The Generator EngineEncyclopedia

Ford WSG873 vs Generac SG080

The Ford WSG873 and Generac SG080 are both natural gas generator engines in a similar power class. Both are rated at roughly 101 kVA. Displacement is 7.3 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationFord WSG873Generac SG080
Headline rating101 kVA100 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)80 kWe
Prime (60 Hz)81 kWe73 kWe
Displacement7.3 L4.5 L
ConfigurationV8L4
Cylinders84
Rated speed1,800 RPM1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight263.1 kg
OriginUnited StatesUnited States