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3512C (HD) Well Stimulation Engine

3512C (HD) Well Stimulation Engine

At a Glance

Minimum Rating
2250 BHP
Maximum Rating
2500 BHP
Non-current EPA Tier 2 and China Stage III
113.8 in
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Well stimulation operations in the oilfield are complex and demanding. The 3512C (HD) engine for well stimulation operations was specifically developed to reach the highest power nodes while meeting the highest standards in durability, reliability, and emissions. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512C (HD) engines, with ratings: 1603-1864 bkW (2150-2500 bhp) @ 1900 rpm meet IMO Tier II, China Stage III, U.S. EPA Marine Tier 2, and U.S. EPA Non-road Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

General Specifications

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Minimum Rating 2250BHP
Maximum Rating 2500BHP
Aspiration Turbocharged-Aftercooled
Displacement 58.9in³
Flywheel and Flywheel Housing SAE No. 0
Flywheel Teeth 151
Stroke 8.5in
Bore 6.7in


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Emissions Non-current EPA Tier 2 and China Stage III


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Length 113.8in
Width 64.2in
Height 86.1in
Weight 14145lb