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3512B Well Stimulation Engine
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Well stimulation operations in the oilfield are complex and demanding. The 3500 engine family for well stimulation operations was specifically developed to meet the highest standards in performance, durability, and reliability. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512B engines, with ratings: 1491-1678 bkW (2000-2250 bhp) @ 1900 rpm meet U.S. EPA Marine Tier 1 equivalent and U.S. Non-road EPA Tier 1 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.

Specifications
Standard Equipment

Emissions

Emissions
Non-Current EPA, Non-Road Mobile Tier 1

General Specifications

Minimum Rating
2000.0 bhp
Maximum Rating
2250.0 bhp
Aspiration
Turbocharged-Aftercooled
Displacement
3173.0 in3
Flywheel and Flywheel Housing
SAE No. 0
Flywheel Teeth
151
Stroke
7.5 in.
Bore
6.7 in

Dimensions

Length
111.3 in.
Width
70.6 in.
Height
73.3 in.
Weight
10590.0 lb
  • Air Inlet System
  • Control System
  • Cooling System
  • Exhaust System
  • Flywheels and Flywheel Housing
  • Fuel System
  • Instrumentation
  • Lube System
  • Mounting System
  • Power Take-Offs
  • Protection System
  • General