Facts About Generators

Perkins 1004G Engine

The Perkins 1004G is a 3.99 L 4-cylinder naturally aspirated engine rated at 1500 rpm, producing up to 49 kW. It powers generator sets from FG Wilson and Perkins, including the P40P1, P44E1, P45P1 and P50E1. It holds 8.1 L (2.1 gal) of oil and 21 L (5.5 gal) of coolant.

Engine specifications

Oil capacity8.1 L
Coolant capacity21.0 L
Displacement3.99 L
Cylinders4
AspirationNaturally aspirated
Rated speed1500 rpm

Generator sets powered by this engine

Shared across brands: FG Wilson, Perkins