C32B

High Performance Propulsion and Maneuvering Solutions C32B

Request A Price Find Dealer

Key Specs

Power Range
1800-2400 bhp (1342-1790 bkW)
1800-2400 bhp (1342-1790 bkW)
Speed Range
2300 rpm
2300 rpm
Emissions
IMO II/III, U.S. EPA Tier 3 (recreational), RCD, China II
IMO II/III, U.S. EPA Tier 3 (recreational), RCD, China II

Overview

With the introduction of the C32B product line in 2021, Caterpillar Marine now confirms the availability of the uprated Cat® C32B Marine Propulsion engine in 2025 mhp and 2433 mhp offerings. With 25% more peak power and high performance, this engine demonstrates great performance and efficiency, while also delivering noise reduction at lower engine speeds. This product meets IMO II and U.S. EPA Tier 3 (recreational) emissions standards and is perfectly suited for yachting applications. Governmental applications can also be a great fit for D-tier ratings. Please consult with your Cat Marine dealer regarding the use of E-tier ratings.

Product Specifications for C32B

Power Range 1800-2400 bhp (1342-1790 bkW) 1800-2400 bhp (1342-1790 bkW)
Speed Range 2300 rpm 2300 rpm
Emissions IMO II/III, U.S. EPA Tier 3 (recreational), RCD, China II IMO II/III, U.S. EPA Tier 3 (recreational), RCD, China II
Aspiration Sequential Turbocharged - aftercooled Sequential Turbocharged - aftercooled
Bore 5.71 in 145 mm
Stroke 6.38 in 162 mm
Displacement 1959 in³ 32.1 l
Rotation from Flywheel End Counterclockwise Counterclockwise
Configuration VEE 12, 4-Stroke Cycle diesel VEE 12, 4-Stroke Cycle diesel
Flywheel Housing SAE No. O SAE No. O
Cooling SWAC (Seawater Aftercooler) SWAC (Seawater Aftercooler)
Governor Electronic (ADEM VI) Electronic (ADEM VI)
Oil Change Interval 250 hrs 250 hrs
Refill Capacity Lube Oil System w/ oil filter change: 76 L (20 gal) Lube Oil System w/ oil filter change: 76 L (20 gal)
Dry Weight 7736 lb 3509 kg
Length 87.8 in 2231 mm
Width 58 in 1474 mm
Height 58.1 in 1478 mm

C32B Standard Equipment

STANDARD EQUIPMENT

  • ADEM VI Electronic Control Module
  • Air Cleaner / Closed Crankcase Ventilation
  • Front and Rear Seawater Pumps
  • Sea Water Aftercooler
  • Titanium Plate Heat Exchanger
  • Gear-driven JW and SW pumps
  • Water-cooled Exhaust Manifolds and Turbochargers
  • MEUI-C Fuel System
  • 250-hr Oil Pan (Shallow Sump)
  • RH or LH Service Side Options

C32B Optional Equipment

OPTIONAL ATTACHEMENTS

  • 120V or 240V Jacket Water Heater
  • SAE A or B PTO (RH rear)
  • 75A, 105A or 175A Alternator
  • Heat Shielding
  • Cosmetic Engine Cover
  • Electric Fuel Priming Pump
  • Duplex Lube Oil and Fuel Filters
  • Deep Sump Oil Pan
  • Marine Alarm & Protection

See how C32B compares against frequently compared products.

Product Brochures and More Are Ready to Download!

Media Gallery

C32B

C32B

C32B

C32B

C32B

C32B

C32B

C32B

C32B

C32B

C32B
C32B
C32B
C32B
C32B
C32B
C32B
C32B
C32B
C32B

Take the interactive virtual product tour to explore the great features and benefits of the C32B

Start C32B Tour
close

Check out current offers for the C32B

View More Offers
warning

Internet Explorer users may experience issues with certain features of our site.
Please try a current version of an alternate browser (i.e. Google Chrome, Microsoft Edge, Mozilla Firefox) for the full Cat.com experience.