Facts About Generators

Isuzu 6HK1X Engine

The Isuzu 6HK1X is a 7.79 L engine rated at 1500 rpm. It powers generator sets from AIRMAN, including the SDG220L-1B1, SDG220LX-1B1, SDG250L-1B1 and SDG250LX-1B1. It holds 21.5 L (5.7 gal) of oil and 41 L (10.8 gal) of coolant.

Engine specifications

Oil capacity21.5 L
Coolant capacity41.0 L
Displacement7.79 L
Rated speed1500 rpm

Generator sets powered by this engine