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C18 ACERT™ Tier 4 Interim Engine

C18 ACERT™ Tier 4 Interim Engine

At a Glance

Minimum Rating
600 BHP
Maximum Rating
755 BHP
U.S. EPA Tier 4 Interim, EU Stage IIIB
60.2 in
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Cat C18 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C15 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 pump skids, nitrogen units, 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. C18 ACERT engines with ratings: 447-522 bkW (600-700 bhp)@ 1800-1900 rpm meet U.S. EPA Tier 4 Interim, EU Stage IIIB emission standards. Rating 563 bkW (755 bhp) @ 1800-1900 rpm meets U.S. EPA Tier 4 Interim 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 600BHP
Maximum Rating 755BHP
Governor and Protection Electronic ADEM™ A4
RPM 1900r/min
Aspiration Turbocharged-Aftercooled
Displacement 1104.5in³
Flywheel and Flywheel Housing SAE No. 0 or SAE No. 1
Flywheel Teeth 136 (SAE 0), 113 (SAE 1)
Rotation from Flywheel End Counterclockwise
Stroke 7.2in
Bore 5.7in


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


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Length 60.2in
Width 37.8in
Height 51in
Weight 3482lb

Capacity for Liquids

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Cooling System 7.1gal (US)