Caterpillar C15 Diesel Engine

Arrangement No. 359-2103

General

• Manufacturer: Caterpillar

• Engine Model: C15

• Arrangement Number: 359-2103

• Engine Type: Inline 6-cylinder, 4-stroke diesel

• Aspiration: Turbocharged & aftercooled

• Fuel System: Electronic Unit Injection (ACERT)

• Engine Management: CAT ADEM ECM

• Application: Industrial / oilfield pump drive

• Duty Rating: Continuous heavy-duty service

Performance (Typical for Arr. 359-2103)

(Exact output may vary slightly by ECM file & rating class)

• Rated Power: 475 – 550 HP

• Rated Speed: 1,800 RPM

• Peak Torque: ~1,900 – 2,100 lb-ft

• Torque Rise: ~30%

Common Oilfield Rating

• 550 HP @ 1,800 RPM (continuous pump-drive duty)

Engine Specifications

• Configuration: Inline 6

• Displacement: 928 in³ (15.2 L)

• Bore: 5.4 in (137 mm)

• Stroke: 6.1 in (155 mm)

• Compression Ratio: ~17.0:1

• Firing Order: 1-5-3-6-2-4

• Rotation: Counterclockwise (flywheel end)