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3512C

Commercial Propulsion Engines

The Cat® 3512C marine propulsion engine delivers results under hard working conditions. This engine family is designed to maximize the performance of your invested dollars with a wide range of available power ratings, standard and reverse rotation configurations, no required aftertreatment, and efficient fuel consumption. This engine is available as IMO II or China Stage II emissions compliant making it an excellent propulsion engine choice for Tug, Governmental, and other workboat applications.

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Power Range 1281 - 2552 bhp
Speed Range 1200 - 1800 rpm
Emissions IMO II, China II
Aspiration Twin Turbocharged Aspirator
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3512C
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FEATURES & BENEFITS

Driving down total cost of ownership

A wide range of power ratings available, No aftertreatment technology required, Fuel consumption nominal rated BSFC Read more

COMMITTED TO SUSTAINABLE DEVELOPMENT

Modified piston bowl shape to improve combustion and reduce emissions. Better electronic injection control using crank timing vs. cam timing, IMO Tier II Emissions Compli... Read more

IMPROVING WORKFORCE EFFICIENCY

Electronic governing (A6 ECU), Instrument panel shipped loose with color Marine Power Display (MPD), cold mode start strategy, programmable low idle, optional marine alar... Read more

FULLY INTEGRATED MARINE POWER SOLUTION

Single-source support, Caterpillar warranty for all factory packaged components, Industry-leading one-year warranty on parts Read more

SPECIFICATIONS FOR 3512C

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Power Rating
Power Range 1281 - 2552 bhp
Engine Specifications
Speed Range 1200 - 1800 rpm
Emissions IMO II, China II
Aspiration Twin Turbocharged Aspirator
Bore 170 mm
Stroke 190 mm
Displacement 51.8 l
Rotation from Flywheel End Counterclockwise or Clockwise
Configuration V 12, 4-Stroke-Cycle Diesel
Displacement - HD 58.6 l
Stroke - HD 215 mm
Dimensions & Weights
Maximum Length 2590 mm
Maximum Width 2037 mm
Minimum Dry Weight 6532 kg
Minimum Width 2037 mm
Minimum Height 1904 mm
Minimum Length 2590 mm
Maximum Height 1904 mm
Maximum Dry Weight 7411 kg
Length - Engine 222.2 mm

SELECT MODELS TO COMPARE

Commercial Propulsion Engines

C12

Power Range 340-490 bhp (254-366 bkW)
Speed Range 1800-2300 rpm
Emissions IMO II, U.S. EPA T3
Aspiration Turbocharged - Aftercooled
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Commercial Propulsion Engines

C7.1

Length 1095 mm
Height 876 mm
Minimum Width 798 mm
Configuration In-line 6, 4-stroke-cycle diesel
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Commercial Propulsion Engines

3516C Tier 3

Power Range 2131-2675 bhp (1590-1995 bkW)
Speed Range 1600 rpm
Emissions EPA Tier 3, IMO II
Aspiration TTA
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Commercial Propulsion Engines

C280-8 Tier 4/ IMO III

Power Range 3299-3634 bhp (2460-2530 bkW)
Speed Range 1000 rpm
Emissions EPA Tier 4, IMO III
Aspiration TA
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Commercial Propulsion Engines

3512E

Power Range 1341-2550 bhp (1000-1902 bkW)
Speed Range 1600 - 1800 rpm
Emissions U.S. EPA Tier 4, IMO II/III, EU Stage V
Aspiration Twin Turbocharged - Aftercooled
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Commercial Propulsion Engines

C9.3

Power Range 375-476 bhp (280 - 355 bkW)
Speed Range 1800 - 2300 rpm
Emissions IMO II, U.S. EPA Tier 3, China Stage II
Aspiration Turbocharged - Aftercooled
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Commercial Propulsion Engines

C32

Power Range 660 - 1600 bhp (492 - 1193 bkW)
Speed Range 1600 - 2300 rpm
Emissions U.S. EPA Tier 3/ Tier 4, IMO II/III, EU Stage V
Aspiration Twin Turbocharged Aspiration
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Commercial Propulsion Engines

3516E

Power Range 2501-3386 bhp (1865-2525 bkW)
Speed Range 1600 - 1800 rpm
Emissions U.S. EPA Tier 4, IMO II, IMO III, IMO II/III switchable
Aspiration Twin Turbocharged Aftercooled
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