C9 ACERT™ Marine Propulsion Engine | H.O. Penn (2024)

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C9 ACERT™ Marine Propulsion Engine | H.O. Penn (1)

C9 ACERT™ Marine Propulsion Engine | H.O. Penn (2)

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High Performance Propulsion and Maneuvering Solutions

High Performance Propulsion and Maneuvering Solutions (10)

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Overview

Cat® C9 ACERT Diesel Marine Propulsion Engine, with ratings of 510-575 mhp (503-567 bhp) at 2500 rpm, meets IMO II emission standards.

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C9 ACERT Features & Benefits

IMO compliant, Caterpillar standard warranty. no visible white or black smoke, parts & service support from worldwide dealer organization, Increased power with ACERT technology

C9 ACERT Features & Benefits

IMO compliant, Caterpillar standard warranty. no visible white or black smoke, parts & service support from worldwide dealer organization, Increased power with ACERT technology

1 of 1 items

  • Specifications
  • Standard/Optional Features

Ratings

Power Range
503-567 bhp (375-423 bkW)

Intermittent Ratings - Maximum Power
503.0bhp

High Performance Ratings - Maximum Power
567.0bhp

Power Range
503-567 bhp (375-423 bkW)

Engine

Emissions
IMO II

Bore
4.41in

Stroke
5.87in

Displacement
538.0in3

Speed Range
2500 rpm

Aspiration
TA

Rotation from Flywheel End
Counterclockwise

Configuration
In-line 6, 4-Stroke-Cycle Diesel

Emissions
IMO II

Bore
4.41in

Stroke
5.87in

Displacement
538in³

Dimensions & Weights

Minimum Dry Weight
2588.0lb

Approx. Engine Dry Weight
2086.0lb

Minimum Length
62.0in

Length
47.2in

Height
38.7in

Maximum Height
39.5in

Width of Engine
38.3in

Maximum Width
38.1in

Approximate Engine Dry Weight
2086lb

Height
38.7in

Length
47.2in

Width - Engine
38.3in

Standard/Optional Features

Standard Equipment:

  • Air Inlet System
    • Aftercooler (sea water)
    • Air Cleaner/Fumes Disposal (closed crankcase) - shipped loose
    • Turbocharger
  • Control Panels
    • Electronic governor
    • Hydraulic Electronic Unit Injection (HEUI) fuel system
    • Electronic Control Module (ECM)
    • Engine mounted 70-pin dedicated customer connector
    • SAE J1939 data link
  • Cooling System
    • Thermostat and housing
    • Jacket water pump, belt driven, centrifugal
    • Auxiliary sea water pump, gear driven
    • Expansion tank (heat exchanger engines only)
    • Engine mounted heat exchanger, removable tube bundle (for sea water) (heat exchanger engines only)
    • Engine oil cooler
    • Auxiliary sea water lines
    • Transmission oil cooler
  • Flywheel & Flywheel Housings
    • Flywheel, SAE No. 1, 113 teeth
    • Flywheel housing, SAE No. 1
  • Fuel System
    • Fuel filter, RH service on Port, LH service on starboard
    • Fuel transfer pump
    • Fuel priming pump
  • Lube System
    • Crankcase breather
    • Oil filter, front center service
    • Oil filler, in valve cover
    • Oil level gauge, RH service on port, LH service on starboard
    • Oil pan
    • Oil pan drain, RH service on port, LH service on starboard
    • Engine oil pump (gear driven)
  • Mounting System
    • Front support, adjustable height
  • Protection System
    • Overspeed shutoff - electronic
  • General
    • Torsional vibration damper and guard
    • Lifting eyes
    • Literature
    • Engine wiring
    • RH or LH service options

Optional Equipment:

  • Cooling System
    • Coolant level sensor
  • Exhaust System
    • Exhaust Temp Sensor
    • Watercooled Elbows
  • Fuel System
    • Fuel cooler
    • Flexible fuel lines
  • Instrumentation
    • OEM Wiring Harness
    • Engine to Engine Harness
    • Wiring Harness
    • Transmission Sensors
    • Marine Power Display System
    • Marine Power Display
    • Marine Power Display Bracket
  • Lube System
    • Oil Filler
    • Sump pumps, manual
    • Sump pump lines
  • Mounting System
    • Vibration isolators
  • Power Take-offs
    • Crankshaft pulley
    • Damper and Stub Shaft
    • Pulley and Stub Shaft
  • General
    • Damper Guard
    • Belt Guard - Alternator
  • Packing
    • Engine Protective Cover
    • Export Packing
C9 ACERT™ Marine Propulsion Engine | H.O. Penn (13)

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C9 ACERT High Performance Propulsion and Maneuvering Solutions

Configuration
In-line 6, 4-Stroke-Cycle Diesel

Bore
4.41 in

Stroke
5.87 in

Selected Model

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C7.1 High Performance Propulsion and Maneuvering Solutions

Configuration
In-line 6, 4-Stroke-Cycle Diesel

Bore
4.13 in

Stroke
5.31 in

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C12 High Performance Propulsion and Maneuvering Solutions

Configuration
In-line 6, 4-Stroke-Cycle Diesel

Bore
5.1 in

Stroke
5.9 in

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C9 ACERT™ Marine Propulsion Engine | H.O. Penn (2024)

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