New | Cat C32 ACERT Marine Propulsion Engine (EPA Tier 3)

The C32 ACERT marine propulsion engine is available at ratings that meet both EPA Tier 3 and IMO II emissions regulations. It has a separate circuit aftercooling system (SCAC) for A through C ratings and a seawater aftercooling system (SWAC) for D and E ratings. The C32 ACERT has seven ratings with Wide Operating Speed Range (WOSR) and extended oil change intervals. Other benefits include proven engine operating history and performance iron with thousands of validation testing hours for quality and durability. The C32 ACERT marine engine is supported by the extensive Cat global dealer network and standard warranty.

Power Rating
Power Range750-1800 bhp (559-1342 bkW)
Engine Specifications
Speed Range1600-2300 rpm
EmissionsEPA Tier 3, IMO II, EU IW
AspirationTTA
Bore5.71 in
Stroke6.38 in
Displacement1959.0 in3
Rotation (from flywheel end)Counterclockwise
ConfigurationVee 12, 4-Stroke-Cycle Diesel
Dimensions & Weights
Minimum Dry Weight6950.0 lb
Minimum Length77.8 in
Maximum Length83.5 in
Minimum Height60.9 in
Maximum Height62.5 in
Minimum Width60.17 in
Maximum Width60.17 in

Imo Ii/epa Tier 3 Compliant Ratings

No Seawater Circulating Through The Aftercooling System To Prevent Corrosion.

Full Power & Torque Are Available For A Broader Operating Speed Range. For Example: With An A Rating At 1800 Rpm - You Have Full Power From 1500 To 1800 Rpm.

A Ratings: 1000 Hours, B Ratings: 750 Hours, C Ratings: 500 Hours

Extensive Service Network Of Cat Dealers As Well As Unparalleled Service From Certified Authorized Marine Dealers.

Proven Engine Operating History: Performance Iron With Thousands Of Hours Of Validation Testing For Quality And Durability

Backed By Caterpillar's Standard Warranty

Standard Equipment

AIR INLET SYSTEM
  • Separate Circuit After-Cooled (SCAC)
  • Seawater After-Cooling (SWAC) System
  • Air cleaner
  • Turbochargers, jacket water cooled
  • Turbochargers inlet, 152 mm (6 in) OD straight connection
CONTROL SYSTEM
  • Programmable Low Idle (550 - 750 rpm)
  • WOSR (Wide Operating Speed Range) available for - A, B, & C Ratings
  • Programmable High Idle Limit for WOSR Ratings
  • Electronic diagnostics and fault logging
  • Engine and transmission monitoring (speed, temperature, pressure)
  • Electronic fuel/air ratio control
  • Engine Protection Mode for extended ambient conditions
  • Torque Limiting functionality for WOSR ratings only
  • 70-pin customer connector
  • Throttle Input signal options
COOLING SYSTEM
  • Separate Circuit After-Cooling (SCAC) for Heat Exchanged (HEX) & Keel cooled engines
  • Jacket Water (JW) and SCAC Heat Exchangers Shell & Tube for HEX cooled engines
  • SCAC pump, gear driven
  • Jacket water pump, gear driven
  • Sea water pump, bronze impeller, gear driven, for HEX cooled engines only
  • Sea water Pump & JW Heat Exchanger Connection: 76.2 mm (3in) ID Standard
  • Keel Connections: 76.2 mm (3in) ID Standard 4 Bolt ANSI Flange Connection
  • SCAC and JW shunt tanks for maintaining proper pump inlet pressures
  • Seawater After-Cooling (SWAC) System
EXHAUST SYSTEM
  • 4 Bolt 130 mm (5.12 in) diameter flanged outlet
  • Water-cooled exhaust manifold & turbocharger
FLYWHEELS & FLYWHEEL HOUSINGS
  • SAE standard rotation (CCW facing exciter end)
  • Flywheel Housing: SAE No. 0, Flywheel: 18 inch, 136 teeth
FUEL SYSTEM
  • Duplex Fuel Filters, Spin-on, RH & LH service
  • Fuel connections size:Supply JIC 37 Deg -10 (7/8-14), Return JIC 37 Deg -8 (3/4-16)
  • Plate Type Fuel Cooler installed behind Aftercooler Shunt Tank
  • Fuel transfer pump, gear driven
  • Manual fuel priming pump
  • Hybrid fuel line design
LUBE SYSTEM
  • Simplex Oil Filters, RH or LH service
  • Deep sump oil pan
  • RH or LH service oil filler locations
  • RH or LH service dipstick
  • Oil pump, gear driven
MOUNTING SYSTEM
  • Front support - adjustable
POWER TAKE-OFFS
  • Front Poly-V groove pulley (Quantity 1) for auxiliary drives
GENERAL
  • Common electrical bonding point
  • Engine does not ship with zinc components

Optional Equipment

Air Inlet Systems
  • Air Inlet Cleaner
  • Air Inlet Adapter
Charging Systems
  • Battery Charger
  • Charging Alternators
  • Ammeter
Cooling System
  • Marine Gear/Transmission Oil Coolers
  • Connections
Exhaust System
  • Dual Elbow
  • Flexible Fitting
  • Dual Muffler
  • Muffler Spark Arresting
  • Flange
Fuel System
  • Water Separator
Instrumentation
  • OEM Wiring Harness
  • Engine to Engine Harness
  • Instrument Panels
  • Exhaust Temperature Sensors
  • Wiring Harness
  • Gauges
  • Transmission Sensors
Lube System
  • Transmission Oil Cooler
  • Manual Sump Pump
  • Duplex Oil Filters
Protection System
  • Fuel and Oil Shielding
Starting System
  • Air Starting Motor
  • Air Start Accessories
  • Electric Starting Motors - Single 24 Volt
  • Starting Aids
  • Battery Sets - 24 Volt - Dry
  • Dual Starting Motors (Electric and Air)
Packing
  • Engine Protective Cover
  • Export Packing
  • Storage Preservation
Mounting System
  • Front Support
  • Adapter Kits
  • Isolator Mounts
Power Take-Offs
  • Front Enclosed Clutches
  • Rear Hydraulic Pump Drive
GENERAL
  • Fumes Disposal
CONTROL SYSTEM
  • Instrument Panels
  • CATERPILLAR ALARM AND PROTECTION
  • Fuel and Oil Shielding

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