HomeEnginesPerkins MJB 250 MA4

Perkins MJB 250 MA4 Engine

The Perkins MJB 250 MA4 is a 1.61 L 6-cylinder charge cooled engine rated at 1700 rpm, producing up to 125 kW. It powers generator sets from FG Wilson, including the P150. It holds 38.5 L (10.2 gal) of oil and 44.8 L (11.8 gal) of coolant.

Also known as: Perkins® MJB 250 MA4

1.61 L
Displacement
6
Cylinders
1700 rpm
Rated speed
125 kW
Gross power

Engine specifications

Oil capacity38.5 L
Coolant capacity44.8 L
Displacement1.61 L
Cylinders6
AspirationCharge Cooled
Rated speed1700 rpm
Gross power125 kW

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterReplaceable Element1000 hr
Fuel filterSpin-On, Full Flow1000 hr
Oil filterReplaceable Element1000 hr
OilAPI CD 15W-4029.8 l (US gal)1000 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 oil capacity of the Perkins MJB 250 MA4?

The Perkins MJB 250 MA4 engine has an oil capacity of 38.5 liters.

What is the displacement of the Perkins MJB 250 MA4?

The Perkins MJB 250 MA4 has a displacement of 1.61 liters with 6 cylinders.

Which generators use the Perkins MJB 250 MA4 engine?

The Perkins MJB 250 MA4 powers 1 generator set(s), including FG Wilson P150.

How often should you change the oil in the Perkins MJB 250 MA4?

The Perkins MJB 250 MA4 oil change interval is every 1000 hours.