C32B

SPECS SUMMARY

Power Range	1053 - 1211
Frequency	50 / 60
Emissions	IMO II, IMO III, IMO II/III, U.S. EPA Tier 4
Displacement	1959 in³ (32.1 l)

The Cat® C32B engine is a powerful and versatile solution for commercial and high performance applications, offering a rated power of 1053bkW or 1211bkW. It meets stringent emissions standards, including IMO II, IMO II/III, and U.S. EPA Tier 4. The Cat C32B engine has an optimized design to enhance power density, deliver more power without significantly increasing size or weight. This combination of high-power output and strict emissions compliance makes the Cat C32B engine an excellent choice.

Specifications

Power Range	1053 - 1211
Frequency	50 / 60
Emissions	IMO II, IMO III, IMO II/III, U.S. EPA Tier 4
Displacement	1959 in³ (32.1 l)
Rated Engine Speed	1500 / 1800
Configuration	V 12, 4-Stroke Cycle Diesel
Governor	Electronic (ADEM VI)
Aspiration	Twin Turbocharged - Aftercooled
Flywheel Housing	SAE No. 0
Rotation from Flywheel End	Counterclockwise
Bore	5.7 in (145 mm)
Stroke	6.38 in (162 mm)
Oil Change Interval	750 hour
Cooling	Heat Exchanger or Keel Cooled
Width - Engine	61 in (1550 mm)

Benefits and Features

Improved Components

Improved core engine component design delivers a more robust engine when compared to previous models which may lower your total cost of ownership.
Core components enhanced include:
- Engine block
- Cylinder heads
- Crankshaft
- Connecting rods
- Main and connecting rod bearings

Power Density

The Cat C32B marine engine has improved power density, with upgraded horsepower ratings. User benefit from more horsepower and enhanced power outright, showcasing advancements in engineering for better performance.
-20% power increase from previous C32 ratings

Integration

Integration: Airless aftertreatment diesng simplifies vessel installation. The new design eliminates the need for expensive air compressors and lowers the cost of the SCR system.
Certified Emissions:
- U.S. EPA Tier 4 ND IMO II in approved emission zones
- IMO III solution is switchable to IMO II in approved emissions zones
Airless Aftertreatment Solution
- Eliminates expensive air comressor on vessel
- Less vessel maintenance to air compressors
- Less weight due to air compressor size
Wall Mounted dosing cabinet
- Improved Setviceablility: Easier access for maintenance and repairs
- Space Optimizer: Frees up valuable floor space in engine room
- Enhanced Movability: Facilities better movement and workflow in the engine room

Product Support through Global Leader

Trained dealer technicians service every aspect of your engine
- Cat parts and labor warranty
- Preventative maintenance agreements available for repair

Standard Equipment

General

Engine does not ship with zinc components

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)
Fuel transfer pump, gear driven
Manual fuel priming pump

Exhaust System

Watercooled exhaust manifold and turbocharger
4 Bolt 130 mm (5.12 in) diameter flanged outlet

Mounting System

Front support

Flywheel and Flywheel Housing

Flywheel Housing: SAE No. 0, Flywheel: 18 inch, 136 teeth
SAE standard rotation (CCW facing exciter end)

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

Power Take - Offs

Front Poly-V groove pulley (Quantity 1) for auxiliary drives

Air Inlet System

Air cleaner (IMO II Only)
Turbochargers, jacket water cooled
Turbochargers inlet, 152 mm (6 in) OD straight connection
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 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
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 Plate Type Heat Exchanger for HEX cooled engines
SCAC pump, gear driven
Jacket water pump, gear driven
Seawater pump, bronze impeller, gear driven, for HEX cooled engines only
Seawater Pump & JW Heat Exchanger Connection: 76.2 mm (3in) ID Standard
Keel Connections: 76.2 mm (3in) ID Standard 4 Bolt ANSI Flange Connection