Facts About Generators

Cummins/Onan NTA855-G3 Engine

The Cummins/Onan NTA855-G3 is a 14 L turbocharged and aftercooled engine rated at 1500 rpm. It powers generator sets from Cummins Power System, Cummins/Onan and Onan Power System, including the 310 NTA3/xxxxx E, 310DFCC, 350DFCC and DFCC. It holds 37.9 L (10.0 gal) of oil and 51.1 L (13.5 gal) of coolant.

Engine specifications

Oil capacity37.9 L
Coolant capacity51.1 L
Displacement14.0 L
AspirationTurbocharged and Aftercooled
Rated speed1500 rpm

Generator sets powered by this engine

Shared across brands: Cummins Power System, Cummins/Onan, Onan Power System