High Performance Propulsion and Maneuvering Solutions

<p>With power requirements like never before, the success of every vessel depends on efficient, dependable, and powerful marine engine. Cat® engines satisfy worldwide  emissions regulations and still deliver a surge of adrenaline whenever and wherever required.</p>


Uses advanced predictive modeling software to select best nozzle configurations and combustion cylinder geometry, Stainless steel exhaust manifold and turbo heat shields, Closed crankcase ventilation system, Dual camshafts, Reduced aftercooler heat load for smaller heat exchanger requirements

Making Your Investment Work Harder

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

Driving Down Total Cost of Ownership

Modified piston bowl shape to improve combustion and reduce emissions, Uses K-factor injector to align with predictive model analysis, Better electronic injection control using crank timing vs. cam timing, EPA Marine Tier 3/IMO Tier II Emissions Compliant, Lower IMAT = Lower NOx

Committed to Sustainable Development

Electronic governing (A4 ECU), Instrument panel shipped loose with Color Marine Power Display (MPD), Cold mode start strategy, Programmable low idle, Optional marine alarm and protection system

Improving Workforce Efficiency

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

Fully Integrated Marine Power Solution

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

3512C HD High Performance

C12 Spec Sheet - 669 mhp (492 bkW) @ 2300 rpm

C12 Spec Sheet - 669 mhp (492 bkW) @ 2300 rpm - Compact

C12 Spec Sheet - 715 mhp (526 bkW) @ 2300 rpm

C12 Spec Sheet - 715 mhp (526 bkW) @ 2300 rpm - Compact

More control inputs and outputs, capacity for additional features, additional monitoring capabilities, expansion capability for future enhancements

ADEM III Control System

Adjustment free control of engine speed, customer defined operating characteristics, protection and warning system, optional display systems available

Most Advanced Electronic Control System

The electronic control system has additional capacity for future enhancements to ensure a long useful engine life

Future Enhancement Capability

Provides a smoother passage for improved exhaust gas flow to the turbocharger which leads to more usable energy and lower exhaust temperatures.

Redesigned Exhaust Manifold

The C12 has the same physical size, same footprint, and the same connection points as the 3196 engine as well the same optional attachments.

Easy Replacement for 3196

Caterpillar offers several “plug and play” monitoring systems which display everything from the basic engine operating parameters to engine load factor and trip totals. Ask your local Caterpillar dealer for additional information on our Marine Power Display (MPD), Marine Analog Power Display (MAPD), and our Engine Vision Display (EVD).

Optional Monitoring System

Trained technicians at over 1800 authorized service locations worldwide support Caterpillar products. Use our Internet Dealer Locator www.cat.com to identify the Caterpillar dealer location nearest to you.

Product Support

C-12 Marine Propulsion engines used in commercial applications are covered for 12 months from the date of delivery to the end user. Engines used in non-revenue producing pleasure craft applications are covered for 24 months, unlimited hours, from the date of delivery. Concurrently, specific engine components are covered for 60 months, unlimited hours, from the date of delivery to the end user.

Warranty

Optional engine protection coverage for up to 60 months from date of delivery may be purchased through your local Caterpillar dealer.

Extended Service Coverage (ESC)

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 578-609 mhp (570-600 bhp) at 2300 rpm, meet IMO I emission standards. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. There is also a wide range of optional equipment available to meet the needs of your marine commercial or pleasure craft application.

C12 High Performance Propulsion Engines

C12 ACERT Marine Propulsion Engine Spec Sheet

C12 ACERT Compact Marine Propulsion Engine Spec Sheet

Less visible white or black smoke

Lower compression ratio, resulting in less steady state smoke

Improved transient response

Standard Caterpillar warranty

Parts and service support from worldwide dealer organization

Cat® C12 ACERT Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission standards. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. There is also a wide range of optional equipment available to meet the needs of your specific pleasure craft application.

