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Ford Motor LSG875 Engine

The Ford Motor LSG875 is a 7.5 L 8-cylinder natural engine rated at 1800 rpm. It powers generator sets from Olympian, including the G60F1 and G75F1. It holds 8.5 L (2.2 gal) of oil and 28.8 L (7.6 gal) of coolant.

Also known as: Ford Motor Co. LSG875

7.5 L
Displacement
8
Cylinders
1800 rpm
Rated speed
8.5 L
Oil capacity

Engine specifications

Oil capacity8.5 L
Coolant capacity28.8 L
Displacement7.5 L
Cylinders8
AspirationNatural
Rated speed1800 rpm

Generator sets powered by this engine

2

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterDry, replaceable paper element type with restriction indicator
Oil filterSpin-On, Full Flow
Coolant28.8 L
OilAPI CD 15W-408.5 L

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Service specifications

10
TypeItemValueUnitCondition
OtherPiston Speed19.3ft/sec
OtherWaveform Distortion (THD)less than 1.8%no load to full load
PressureMaximum Air Cleaner Restriction15in H2O
PressureMaximum Allowable Exhaust Backpressure2.0in Hg
SpeedFrequency±0.25%for constant load, no load to full load
SpeedOverspeed Capability125%
TemperatureMaximum Ambient Temperature (standard)110°F
TemperatureMinimum Temperature to Engine169°F
TemperatureTemperature Rise Across Engine15°F
VoltageVoltage Regulation±0.5%at steady state from no load to full load

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

Recommended fluids

FluidGradeStandardAmbientCapacityNotes
Coolant-30FLevel Good
Engine oilAPI CD 15W-40API CD8.5 LTotal oil capacity; oil pan capacity 2.0 U.S. gal (7.6 L)

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

Procedures

1
Generator Check List maintenance
  1. Check coolant level and record freeze protection: Level Good -30F.
  2. Visual inspection of radiator: No visible issues or performance issues.
  3. Visual inspection of radiator hoses: No visible issues.
  4. Check condition of coolant hoses: Good Condition.
  5. Check condition of fuel hoses: No visible issues.
  6. Check condition of engine belts: FAIR Condition.
  7. Genset has battery charger: 120VAC/12VDC/10A.
  8. Genset has coolant heater: 120VAC/1500W.
  9. Check engine oil level: Oil level is full.
  10. Engine oil filters last changed date and HRS: 1-25-21.
  11. Inspect exhaust system for cracks / leaks: Exhaust flex is cracked.
  12. Generator end is 12 lead reconnectable: YES.
  13. Generator end has PMG permanent magnet generator: AREP.

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

Voltage reconnection

VoltagePhaseConnectionLeadsNotes
110/220112 reconnectable leads
115/230112 reconnectable leads
120/208312 reconnectable leads
120/240112 reconnectable leads
120/240312 reconnectable leads
127/220312 reconnectable leads
266/460312 reconnectable leads
277/480312 reconnectable leads
347/600312 reconnectable leads

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

Common questions

What is the oil capacity of the Ford Motor LSG875?

The Ford Motor LSG875 engine has an oil capacity of 8.5 liters.

What is the displacement of the Ford Motor LSG875?

The Ford Motor LSG875 has a displacement of 7.5 liters with 8 cylinders.

Which generators use the Ford Motor LSG875 engine?

The Ford Motor LSG875 powers 2 generator set(s), including Olympian G60F1, Olympian G75F1.