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3508 Land Drilling Engines and Generator Sets

Cat 3508 engines set the standard in the drilling industry. For many years the 3500 has been the preferred choice by drillers due to their high performance, durability, and reliability in the oilfield. The ideal application for the 3508 engine is mechanical drive for land drilling rigs. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3508 engines, with ratings: 3508 engines, with ratings: 507-846 bkW (680-1135 bhp) @ 1200-1900 rpm. Not emissions certified, available for non-regulated areas.

3508

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The Cat® 3508 is built for reliable performance in the oil and gas range, backed by Al-Bahar's regional service and support network.

Maximum Rating
1135 BHP
Emissions
Non-certified
Displacement
2111 in³
Minimum Rating
680 BHP
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  • Specifications
  • Features
  • Standard Equipment

Specifications

Engine Specifications specifications
Maximum Rating 846 bkW
Emissions Non-certified
Displacement 34.5 l
Minimum Rating 507 bkW
Bore 170 mm
Stroke 190 mm
Rated Speed 1900 r/min
Aspiration Turbocharged-Aftercooled
Governor and Protection W3161
Engine Weight - Net Dry 4309 kg
Oil Change Interval 500
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 00
Flywheel Teeth 151

Features

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Custom Packaging

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Testing

- Every Cat generator set is full-load tested to ensure proper engine performance. - Generator sets are assembled, tested, and validated as a package to ensure performance, reliability and durability.

Product Support Offered Through Global Cat Dealer Network

- More than 2,200 dealer outlets - Cat factory-trained dealer technicians service every aspect of your Cat petroleum product - Worldwide parts availability, service, and warranty - Preventive maintenance agreements available for repairbefore- failure options - S•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine: • Internal engine component condition • Presence of unwanted fluids • Presence of combustion by-products • Site-specific oil change interval

Over 80 Years of Engine Manufacturing Experience

Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Standard Equipment

Air Inlet System
  • Corrosion-resistant aftercooler core
  • Regular duty air cleaner
  • Service indicator
Control System
  • Governor, Woodward 3161 — RH
  • Pneumatic control
  • Governor control - positive locking
Cooling System
  • Thermostats and housing (dual outlet)
  • Jacket water pump, gear driven
Exhaust System
  • Dry exhaust manifold
  • Exhaust flexible fitting, adapters, and flanges
Flywheel and Housing
  • SAE No. 00 flywheel
  • SAE No. 00 flywheel housing
  • SAE standard rotation
Fuel System
  • Fuel filter
  • Fuel transfer pump
  • Flexible fuel lines
  • Fuel priming pump
Instrumentation
  • Analog instrument gauges:
Lubrication System
  • Crankcase breather
  • Oil cooler
  • Oil filter
  • Shallow oil pan
  • Oil drain extension, 2 in NPT female connection
Mounting System
  • Rails, mounting, floor type
Power take-offs
  • Accessory drive
  • Front housing, two-sided
Protection System
  • Manual shutoff control, LH
  • Junction box
  • Safety shutoff protection, energized to shutdown
Starting System
  • Air starting motor
  • Air silencer
General
  • Paint - Cat yellow
  • Vibration damper and guard
  • Lifting eyes

Optional Equipment

Air Inlet System

  • Heavy duty air cleaner
  • Remote air inlet adapters

Control System

  • Load sharing governor, 2301A
  • Load sharing module
  • Governor conversion to 0-200 mA direct rack control
  • Local speed throttle control
  • Throttle position sensors

Cooling System

  • High gloss black folded core radiators and conventional core radiators
  • Belt guard
  • Blower fan
  • Fan drive and fan pulley
  • Radiator cover

Exhaust System

  • Exhaust elbows
  • Exhaust mufflers

Fuel System

  • Primary fuel filter

Generator and Attachments

  • Low voltage extension box
  • Potential and current transformers
  • Air filter
  • Cable access box
  • Bearing RTDs

Instrumentation

  • Customer management device
  • Gauges and instrumentation panels
  • Switches and contactors

Lubrication System

  • Crankcase fumes disposal
  • Oil pan accessories

Power Take-off

  • Crankshaft pulley
  • Front stub shaft
  • Charging alternator
  • Air compressor

Protection System

  • Explosion relief valves (3)
  • Shutoffs
  • Switches and contactors

Starting System

  • Manual air starter
  • Air pressure regulator

General

  • Flywheel guard