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C13 ACERT™ Tier 4 Interim Engine

C13 ACERT™ Tier 4 Interim Engine

At a Glance

Minimum Rating
385 BHP
Maximum Rating
520 BHP
U.S. EPA Tier 4 Interim, EU Stage IIIB
47.4 in
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Cat C13 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C13 ACERT engines to deliver excellent performance with low operating costs while meeting tight environmental requirements.This is an ideal engine for applications that require Tier 4 Interim or EU Stage IIIB emissions certifications in well service applications such as workover rigs, pump skids, acidizing units, cementing units, blenders, and hydraulic power units.Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.C13 ACERT engines, with ratings: 287-388 bkW (385-520 bhp) @ 1800-2100 rpm, meet U.S. EPA Tier 4 Interim, EU Stage IIIB emission standards and are designed to meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. This information about Emissions describes the particular rating’s emissions technology. For more information about emissions certification, please contact your local Cat dealer.

General Specifications

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Minimum Rating 385BHP
Maximum Rating 520BHP
Governor and Protection Electronic ADEM™ A4
Aspiration Turbocharged-Aftercooled
Displacement 762.8in³
Flywheel and Flywheel Housing SAE No. 1
Flywheel Teeth 113
Rotation from Flywheel End Counterclockwise
Stroke 6.2in
Bore 5.1in


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Emissions U.S. EPA Tier 4 Interim, EU Stage IIIB


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Length 47.4in
Width 36.74in
Height 46.7in
Weight 2976lb

Capacity for Liquids

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Lube Oil System - Refill 35.9gal (US)
Cooling System 19.8gal (US)