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3508B

3508b

Reliable, Quiet and Durable Power

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

Fuel Efficiency

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

Quality

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

Emissions

Non-certified rating. Available for global non-regulated areas.

World-class Product Support Offered Through Global Cat Dealer Network
  • Scheduled maintenance, including S•O•SSM 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
3508B 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
Overview

For your largest power needs in any environment, Cat® 3508B 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 3508B 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 3508B engines, with ratings: 746-820 bkW (1000-1100 bhp) @ 1800 rpm, are non-certified. They are available for global non-regulated areas.

Power Rating
Minimum Power746.0 bkW
Maximum Power820.0 bkW
Rated Speed1800 rpm
Emission Standards
EmissionsNon-certified
General
Engine ConfigurationV-8, 4-Stroke-Cycle Diesel
Bore170 mm (6.7 in)
Stroke190 mm (7.5 in)
Displacement34.5 L (2105 in³)
AspirationTurbocharged Aftercooled
Rotation (from flywheel end)Counterclockwise
Engine Dimensions (Approximate. Final dimensions dependent on selected options)
Length2462 mm (97 in)
Width1703 mm (67 in)
Height1720 mm (68 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)4309 kg (9500 lb)