USED CAT D379
Overview
(Heavy-Duty Industrial / Oilfield Engine)
Manufacturer: Caterpillar
Engine Model: D379
Engine Type: Inline 6-cylinder, 4-stroke diesel
Aspiration: Turbocharged
Fuel Type: Diesel
Fuel System: Mechanical direct injection
Duty Rating: Continuous heavy-duty service
Era: Legacy heavy-iron CAT industrial engine
(Exact rating varies by arrangement & governor)
Rated Power: 650 – 750 HP
Rated Speed: 1,000 – 1,200 RPM
Peak Torque: Extremely high low-RPM torque
Torque Rise: ~30%
Common Oilfield Ratings
700 HP @ 1,050 RPM
750 HP @ 1,200 RPM
Configuration: Inline 6
Displacement: ~1,450 in³ (≈23.8 L)
Bore: 7.0 in (178 mm)
Stroke: 7.5 in (191 mm)
Compression Ratio: ~14.5:1
Rotation: Counterclockwise (flywheel end)
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