Cat?� 3512B Industrial Diesel Engine

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The Cat?� 3512B Industrial Diesel Engine is offered in ratings ranging from 1119-1231 bkW (1500-1650 bhp) @ 1800 rpm. These ratings are non-certified and are available for global non-regulated areas. 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.

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Maximum Power 1650hp
Maximum Torque 5296lb-ft @ 1450 rpm
Minimum Power 1500hp
Rated Speed 1800 rpm
Emissions Non-Certified
Height 71.1in
Length 120.8in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 13400lb
Width 70.3in
Aftertreatment -
Aspiration Turbocharged Aftercooled
Bore 6.7in
Displacement 3158in³
Engine Configuration V-12, 4-Stroke-Cycle Diesel
Rotation from Flywheel End Counterclockwise
Stroke 7.5in

Standard Equipment:

  • 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

Optional Equipment:

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