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M12 Engine

The M12 is a 0.48 L engine, producing up to 9 kW. It powers generator sets from Kohler.

Also known as: M12

0.4765 L
Displacement
9 kW
Gross power

Engine specifications

Displacement0.4765 L
Gross power9 kW

Generator sets powered by this engine

1

Common problems

1
  • Will Not Start
    Cause: Improper Fuel, Dirty Air Cleaner, Incorrect Spark Plug

Compiled from service & troubleshooting documentation across every generator set that uses the M12.

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterCheck air cleaner for dirty, loose, or damaged parts. Check air intake and cooling areas, clean as necessary.700 hr find
Fuel filter find
Oil filter2500 hr find
Belt find
Coolant
OilChange oil after the first 5 hours of operation. Thereafter, change oil after every 25 hours of operation.1.0 U.S. qt.25 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 M12?

The M12 has a displacement of 0.4765 liters.

Which generators use the M12 engine?

The M12 powers 1 generator set(s), including Kohler M12.

How often should you change the oil in the M12?

The M12 oil change interval is every 25 hours.

What is a common problem with the M12 engine?

A commonly reported issue on generators using the M12 is: Will Not Start. Cause: Improper Fuel, Dirty Air Cleaner, Incorrect Spark Plug.