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Fire Pump Engines

Oil and gas producers have relied on Caterpillar since the industry's earliest days. For 60 years, we've powered the petroleum business on land. Now we go with it onto the ocean, hundred of miles out, thousands of feet down.

3508 Offshore Production Engine

Cat 3508 Diesel Fire Pump Engine. Ratings: 709-794 bkW (950-1065 bhp) @ 1460-1750 rpm are non-certified, not FM Approved, and not UL Listed. They are available for global non-regulated areas.

  • Specification Summary

  • Minimum Rating 709 bkW
  • Maximum Rating 795 bkW
  • Emissions Non-certified
  • Bore 170 mm
  • Specification Sheet

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Product Details

Engine Specifications

Minimum Rating 709 bkW
Maximum Rating 795 bkW
Emissions Non-certified
Bore 170 mm
Stroke 190 mm
Displacement 34.5 l
Aspiration Turbocharged Aftercooled
Engine Weight - Net Dry 5355 kg
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 0
Flywheel Teeth 151

Capacity for Liquids

Lube Oil System - Refill 114 l
Cooling System - Engine 227 l

Dimensions

Length 2350 mm
Width 1744 mm
Height 1902 mm
  • Air Inlet System
    •  Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
    •  Turbocharger, rear mounted
    •  Jacket water aftercooled
  • Control System
    •  Charging alternator 24 volt, 35 amp
    •  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
  • 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)
                • 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
                                • 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
                                    • 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
                                                  • Vibration damper
                                                    • Lifting eyes
                                                      • Paint: Caterpillar yellow, with optional colors available at request
                                                        • Cooling System
                                                          •  Emergency water connections
                                                        • Exhaust System
                                                          •  Flexible fitting
                                                          •  Exhaust elbow
                                                          •  Exhaust flange
                                                        • Fuel System
                                                          •  Primary fuel filter - cartridge type
                                                        • Lubrication System
                                                          •  Oil level regulator
                                                        • Power Take-off
                                                          •  Two-sided front housing
                                                          •  Front, upper left-hand accessory drive
                                                          •  Front, lower left-hand accessory drive
                                                          •  Auxiliary drive shaft
                                                          •  Auxiliary drive pulley
                                                        • Starting System
                                                          •  Battery - 24V
                                                          •  Battery rack

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