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Cat® 3512B Industrial Diesel Engine

For your largest power needs in any environment, Cat® 3512B Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3512B engines include Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers. These 3512B engines, with ratings: 1119-1231 bkW (1500-1650 bhp) @ 1800 rpm, are non-certified. They are available for global non-regulated areas.

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    • Emission Standards
      Emissions
      Non-Certified
    • Engine Dimensions - Approximate
      Height
      71.1 in
      Length
      120.8 in
      Weight - Net Dry - Basic Operating Engine Without Optional Attachments
      13400 lb
      Width
      70.3 in
    • General
      Aftertreatment
      -
      Aspiration
      Turbocharged Aftercooled
      Bore
      6.7 in
      Displacement
      3158 in³
      Engine Configuration
      V-12, 4-Stroke-Cycle Diesel
      Rotation from Flywheel End
      Counterclockwise
      Stroke
      7.5 in
    • Power Rating
      Maximum Power
      1650 HP
      Maximum Torque
      5296 lb-ft @ 1450 rpm
      Minimum Power
      1500 HP
      Rated Speed
      1800 rpm
    Air Inlet System
    • Aftercooler core, corrosion resistant coated (air side)
    • Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
    • Turbocharger, rear mounted
    • Jacket water aftercooled
    Control System
    • Governor, RH, 3161 with self contained synthetic oil sump
    • Air-fuel ratio control
    • Mechanical speed control, without torque control
    • Governor control
    • Positive locking
    Cooling System
    • Thermostats and housing
    • Jacket water pump, centrifugal
    Exhaust System
    • Exhaust manifold, dry
    Flywheels and Flywheel Housing
    • SAE No. 00 flywheel
    • 183 flywheel teeth
    • SAE No. 00 flywheel housing
    Fuel System
    • Fuel filter, with service indicators, cartridge type with RH service
    • Fuel transfer pump
    Instrumentation
    • Instrument Panel, RH
    • Engine oil pressure gauge
    • Fuel pressure gauge
    • Oil filter differential gauge
    • Jacket water temperature gauge
    • Service meter, electric
    • Tachometer
    Lube System
    • Crankcase breather, top mounted
    • Oil cooler
    • Oil filler
    • Oil dipstick
    • Oil pump
    • Oil filter, cartridge type with RH service
    • Shallow oil pan
    • Fumes disposal (not installed)
    Mounting System
    • Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
    Power Take Off
    • Accessory drive, upper RH
    • Front housing, single sided
    Protection System
    • Junction box
    • Manual shutoff, RH
    • Safety shutoff protection, energized to shutdown
    • Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
    • Water temperature
    • Overspeed
    • 3161 governor solenoid energized to shutdown
    Starting System
    • Starting switch
    General
    • Vibration damper
    • Lifting eyes
    • Paint: Caterpillar yellow, with optional colors available at request