C12 ACERT High Performance

C18 ACERT SCAC Tier 3 Marine Propulsion Engine Spec Sheet (803 bhp 599 bkW)

The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler

Separate circuit aftercooling system

EPA Tier 3 compliant, IMO II and EU IWW compliant

Emissions

Heat exchanger and Keel cooled options for all ratings

Cooling system

Single turbo configurations for all ratings

Turbo Configurations

Competitive size and weight

All major MCS type approvals available from factory

Marine Certifications

The C18 ACERT marine propulsion engine has high performance commercial application ratings of 814-1015 mhp (803-1001 bhp) at 2100-2300 rpm that meet U.S. EPA Tier 3, IMO II, and EU Stage IIIA emissions regulations. In addition to meeting the stricter EPA Tier 3 emissions, this engine now offers a fresh water aftercooled option for the commercial propulsion and auxiliary engines and genset packages.   From fishing to offshore and everything in between, you can be confident that we have the solution to fit your needs.

Exterior Spin Set

360° Exterior View (HTML)

C18 ACERT Tier 3

Cat C18 ACERT SCAC Marine Pleasure Craft (1015, 1150 mhp) Spec Sheet

The C18 ACERT marine propulsion engine has ratings for recreational applications that meet  U.S. EPA Tier 3, IMO II, and EU Stage IIIA Regulations. This marine engine incorporates the latest core engine system innovations to provide maximum benefits in power density, performance, emissions, and fuel efficiency. Not only is it equipped with engine monitoring and protection features, it is also compatible with Cat display and vessel control systems.   With this engine comes the unmatched worldwide marine support network including Cat dealers and hundreds of authorized marine dealers. Their combined experience and expertise, products and services, backup and support allow your recreational pleasure craft to remain precisely that — a pleasure.

The C18 ACERT marine propulsion engine has ratings for recreational applications that meet U.S. EPA Tier 3, IMO II, and EU Stage IIIA Regulations. This marine engine incorporates the latest core engine system innovations to provide maximum benefits in power density, performance, emissions, and fuel efficiency. Not only is it equipped with engine monitoring and protection features, it is also compatible with Cat display and vessel control systems. With this engine comes the unmatched worldwide marine support network including Cat dealers and hundreds of authorized marine dealers. Their combined experience and expertise, products and services, backup and support allow your recreational pleasure craft to remain precisely that — a pleasure.

1015-1150 mhp, 1001-1136 bhp, 747-847 bkW

C18 ACERT Tier 3 Recreational

C32 Marine Propulsion Engine - High Performance Applications

<ul><li>Electronically Governed and Controlled (ADEM IV ECM)</li><li>Gear-drive Jacket Water Pump and Sea Water Pump for Enhanced Reliability</li><li>MCS Certifications Available</li><li>Titanium Plate Heat Exchanger</li><li>LH and RH Service side options available</li></ul>

Key Features & Benefits

C32 propulsion engine ratings of 1925 mhp (1900 bhp) 1417 bkW, 1825 mhp (1800 bhp) 1342 bkW, and 1622 mhp (1600 bhp) 1193 bkW are available with heat exchanger cooling. These ratings are compliant for U.S. EPA Tier 3 Recreational, EU Stage IIIA, and IMO II. The 1600 and 1800 bhp ratings are also meet US EPA Tier 3 Commercial Standards. The engine configuration includes an air cleaner and CCV system as well as jacket water aftercooling. Additional features include a “plug-in PTO”, an MECP I control panel, and hybrid fuel lines. The MECP I panel has a monochrome display for engine parameters, external outputs for customer installed visible and audible alarms, Start/Stop buttons, and an Off/Local/Remote switch.

IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II

C32B High Performance (1491 bkW) Spec Sheet

<ul><li>Electronically Governed and Controlled (ADEM VI ECM)</li><li>Noise Reduction at low engine speeds (MEUI-C Fuel System)</li><li>Improved Acceleration Capability</li><li>Gear-driven Jacket Water Pump and Sea Water Pump for Enhanced Reliability</li><li>MCS Certifications Available</li><li>Titanium Plate Heat Exchanger</li><li>LH and RH Service side options available</li></ul>

All new from the block up and built on the proven C32 platform, the C32B marine engine delivers more power, more speed, more time on the water and more peace of mind. All that comes in a quieter package with only a 2% increase in weight compared to the previous model — making the C32B the right choice for new builds and repowers. Rated at 2025 mhp (2000 bhp) / 1491 bkW @ 2300 rpm, the C32B meets U.S. EPA Marine Tier 3 and IMO II emissions standards. With an E Tier rating, it can run at the full 2000hp up to 8% of the time.

C32B Tier 3 Recreational

C32B

C32B High Performance Spec Sheet

<ul><li>Updated engine design to enable higher power density</li><li>Noise reduction at low engine speeds (MEUI-C Fuel System)</li><li>Updated engine electronic control module (ADEM VI)</li><li>MCS certifications available</li><li>Updated seawater aftercooler and HEX design</li><li>Optimized sequential air system maximizes performance and torque range</li><li>LH and RH service side options available</li><li>No zinc anodes required (use vessel bonding system)</li></ul>

With the introduction of the C32B product line in 2021, Caterpillar Marine now confirms the availability of the uprated Cat® C32B Marine Propulsion engine in 2025 mhp and 2433 mhp offerings. With 25% more peak power and high performance, this engine demonstrates great performance and efficiency, while also delivering noise reduction at lower engine speeds. This product meets IMO II and U.S. EPA Tier 3 (recreational) emissions standards and is perfectly suited for yachting applications. Governmental applications can also be a great fit for D-tier ratings. Please consult with your Cat Marine dealer regarding the use of E-tier ratings.

IMO II, U.S. EPA Tier 3 (recreational), RCD, China II

Lube Oil System w/ oil filter change: 76 L (20 gal)

C7.1 Marine Propulsion Engine High Performance Applications - Spec Sheet

<ul><li>Common rail fuel system enables optimum combustion and low emissions</li><li>Reduced combustion noise through advanced electronic control</li><li>12V or 24V electrical system</li><li>Compatible with Cat® displays and electronics</li><li>Closed crankcase ventilation system improves engine room cleanliness</li><li>Gear-driven jacket water pump and sea water pump for superior reliability</li><li>Maintenance free valve train with hydraulic valve lash adjusters</li><li>Self-priming fuel system ensures a smooth start every time</li></ul>

The C7.1 marine propulsion engineis ideal for recreational boating applications, specifically smaller vessels and motoryachts ranging from 25 -60 feet in size. The engine features a common rail fuel system enabling optimum combustion and low emissions. The engines provide noticeably quiet operation due to reduced combustion noise through advanced electronic control. Additionally, no visible smoke is emitted from the C7.1 engines during operation.

The C7.1 marine propulsion engine is ideal for recreational boating applications, specifically smaller vessels and motoryachts ranging from 25 -60 feet in size. The engine features a common rail fuel system enabling optimum combustion and low emissions. The engines provide noticeably quiet operation due to reduced combustion noise through advanced electronic control. Additionally, no visible smoke is emitted from the C7.1 engines during operation.

IMO II, U.S. EPA Tier 3, RCD II, China II

Products

Parts & Support

Technology

Company

Careers

High Performance Propulsion and Maneuvering Solutions

3512C High Displacement Propulsion Engine

3512C HD

C12 High Performance Marine Propulsion Engine

C12

C12 ACERT™ High Performance Propulsion Engine

C12 ACERT

Cat C18 ACERT High Performance Propulsion Engine (Tier 3)

C18 ACERT Tier 3

Cat C18 ACERT High Performance Propulsion Engine (Tier 3 Recreational)

C18 ACERT Tier 3 Recreational

Cat C32 Marine Propulsion Engine High Performance Applications

C32

C32B

C32B

C32B

C32B

C7.1 High Performance Propulsion Engine

C7.1

BUY A CAT 1-3T NEXT GEN MINI EXCAVATOR WITH A CAT B HAMMER.

Sign up to our newsletter

Products

Parts & Support

Technology

Company

Careers