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 Range
- 1,015-1,150 mhp, 1,001-1,136 bhp, 747-847 bkW
Engine
- Speed Range
- 2,300 rpm
- Emissions
- EPA Tier 3, IMO II, EU IW
- Aspiration
- TA,TTA
- Bore
- 5.7 in
- Stroke
- 7.2 in
- Displacement
- 1,106 in³
- Rotation from Flywheel End
- Counterclockwise
- Configuration
- In-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
- Maximum Height
- 51.2 in
- Maximum Dry Weight
- 4,299 lb
- Maximum Width
- 47.4 in
- Maximum Length
- 76 in
- Minimum Length
- 73 in
- Minimum Dry Weight
- 4,000 lb
- Minimum Width
- 44.6 in
- Minimum Height
- 47.2 in
Standard 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
Optional Equipment:
-
- Charging System
-
- Battery Chargers
- Charging Alternators
-
- Fuel System
-
- Primary Fuel Filter / Water Separator
- Primary Fuel Filter
-
- Lube System
-
- Transmission Oil Cooler
-
- Power Take-offs
-
- Crankshaft Pulleys
-
- Starting System
-
- Electric Starting Motor - Single 24 Volt
- Battery Sets - 24 Volt - Dry
-
- Control System
-
- MECP I
-
- Instrumentation
-
- OEM Wiring Harness
- Engine to Engine Harness
- Instrument Panels
- Transmission Sensors
Specifications
Ratings
- Power Range
- 1,015-1,150 mhp, 1,001-1,136 bhp, 747-847 bkW
Engine
- Speed Range
- 2,300 rpm
- Emissions
- EPA Tier 3, IMO II, EU IW
- Aspiration
- TA,TTA
- Bore
- 5.7 in
- Stroke
- 7.2 in
- Displacement
- 1,106 in³
- Rotation from Flywheel End
- Counterclockwise
- Configuration
- In-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
- Maximum Height
- 51.2 in
- Maximum Dry Weight
- 4,299 lb
- Maximum Width
- 47.4 in
- Maximum Length
- 76 in
- Minimum Length
- 73 in
- Minimum Dry Weight
- 4,000 lb
- Minimum Width
- 44.6 in
- Minimum Height
- 47.2 in
Standard/Optional Features
Standard 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
Optional Equipment:
-
- Charging System
-
- Battery Chargers
- Charging Alternators
-
- Fuel System
-
- Primary Fuel Filter / Water Separator
- Primary Fuel Filter
-
- Lube System
-
- Transmission Oil Cooler
-
- Power Take-offs
-
- Crankshaft Pulleys
-
- Starting System
-
- Electric Starting Motor - Single 24 Volt
- Battery Sets - 24 Volt - Dry
-
- Control System
-
- MECP I
-
- Instrumentation
-
- OEM Wiring Harness
- Engine to Engine Harness
- Instrument Panels
- Transmission Sensors