3508

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. 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.


SPECIFICATIONS
Engine Specifications
Minimum Rating 680 BHP
Maximum Rating 1135 BHP
Emissions Non-certified
Rated Speed 1900 r/min
Bore 6.69 in
Stroke 7.48 in
Displacement 2111 in³
Aspiration Turbocharged-Aftercooled
Governor and Protection W3161
Engine Weight - Net Dry 9500 lb
Oil Change Interval 500
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 00
Flywheel Teeth 151


Capacity for Liquids
Minimum Cooling System - Engine Only 27.2 gal (US)


Dimensions
Length 84.1 in
Width 67 in
Height 67.7 in


BENEFITS & 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.

Over 80 Years of Engine Manufacturing Experience


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

Web Site


For all your petroleum power requirements, visit www.catoilandgasinfo.com.

Web Site


For all your petroleum power requirements, visit www.catoilandgasinfo.com.

EQUIPMENT
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
  • Water level switch gauge
  • Air separator
  • Coolant level sensors
  • Connections
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