C18 ACERT Tier 3 Recreational

Overview

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.

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Ratings
Power Range1015-1150 mhp, 1001-1136 bhp, 747-847 bkW
Engine
Speed Range2300 rpm
EmissionsEPA Tier 3, IMO II, EU IW
AspirationTA,TTA
Bore145mm
Stroke183mm
Displacement18.1l
Rotation from Flywheel EndCounterclockwise
ConfigurationIn-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
Maximum Height1300mm
Maximum Dry Weight47.4kg
Maximum Width1204mm
Maximum Length1931mm
Minimum Length1854mm
Minimum Dry Weight44.6kg
Minimum Width1134mm
Minimum Height1198mm
AIR INLET SYSTEM
Aftercooler - sea water, corrosion resistant
Air cleaner/fumes disposal (closed system)
Turbocharger, jacket water cooled
Front-down and rear-down aftercooler condensate drains
CONTROL SYSTEM
Electronic diagnostics and fault logging
Cold mode start strategy
Engine and transmission monitoring (speed, temperature, pressure)
Electronic fuel/air ratio control
70-pin customer connector
Engine Protection Mode for High Ambient Conditions
Three types of throttle inputs (primary/ secondary PWM, 0-5V, 4-20mA +/-)
COOLING SYSTEM
Sea water pump, rubber impeller, self-priming, gear driven
Sea water aftercooled
Jacket water pump, gear driven
JW Heat Exchanger - Titanium plate with integral fuel cooler expansion tank, and thermostat housing (fully open temp 92C)
Coolant recovery system
EXHAUST SYSTEM
Water-cooled exhaust manifold & turbocharger
114.3 mm (4.5 in) ID round flanged exhaust outlet
FLYWHEELS & FLYWHEEL HOUSINGS
Flywheel Housing, SAE No. 1
Flywheel, 18 inch, 113 teeth
SAE standard rotation
FUEL SYSTEM
Fuel filter, RH service on Port, LH service on Starboard
Fuel transfer pump
Fuel priming pump
Hybrid fuel line design
LUBE SYSTEM
Crankcase breather
Oil cooler
Oil filter, spin-on, low profile, RH service on Port, LH service on
Oil pan, center sump
Dipstick, RH service on Port, LH service on Starboard
Oil pump, gear driven
POWER TAKE-OFFS
Hydraulic pump drive, SAE A, 11-tooth spline, 46 ft-lbs max torque, counterclockwise as viewed from the front of the engine with 1.41 x engine speed
Crankshaft pulley, 292 mm (11.5 in) two groove, 15.88 mm (0.63 in) width
PROTECTION SYSTEM
A4 ECM Electronic Engine Monitoring System provides customer programmable engine de-rate strategies to protect against adverse operating conditions
GENERAL
Front damper guard
Lifting eyes
RH or LH service options
Upper rear-facing customer wiring connector and Service Tool connection
Separate circuit aftercooling system
The primary advantage of the separate circuit aftercooling system (SCAC) is that no sea water circulates through the aftercooler
Emissions
EPA Tier 3 compliant, IMO II and EU IWW compliant
Cooling system
Heat exchanger and Keel cooled options for all ratings
Turbo Configurations
Single turbo configurations for all ratings
Competitive size and weight
Marine Certifications
All major MCS type approvals available from factory
Specifications
Ratings
Power Range1015-1150 mhp, 1001-1136 bhp, 747-847 bkW
Engine
Speed Range2300 rpm
EmissionsEPA Tier 3, IMO II, EU IW
AspirationTA,TTA
Bore145mm
Stroke183mm
Displacement18.1l
Rotation from Flywheel EndCounterclockwise
ConfigurationIn-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
Maximum Height1300mm
Maximum Dry Weight47.4kg
Maximum Width1204mm
Maximum Length1931mm
Minimum Length1854mm
Minimum Dry Weight44.6kg
Minimum Width1134mm
Minimum Height1198mm
Equipment
AIR INLET SYSTEM
Aftercooler - sea water, corrosion resistant
Air cleaner/fumes disposal (closed system)
Turbocharger, jacket water cooled
Front-down and rear-down aftercooler condensate drains
CONTROL SYSTEM
Electronic diagnostics and fault logging
Cold mode start strategy
Engine and transmission monitoring (speed, temperature, pressure)
Electronic fuel/air ratio control
70-pin customer connector
Engine Protection Mode for High Ambient Conditions
Three types of throttle inputs (primary/ secondary PWM, 0-5V, 4-20mA +/-)
COOLING SYSTEM
Sea water pump, rubber impeller, self-priming, gear driven
Sea water aftercooled
Jacket water pump, gear driven
JW Heat Exchanger - Titanium plate with integral fuel cooler expansion tank, and thermostat housing (fully open temp 92C)
Coolant recovery system
EXHAUST SYSTEM
Water-cooled exhaust manifold & turbocharger
114.3 mm (4.5 in) ID round flanged exhaust outlet
FLYWHEELS & FLYWHEEL HOUSINGS
Flywheel Housing, SAE No. 1
Flywheel, 18 inch, 113 teeth
SAE standard rotation
FUEL SYSTEM
Fuel filter, RH service on Port, LH service on Starboard
Fuel transfer pump
Fuel priming pump
Hybrid fuel line design
LUBE SYSTEM
Crankcase breather
Oil cooler
Oil filter, spin-on, low profile, RH service on Port, LH service on
Oil pan, center sump
Dipstick, RH service on Port, LH service on Starboard
Oil pump, gear driven
POWER TAKE-OFFS
Hydraulic pump drive, SAE A, 11-tooth spline, 46 ft-lbs max torque, counterclockwise as viewed from the front of the engine with 1.41 x engine speed
Crankshaft pulley, 292 mm (11.5 in) two groove, 15.88 mm (0.63 in) width
PROTECTION SYSTEM
A4 ECM Electronic Engine Monitoring System provides customer programmable engine de-rate strategies to protect against adverse operating conditions
GENERAL
Front damper guard
Lifting eyes
RH or LH service options
Upper rear-facing customer wiring connector and Service Tool connection
Benefits & Features
Separate circuit aftercooling system
Emissions
Cooling system
Turbo Configurations
Competitive size and weight
Marine Certifications
Documents & Links
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