HomeEnginesCaterpillar G3406 NA

Caterpillar G3406 NA Engine Engine

The Caterpillar G3406 NA is a 14.6 L naturally aspirated engine rated at 1800 rpm. It powers generator sets from Caterpillar, including the CAT G3406 NA GAS ENGINE and G3406 NA GAS ENGINE. It holds 53 L (14.0 gal) of coolant.

Part of the Caterpillar G3406 engine family — 3 variants share parts & fitment.

14.6 L
Displacement
1800 rpm
Rated speed

Engine specifications

Coolant capacity53.0 L
Displacement14.6 L
AspirationNaturally aspirated
Rated speed1800 rpm

Generator sets powered by this engine

2
Caterpillar CAT G3406 NA GAS ENGINECaterpillar G3406 NA GAS ENGINE

Parts cataloged across the Caterpillar G3406 family

5
Part #DescriptionCategory
8N1726Connecting rodsconnecting_rod
108-3515Gasketgasket
176-7748Gasketgasket
2N-2839Spark Plug - Fine wire plugspark_plug
4W-2256Spark Plug - Fine wire plugspark_plug

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 Caterpillar G3406 NA?

The Caterpillar G3406 NA has a displacement of 14.6 liters.

Which generators use the Caterpillar G3406 NA engine?

The Caterpillar G3406 NA powers 2 generator set(s), including Caterpillar CAT G3406 NA GAS ENGINE, Caterpillar G3406 NA GAS ENGINE.