HomeEnginesKubota WG1605-G/E3

Kubota WG1605-G/E3 Engine

The Kubota WG1605-G/E3 is a 1.54 L 4-cylinder 4-cycle engine rated at 3600 rpm, producing up to 42.5 kW. It powers generator sets from Kubota, including the WG1605-G-E3.

Also known as: KUBOTA WG1605-G/E3

Part of the Kubota WG1605 engine family — 2 variants share parts & fitment.

1.537 L
Displacement
4
Cylinders
3600 rpm
Rated speed
42 kW
Gross power

Engine specifications

Displacement1.537 L
Cylinders4
Aspiration4-cycle
Rated speed3600 rpm
Gross power42 kW

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterClean or replace air cleaner element every year or every 6th cleaning.50 hr
Fuel filterCheck and clean the fuel filter if dirty, replace it if necessary.100 hr
Oil filterReplace the oil filter cartridge with a KUBOTA genuine filter or its equivalent.50 hr
BatteryCheck battery electrolyte level and add distilled water as needed.50 hr
CoolantCheck and replenish coolant level as needed, with specific instructions for recovery tanks and non-recovery tanks.50 hr
OilChange engine oil and replace oil filter cartridge after the first 50 hours of operation.8 hr
Spark plugClean or replace spark plug as needed, check gap with feeler gauge and adjust.100 hr

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 displacement of the Kubota WG1605-G/E3?

The Kubota WG1605-G/E3 has a displacement of 1.537 liters with 4 cylinders.

Which generators use the Kubota WG1605-G/E3 engine?

The Kubota WG1605-G/E3 powers 1 generator set(s), including Kubota WG1605-G-E3.

How often should you change the oil in the Kubota WG1605-G/E3?

The Kubota WG1605-G/E3 oil change interval is every 8 hours.