filling valve (optional: without filling hoses)oil_filter
100-027-001Concentric suction/pressure valve (optional: without filling hoses)oil_filter
100-030-001Oil Filteroil_filter

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Common questions

What is the displacement of the Cummins/Onan GTA8.3-G1?

The Cummins/Onan GTA8.3-G1 has a displacement of 8.3 liters with 6 cylinders.

Which generators use the Cummins/Onan GTA8.3-G1 engine?

The Cummins/Onan GTA8.3-G1 powers 1 generator set(s), including Cummins/Onan GGKB.