Cat® 3516C Industrial Power Unit

Cat® 3516C Industrial Power Unit

The Cat® 3516C Industrial Power Unit is offered at 1566 bkW (2100 bhp) @ 1750 rpm and is U.S. EPA Tier 2 Nonroad Equivalent. Conveniently pre-configured for a wide range of applications, the 3516C Industrial Power Unit is a complete power package containing a radiator, flywheel, alternator and alternator wiring completely pre-assembled for fast, straightforward installation in a number of OEM, customer and packager applications. These fuel efficient units are ready made for irrigation, industrial, mining and other pump applications.

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Power Rating

Minimum Power
Maximum Power
Rated Speed
1750 rpm

Emission Standards

U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified)


Engine Configuration
V-16, 4-Stroke-Cycle Diesel
170 mm (6.7 in)
215 mm (8.5 in)
78 L (4760 in³)
Turbocharged Aftercooled
Compression Ratio
Rotation (from flywheel end)
Lube System (refill)
401.3 l (424 qt)

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

3278 mm (129 in)
1530 mm (60 in)
2062 mm (81 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
7840 kg (17,284 lb)

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
  • 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