C32B Twin Turbo

C32B Twin Turbo High Performance Propulsion Engines

Key Specs

Power Range
2000 bhp (1491 bkW)
2000 bhp (1491 bkW)
Speed Range
2300 rpm
2300 rpm
Emissions
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II

Overview

C32B Tier 3 Recreational

The Cat® C32B High Performance (HP) twin turbo engine is a powerful and versatile solution for commercial and high performance applications, offering a rated power range of 2000 bhp. It meets stringent emissions standards, including Tier 3 Recreational, EU RCD, and China Stage II. The Cat C32B engine has an optimized design to enhance power density, deliver more power without significantly increasing size or weight. Additionally, its improved durability* reduces maintenance needs and extends operational life, thereby lowering the total cost of ownership. This combination of high-power output, strict emissions compliance, and cost-effective durability makes the Cat C32B engine an excellent choice.
* Compared to previous C32 engines

Benefits

Power Density

Parallel turbocharging delivers smooth, responsive acceleration and strong low-end torque for a refined on-water experience. High power density with minimal weight impact—ideal for luxury new builds and repowers.

Reliable Performance

Low noise, low‑vibration performance at slow speeds enhances onboard comfort. Smooth, responsive handling supports cruising, trolling, and high-speed runs, reducing fatigue for owners, guests, and crew on extended journeys.

Low Maintenance and Efficient

Globally compliant (IMO II / III, EPA Tier 3, RCD, China II) with low-maintenance, airless aftertreatment for reduced ownership costs. Backed by the Cat dealer network, ensuring reliable support wherever you cruise.

Features At A Glance

Cat

Key Features & Benefits

  • Electronically Governed and Controlled (ADEM VI ECM)
  • Noise Reduction at low engine speeds (MEUI-C Fuel System)
  • Improved Acceleration Capability
  • Gear-driven Jacket Water Pump and Sea Water Pump for Enhanced Reliability
  • MCS Certifications Available
  • Titanium Plate Heat Exchanger
  • LH and RH Service side options available
Specifications Standard Equipment Optional Equipment

Product Specifications for C32B Twin Turbo

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Power Range 2000 bhp (1491 bkW) 2000 bhp (1491 bkW)
Speed Range 2300 rpm 2300 rpm
Emissions IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
Aspiration TTA TTA
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
Width 57.8 in 1469 mm
Dry Weight 6934 lb 3145 kg
Length 82.9 in 2106 mm
Height 56.9 in 1445 mm
Stroke 6.38 in 162 mm

C32B Twin Turbo Standard Equipment

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Standard Equipment

  • ADEM VI Electronic Control Module
  • Air Cleaner / Fumes Disposal
  • Electronic Diagnostics and Fault Logging
  • Engine and Transmission Monitoring
  • Sea Water Aftercooler
  • Titanium Plate Heat Exchanger with Expansion Tank
  • Gear-driven JW and SW pumps
  • Water-cooled Exhaust Manifolds and Turbochargers
  • MEUI-C Fuel System
  • Fuel Priming and Transfer Pump
  • 250-hr Oil Pan (Shallow Sump)
  • RH or LH Service Side Options

C32B Twin Turbo Optional Equipment

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Optional Attachments

  • 120V or 240V Jacket Water Heater
  • SAE A or B PTO (LH or RH rear)
  • 75A or 105A Alternator
  • Spray Shielding

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Marine Power Systems
Selected
C32B Twin Turbo
C32B Twin Turbo
Power Range
2000 bhp (1491 bkW)
2000 bhp (1491 bkW)
Speed Range
2300 rpm
2300 rpm
Emissions
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
Marine Power Systems
C32
C32
Power Range
1600-1900 bhp (1193-1417 bkW)
1600-1900 bhp (1193-1417 bkW)
Speed Range
2300 rpm
2300 rpm
Emissions
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
IMO II, U.S. EPA Tier 3 Recreational, RCD, China Stage II
View Details
Marine Power Systems
C32B Sequential Turbo
C32B Sequential Turbo
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
View Details

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