3512C High Displacement Propulsion Engine

The Cat 3512C marine propulsion engine makes your investment work harder. Through a wide range of available power ratings, no required aftertreatment technology, and nominal rated BSFC fuel consumption – it will drive down your total cost of ownership. With a redesigned piston bowl shape to improve combustion, and improved fuel delivery, this engine is IMO II emissions compliant and committed to sustainable environmental development. Single-source support, the Caterpillar warranty, and industry-leading one-year warranty on parts make the 3512C a fully integrated marine power solution

Power Range
1340-2366 bhp (1000-1765 bkW)
Speed Range
1600-1800 rpm
Emissions
EPA Tier 3, IMO II
Aspiration
TTA
Bore
6.69in
Stroke
8.5in
Displacement
3574in³
Rotation from Flywheel End
Counterclockwise
Configuration
Vee 12, 4-Stroke-Cycle Diesel
Width
80.2in
Height
87.5in
Dry Weight
16508lb
Length
104.2in
  • Air Inlet System
    • Separate circuit aftercooler core, corrosion resistant coated (air side)
    • Powercore air cleaner
  • Control System
    • Dual Caterpillar A4 Electronic Engine Control with Electronic Unit Injector Fuel System
    • Rigid Wiring Harness (10 amp DC power required to drive Electronic Engine Control Module)
  • Exhaust System
    • 3500C engines:
  • Fuel System
    • Fuel transfer pump
    • Electronically Controlled Unit Injectors
  • Lube System
    • Crankcase breather groups, Top mounted
    • Oil filler and dipstick, LH or RH
    • Oil pump, gear type
    • 250 or 1000 hour sump oil pan
  • Power Takeoffs
    • Accessory drives: Lower RH, lower LH
    • Front housing, two-sided
  • Protection System
    • A4 Electronic Monitoring System provides customer programmable engine derating 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
    • NOTE: Engines for heat exchanger cooling do NOT include heat exchange
  • Flywheel And Flywheel Housing
    • Flywheel, SAE No. 00, 183 teeth
    • Flywheel housing, SAE No. 00
  • Cooling System
    • Oil cooler
    • Thermostats and housing, Full open temperature 92 C (198 F)
    • Jacket water pump, gear driven, centrifugal
    • Auxiliary fresh water pump
    • Aftercooler system: If using glycol, up to maximum 20% glycol concentration is allowed
  • Instrumentation
    • Electronic service meter, instrument panel (24V), start/stop switch, emergency stop button, maintenance due light, diagnostic light, warning light, maintenance clear switch, start motor magnetic switch, 15 and 3A breakers
    • Graphical Unit (Color Marine Power Display) for analog or digital of:
  • Air Inlet System
    • Air Inlet Adapters
  • Charging System
    • Battery Chargers
    • Charging Alternator
  • Control System
    • Throttle Control
  • Cooling System
    • Coolant Shunt Tank
    • Cooling System Options
  • Exhaust System
    • Flexible Fittings
    • Elbows
    • Flanges
    • Flange and Exhaust Expanders
    • Mufflers
  • Fuel System
    • Fuel Cooler Heat Exchanger – Sea Water
    • Primary Fuel Filter
    • Fuel Level Switch
    • Rigid Fuel Lines
    • Flexible Fuel Lines
  • Instrumentation
    • Communication Modules
    • Color Marine Power Display System
    • Pilot House Instrument Panels
    • Marine Gear Sensors
  • Lube System
    • Sump Pumps
    • Lubricating Oil
  • Power Take-offs
    • Stub Shafts
    • Crankshaft Pulleys
    • Damper Guard
    • Flexible Coupling and Guards
  • Marine Society Requirements
    • Green Passport Documentation
    • Spray Shielding
  • Protection System
    • Shutoff and Alarm Contactors
  • Special Appearance Packages
    • Special Appearance Packages with Chrome Covers
    • Yacht Class Finish
  • Starting System
    • Air Starting Motor Options
    • Battery Sets – 24 Volt – Dry
    • Battery Rack
  • Mounting System
    • Engine Supports
    • Vibration Isolation Mountings
  • Packing
    • Shrink Wrap Protection
    • Storage Preservation with Glycol Solution/Vapor Corrosion Inhibitor
    • Export Boxing
    • Export Packaging

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Small Excavators Big Savings: Terms and Conditions

* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on select new Cat® machines listed in our Heavy Equipment Promotion page. Purchase must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The offered Cat Customer Value Agreement (CVA) includes 6 maintenance parts kits; S∙O∙SSM; and 36 month VisionLink® ConnectPro. The maintenance parts cover the first 3,000 hours^ (estimated 3 years) of machine utilization. Each kit contains one set of parts for regular planned maintenance under normal operating conditions. In some severe applications where maintenance parts need to be replaced more frequently, additional parts will be at customer’s expense. Offer excludes additional maintenance parts, dealer labor, wear parts, and fluids. Offer also includes a 36 month/5000 hour (whichever occurs first) Powertrain, Hydraulics and Technology Equipment Protection Plan (EPP). In some areas, EPP might be sold separately from the CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply. Contact your Cat dealer for details.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on purchases of new mini excavators, micro excavators, skid steer loaders, and compact track loaders sold by participating Cat dealers to customers in the USA or Canada. Purchases (both machine and CVA) and machine delivery must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The credit $500 USD for CVA purchase can only be applied toward the purchase of a qualifying Cat Customer Value Agreement (CVA). CVA must be at least 2yr/1000hr and must include 1-year Preventative Maintenance Parts Kit, TA1 annual Inspection, signed CVA contract, and Product LinkTM. Amount of CVA credit is the same for all models and cannot exceed the price of the qualifying CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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