Facts About Generators

Yanmar 4TNV98 Engine

The Yanmar 4TNV98 is a 3.32 L naturally aspirated engine rated at 1800 rpm. It powers generator sets from Kohler, including the 25EFORZD and 30EORZD. It holds 10.2 L (2.7 gal) of oil and 15 L (4.0 gal) of coolant.

Engine specifications

Oil capacity10.2 L
Coolant capacity15.0 L
Displacement3.319 L
Aspirationnaturally aspirated
Rated speed1800 rpm

Generator sets powered by this engine