Manufacturer: Caterpillar
Engine Model: CAT C18
Serial Number: WRH02648
Core Arrangement: 359-1886
Performance Specification: 0K-4938
ECM Software: 367-9427
Electronics Group: Electronic GP
Fuel Intercept (FLS): -23
Fuel Slope (FTS): 15
Maximum Altitude Rating: 8,859 ft
Maximum Speed Class: 2700 M
Rated Power: 800 HP (596.5 kW)
Certification Rating: 800 HP
Tag note: “Use service tool to verify current engine settings” — standard for ECM-controlled engines.
Configuration: Inline 6-cylinder
Cycle: 4-stroke diesel
Aspiration: Turbocharged & aftercooled
Fuel System: Electronic Unit Injection (ACERT)
Engine Management: CAT ADEM ECM
Duty Rating: Continuous heavy-duty industrial / oilfield service
Displacement: 1,106 in³ (18.1 L)
Bore: 5.7 in (145 mm)
Stroke: 7.2 in (183 mm)
Compression Ratio: ~16.0:1
Firing Order: 1-5-3-6-2-4
Rotation: Counterclockwise (flywheel end)