Facts About Generators

Cummins/Onan 6BT5.9-G1 Engine

The Cummins/Onan 6BT5.9-G1 is a 5.9 L turbocharged engine rated at 1500 rpm. It powers generator sets from Cummins/Onan, including the C80 D5. It holds 16 L (4.2 gal) of oil and 8 L (2.1 gal) of coolant.

Engine specifications

Oil capacity16.0 L
Coolant capacity8.0 L
Displacement5.9 L
AspirationTurbocharged
Rated speed1500 rpm

Generator sets powered by this engine