Cat C18 ACERT Hazardous Location Engines are the ideal solution for the oil and gas industry. Decades of engine service and rigorous research and development allow Cat C18 ACERT engines to deliver superior performance at low operating costs and meet stringent environmental standards. This motor is ideal for use, for example, as a mud pump driver when meeting Tier 4 Final or EU Stage IV land drilling emission requirements. Cat’s worldwide network of dealers keeps Cat engines running smoothly through ongoing support, service, parts and warranties. Cat C18 ACERT diesel engine. Rated: 429-470 kWm (575-630 hp) at 2000 rpm Designed to meet Tier 4 Final and EU Stage IV emission standards. Ratings: 563-597 kWm (755-800 HP) at 1800 rpm Designed to meet Tier 4 Final standards.


Engine Specifications C18

Minimum rated power 563 bkW
Maximum rated power 597 bkW
Emission Compliant U.S. Tier 4 Final Off-Highway Compliance
Rated speed 1800 rpm
Cylinder diameter 145 mm
Stroke 183 mm
Working volume 18.1 l
Air intake Turbocharged with air-to-air aftercooling
Regulator and protection ADEM A4
Engine weight – net dry 1580 kg
Oil change interval 250–500
Turns (flywheel side) Counter-clockwise
Flywheel and flywheel housing SAE Grade 0 or SAE Grade 1
Flywheel teeth 136 (SAE 0), 113 (SAE 1)
Minimum cooling capacity (engine only) 26.9 l
Length 1530 mm
Width 961 mm
Height 1282 mm


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