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

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

At a Glance

Power Range
1341-2549 bhp (1000-1901 bkW)
Speed Range
1600-1800 rpm
Emissions
U.S. EPA Tier 4 Final, IMO III
Aspiration
TTA
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Overview

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 Rating

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Power Range 1341-2549 bhp (1000-1901 bkW)

Engine Specifications

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Speed Range 1600-1800 rpm
Emissions U.S. EPA Tier 4 Final, IMO III
Aspiration TTA
Bore 6.69in
Stroke 8.46in
Displacement 3574in³
Rotation from Flywheel End Counterclockwise
Configuration Vee 12, 4-Stroke-Cycle Diesel

Dimensions & Weights

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Minimum Dry Weight 18025lb
Minimum Length 104.2in
Maximum Length 104.2in
Minimum Height 91.9in
Maximum Height 91.9in
Minimum Width 71.2in
Maximum Width 81.9in