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Generac SG275 Engine

The Generac SG275 is a 12.88 L 6-cylinder turbocharged/aftercooled engine rated at 2150 rpm, producing up to 477 kW. It powers generator sets from Generac. It holds 34.3 L (9.1 gal) of oil and 71.9 L (19.0 gal) of coolant.

Also known as: Generac SG275

12.88 L
Displacement
6
Cylinders
2150 rpm
Rated speed
477 kW
Gross power

Engine specifications

Oil capacity34.3 L
Coolant capacity71.9 L
Displacement12.88 L
Cylinders6
AspirationTurbocharged/Aftercooled
Rated speed2150 rpm
Gross power477 kW

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterAir Cleaner
Fuel filterFuel Type
Oil filterOil Filter Type
BatteryBattery Size
BeltFan Type
OilCrankcase Capacity34.3 L0161970SBY Amazon eBay
Spark plugIgnition

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Common questions

What is the oil capacity of the Generac SG275?

The Generac SG275 engine has an oil capacity of 34.3 liters.

What is the displacement of the Generac SG275?

The Generac SG275 has a displacement of 12.88 liters with 6 cylinders.

Which generators use the Generac SG275 engine?

The Generac SG275 powers 1 generator set(s), including Generac SG275.