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Komatsu SA6D108E Engine

The Komatsu SA6D108E is a 7.1 L 6-cylinder turbocharged, aftercooled engine rated at 1800 rpm. It powers generator sets from MQ Power, including the DCA-180SSK.

Also known as: KOMATSU SA6D108E

Part of the Komatsu SA6D108E engine family — 2 variants share parts & fitment.

7.1 L
Displacement
6
Cylinders
1800 rpm
Rated speed

Engine specifications

Displacement7.1 L
Cylinders6
AspirationTurbocharged, Aftercooled
Rated speed1800 rpm

Generator sets powered by this engine

1

Common problems

3
  • Engine does not start
    Cause: No fuel
    Fix: Replace fuel
  • Engine speed and AC power cannot be used
    Cause: Voltage is too low
  • Engine speeds and power voltage is too low
    Cause: Defective circuit breaker (protector)
    Fix: Replace circuit breaker (protector)

Compiled from service & troubleshooting documentation across every generator set that uses the Komatsu SA6D108E.

Parts cataloged across the Komatsu SA6D108E family

7
Part #DescriptionCategory
310-537-3700MainService part / kit
310-638-8046Service DepartmentService part / kit
800-421-1244MainService part / kit
800-427-1244Parts DepartmentService part / kit
800-835-2551Service DepartmentService part / kit
C0874300704AParts List No.Service part / kit
C0875300304Parts List No.Service part / kit

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Aftermarket parts that fit this engine

2
600-815-7660 FridayParts $210.00 6222-83-8120 FridayParts $384.29

Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.

Also used in

4
  • Komatsu PC300AV — Excavator Tracked
  • Komatsu PC300HD-5 — Excavator Tracked
  • Komatsu PC300LC-5 — Excavator Tracked
  • Komatsu WA350-3-X — Loader Wheeled

Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.

Common questions

What is the displacement of the Komatsu SA6D108E?

The Komatsu SA6D108E has a displacement of 7.1 liters with 6 cylinders.

Which generators use the Komatsu SA6D108E engine?

The Komatsu SA6D108E powers 1 generator set(s), including MQ Power DCA-180SSK.

What is a common problem with the Komatsu SA6D108E engine?

A commonly reported issue on generators using the Komatsu SA6D108E is: Engine does not start. Cause: No fuel. Fix: Replace fuel.