3512E Marine Propulsion Engine (U.S. EPA Tier 4 Final)

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3512E Marine Propulsion Engine (U.S. EPA Tier 4 Final)

Power Range1341-2550 bhp (1000-1902 bkW)
Speed Range1600 – 1800 rpm
EmissionsU.S. EPA Tier 4, IMO II/III, EU Stage 5
AspirationTwin Turbocharged – Aftercooled
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Learn more about our 3512E Marine Propulsion Engine (U.S. EPA Tier 4 Final)

The 3512E marine propulsion engine is now available in a wide range of ratings that meet U.S. EPA Tier 4 Final and IMO III marine emissions regulations. As the commercial marine industry adjusts their operations to meet U.S. EPA Tier 4 Final and IMO III emissions standards, Caterpillar Marine has introduced a solution built to maximize performance while meeting regulations. Caterpillar's combination of a fuel-efficiency-optimized engine and a selective catalytic reduction (SCR) aftertreatment system is a solution that not only reduces NOx emissions, but can also lower a customer's owning and operating costs in the process.

Power Range
1341-2550 bhp (1000-1902 bkW)
Speed Range
1600 - 1800 rpm
Emissions
U.S. EPA Tier 4, IMO II/III, EU Stage 5
Aspiration
Twin Turbocharged - Aftercooled
Bore
6.69in
Stroke
8.46in
Displacement
3574in³
Rotation from Flywheel End
Clockwise or Counterclockwise
Configuration
V 12, 4-Stroke-Cycle Diesel
Approximate Weight
12824lb
Oil Change Interval
250 / 500 / 1000
Minimum Dry Weight
18025lb
Minimum Length
123.5in
Maximum Length
125.4in
Minimum Height
91.9in
Maximum Height
92.1in
Minimum Width
80.2in
Maximum Width
81.9in
Corrosion-resistant aftercooler core
Dual A5 engine control modules with electronic unit injection and low pressure fuel system
Dual turbochargers with water-cooled bearings and heat shields
Vibration damper and guard
Meets SOLAS regulations
Duplex Fuel and Oil Filtration
Auxiliary fresh water pump
Gear Driven, centrifugal jacket water pump with 40% more capacity
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