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Komatsu SAA6D170E-3 Engine

The Komatsu SAA6D170E-3 is a 23.15 L 6-cylinder turbocharged, air-to-air intercooled engine rated at 1800 rpm. It powers generator sets from Komatsu and MQ Power, including the SAA6D170E and DCA800SSK. It holds 141 L (37.2 gal) of oil and 153 L (40.4 gal) of coolant.

Also known as: SAA6D170E-3, Komatsu SAA6D170E-3

Part of the Komatsu SAA6D170E engine family — 4 variants share parts & fitment.

23.15 L
Displacement
6
Cylinders
1800 rpm
Rated speed
141.0 L
Oil capacity
On this pageSpecsGenerator setsFAQProcedures

Engine specifications

Oil capacity141.0 L
Coolant capacity153.0 L
Displacement23.15 L
Cylinders6
AspirationTurbocharged, Air-to-air Intercooled
Rated speed1800 rpm

Generator sets powered by this engine

2

Shared across brands: Komatsu, MQ Power

Komatsu SAA6D170EMQ Power DCA800SSK

Procedures

1
Fuel Priming maintenance

⚠ DO NOT loosen overflow valves (item 7, left bank or item 8, right bank) or fuel will drain back from the fuel pump(s) to the tank of the unit.

  1. Loosen bleeder screw (item 1, right bank) of fuel filter.
  2. Operate priming plunger (item 2, left bank) until hard; fuel from bleeder screw (item 1, right bank) free of air.
  3. Tighten bleeder screw (item 1, right bank) of fuel filter.
  4. Loosen bleeder screw of injection pump inlet joint (item 3, left bank).
  5. Operate priming plunger (item 2, left bank) until hard; fuel from bleeder screw (item 3, left bank) free of air.
  6. Tighten bleeder screw (item 3, left bank).
  7. Tighten priming pump plunger (item 2, left bank).
  8. Loosen bleeder screw (item 4, right bank) of fuel filter.
  9. Operate priming plunger (item 5, right bank) until hard; fuel from bleeder screw (item 4, right bank) free of air.
  10. Tighten bleeder screw (item 4, right bank) of fuel filter.
  11. Loosen bleeder screw of injection pump inlet joint (item 6, right bank).
  12. Operate priming plunger (item 5, right bank) until hard; fuel from bleeder screw (item 6, left bank) free of air.
  13. Tighten bleeder screw (item 6, right bank).
  14. Tighten priming pump plunger (item 5, right bank).
  15. Ensure all bleed screws are secure and start the engine.

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Parts cataloged across the Komatsu SAA6D170E family

20
Part #DescriptionCategory
P01-0025Hydraulic drive radiator cooling fanCoolant filter
P01-0047LCD monitorDisplay
P01-0048EngineEngine
6162-16-1341GUIDE, VALVEGuide
P01-0042Blade control joystickHydraulic control
P01-0043Ripper control leverHydraulic control
P01-0044Travel control consoleHydraulic control
P01-0045Fuel control dialHydraulic control
P01-0046Palm Command Control System (PCCS) leverHydraulic control
6248-31-2410PIN, PISTON KOMATSU®Pin
6162-35-2120PISTONPiston
6240-31-2111PISTON ASS'YPiston assy
6150-61-2530PLUGPlug
600-861-912024V / 90AMP / NO PULLEYPulley
6245-21-3121SEALSeal
6162-23-3520SEAL, DUSTSeal dust
6151-71-3150SEAL, OILSeal oil
P01-0028TransmissionTransmission
P01-0029Torque converterTransmission
P01-0049Steering clutch/brake systemTransmission

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
6240-41-1200 FridayParts $2998.60 6560-71-1202 FridayParts $3043.99

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

9
  • Komatsu HD465 — Dump Truck
  • Komatsu HD465-7 — Dump Truck
  • Komatsu HD605-7 — Dump Truck
  • Komatsu PC1100-1 — Excavator Tracked
  • Komatsu PC1100-6 — Excavator Tracked
  • Komatsu PC1100LC-6 — Excavator Tracked
  • Komatsu PC1250-7 — Excavator Tracked
  • Komatsu WA600-3 — Loader Wheeled
  • Komatsu WA700-3 — 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 oil capacity of the Komatsu SAA6D170E-3?

The Komatsu SAA6D170E-3 engine has an oil capacity of 141.0 liters.

What is the displacement of the Komatsu SAA6D170E-3?

The Komatsu SAA6D170E-3 has a displacement of 23.15 liters with 6 cylinders.

Which generators use the Komatsu SAA6D170E-3 engine?

The Komatsu SAA6D170E-3 powers 2 generator set(s), including Komatsu SAA6D170E, MQ Power DCA800SSK.