Industrial Diesel Engines

Cat Cat® 3508 Diesel Engine

Maximum Power 1000 HP

Maximum Torque 3144 lb-ft @ 1450 rpm

Emissions Non-Certified

For your largest power needs in any environment, Cat® 3508 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 3508 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. 3508 engines, with ratings: 507-746 bkW (680-1000 bhp) @ 1200-1800 rpm, are non-certified. They are available for global non-regulated areas.

Reliable, Quiet and Durable Power

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, an…

World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
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Fuel Efficiency

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating…

Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
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Quality

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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World-class Product Support Offered Through Global Cat Dealer Network

Scheduled maintenance, including SOSSM sample Customer Support Agreements (CSA) Caterpillar Extended Service Coverage (ESC) Supe…

  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
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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. 0 flywheel
  • 151 flywheel teeth
  • SAE No. 0 flywheel housing
  • SAE standard rotation
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.
  • Included on selected top level engines
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

Technical Specifications

  • Power Rating
    Maximum Power 1000 HP
    Maximum Torque 3144 lb-ft @ 1450 rpm
    Rated Speed 1200-1800 rpm
    Minimum Power 680 HP
  • Emissions Non-Certified
  • Engine Configuration V-8, 4-Stroke-Cycle Diesel
    Bore 6.7 in
    Stroke 7.5 in
    Displacement 2107 in³
    Compression Ratio 13.0:1
    Aspiration Turbocharged Aftercooled
    Rotation from Flywheel End Counterclockwise
    Aftertreatment -
  • Length 84 in
    Width 67 in
    Height 68 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 9500 lb

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