3508C

Bore
6.7 in / 170 mm
Stroke
7.5 in / 190 mm
Displacement
2107 in³ / 34.5 l

The 3508C marine propulsion engine meets IMO II emissions regulation and delivers more power with lower emissions for your marine propulsion needs. Additionally, the 3508C provides outstanding fuel efficiency and lube oil consumption. Standard or reverse rotation options are available as well as worldwide parts and service. The 3500 engine platform is a streamlined and proven design that provides industry-leading reliability & durability.

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IMO II / IMO III Solutions
Power Rating
Power Range 775-1100 bhp (578-820 bkW)
Engine Specifications
Speed Range 1200-1600 rpm
Emissions IMO II, EU IW
Aspiration TTA
Bore 6.7 in / 170 mm
Stroke 7.5 in / 190 mm
Displacement 2107 in³ / 34.5 l
Rotation from Flywheel End Counterclockwise or Clockwise
Configuration Vee 8, 4-Stroke-Cycle Diesel
Dimensions & Weights
Minimum Dry Weight 10935 lb / 4960 kg
Length 83.4 in / 2117 mm
Height 72 in / 1829 mm
Width 67 in / 1703 mm

Standard Equipment

  • Fuel System
    • Fuel filter, RH, with service indicators.
    • Fuel transfer pump.
    • Electronically controlled init injectors
  • Instrumentation
    • Graphical Unit (Marine Power Display) for analog or digital display of
  • Lube System
    • Crankcase breather, Top mounted
    • Oil filter, RH, with service indicators
    • Oil filler and dipstick, RH
    • Standard sump oil pan (500 Hour oil change interval)
    • Oil pump, gear type
  • Mounting System
    • Rails, engine mounting, ledge type, 203 mm x 203 mm (8 in x 8 in)
  • Power Takeoffs
    • Accessory drive
    • Front housing, two-sided
  • Protection System
    • A4 ECU Electronic Monitoring System provides customer programmable engine de-rate strategies to protect against adverse operating conditions
    • AIII Electronic Monitoring System provides customer programmable engine de-ration strategies to protect against adverse operating conditions
    • Emergency stop push button (located in Electronic Instrument Panel) Safety shutoff protection:
  • General
    • Vibration damper and guard
    • Lifting eyes
    • Paint, Caterpillar Yellow engine with black rails
    • NOTE: Engines for heat exchanger cooling do NOT include heat exchanger.
  • Flywheel and Flywheel Housing
    • Flywheel, SAE No. 0, 151 teeth.
    • Flywheel housing, SAE No. 0.
  • Air Inlet System
    • Separate circuit aftercooler core, corrosion resistant coated (air side)
    • Air cleaner, regular duty
    • Dual turbochargers, 152 mm (6 in) OD straight connection
  • Control System
    • Dual Caterpillar A-III Electronic Engine Control, LH with Electronic Unit Injector Fuel System
    • Rigid Wiring Harness (10 amp DC power required to drive Electronic Engine Control Module)
  • Cooling System
    • Oil cooler
    • Thermostats and housing, Full open temperature 92 C (198 F)
    • Jacket water pump, gear driven, centrifugal
    • Auxiliary fresh water pump with SCAC engines
    • Auxiliary sea water pump, Centrifugal, Non-self-priming
    • Expansion tank
  • Exhaust System
    • Dry gas tight exhaust manifolds with heat shields.
    • Dual turbochargers with watercooled bearings and heat shield.
    • Exhaust outlet, vertical, 203 mm (8 in) round flanged.

Optional Equipment

  • Charging System
    • Battery Charger, 10 amp
    • Charging Alternators
  • Cooling System
    • Water Level Switch Gauge
    • Coolant Level Sensors
    • Connections
    • Keel Cooling Conversions
    • Heat Exchangers
    • Auxiliary Water Pumps
    • Sea Water Pump Removal
    • Coolant Shunt Tanks
    • Air Separator
    • Marine Gear Cooling
  • Instrumentation
    • PL1000T Communication Module
    • Customer Interface
    • Thermocouples
    • Remote Panel Display
    • Remote Cylinder Temperature Display
    • Pilot House Instrument Panels
    • Marine Gear Sensors
    • Engine Vision Display System
  • Mounting System
    • Engine Supports
    • Vibration Isolators
  • Power Take-Offs
    • Front Housing Accessories
    • Flexible Coupling and Guards
    • Upper Left Hand Front Location:
    • Upper Right Hand Front Location:
    • Upper Right Hand Rear Location:
    • Lower Left Hand Front Location:
    • Lower Left Hand Rear Location:
    • Front Housing Accessory Drives
    • Upper LH Accessory Drive
    • Upper RH Accessory Drive
    • Front Power Take Offs
    • Crankshaft Pulleys
    • Damper Guard Removals
  • Air Inlet System
    • Remote Air Inlet Adapters
  • Control System
    • Throttle Position Sensor
    • Throttle Position Signal Conv.
    • Throttle Position Sensor Removal
    • Local Speed Throttle Control
    • Throttle Synchronization
  • Exhaust System
    • Exhaust Outlet
    • Flexible Fittings
    • Elbows
    • Flanges
    • Flange and Exhaust Expanders
    • Mufflers
  • Lube System
    • Oil Pan
    • Oil Pan Accessories
    • Sump Pumps
    • Lubricating Oil
  • Protection System
    • Air Inlet Shutoffs
    • Switches and Contactors
    • Explosion Relief Valve
    • Sensors
  • Special Appearance
    • Special Appearance Packages with Chrome Covers
    • Chrome Plated Relief Valves
    • Black Air Cleaners
    • Yacht Class Finish
  • Starting System
    • Starting Motors or Barring Device
    • Air Starting Motor Options:
    • Starting Aids
    • Battery Sets - 24 Volt - Dry
    • Battery rack
  • General
    • Tool set
    • Caterpillar datalink wire
  • Packing
    • Shrink Wrap Protection
    • Storage Preservation with Glycol Solution/Vapor Corrosion Inhibitor
    • Storage Preservation with Vapor Corrosion Inhibitor
    • Export Packaging
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