C176-16 Marine Propulsion Engine


Features At A Glance

Making Your Investment Work Harder
Driving Down Total Cost of Ownership
Committed to Sustainable Development
Improving Workforce Efficiency
Fully Integrated Marine Power Solution
Caterpillar Common Rail System
Cross-flow head design
Simplified electrical system
New generation of turbochargers designed specifically for the C175
Marine Classification Society approved monitoring, alarm, and protection system
Thermo-laminated heat shields for exhaust components

Product Specifications for C175-16

Power Rating

Engine Specifications

Dimensions & Weights

C175-16 Standard Equipment

Air Inlet System

  • Air cleaner; 2 single element canisters
  • Air cleaner mounting

Control System

  • Caterpillar Dual ADEM A4 Electronic Engine Control, front mtd.Requires 24V DC 20 amp continuous, 40 amp intermittent, clean electrical power

Cooling System

  • Engine Configuration for Remote Cooling

Exhaust System

  • Dry Exhaust Manifold and dual turbochargers with heat shields

Flywheels & Flywheel Housings

  • Flywheel housing, SAE No. 00
  • Flywheel, 530 M (SAE No. 21), 183 teeth

Fuel System

  • Fuel transfer pump, RH Fuel priming pump, RH Double walled high pressure fuel lines Electronically controlled unit injectors Leak detection Customer connections, RH Shipped loose duplex primary fuel filters with water separators Duplex secondary and tertiary fuel filters


  • Features: Start/stop controls Emergency stop Terminal blocks for customer connections
  • Switches: Cranking override-RH and LH Crank selection Low idle Prelube override
  • Graphical Unit (Color Marine Power Display) for analog or digital of: Engine oil pressure, engine water temperature, fuel pressure, system DC voltage, air inlet restriction, LH & RH exhaust temperature (prior to turbocharger), fuel filter differential, oil filter differential, service hour meter, engine speed, instantaneous fuel consumption (calculated), total fuel consumed (calculated), engine control switch (4 position), alarn horn, prioritized alarms, backup ECM ready light, backup ECM in control light, overspeed shutdown notification light, emergency stop notification light, prelube override, shutdown override
  • Indication lights: Auxiliary one and two circuits Emergency stop lamp General alarm lamp Local speed control

Lube System

  • Gear type lube oil pump Integral lube oil cooler Oil drain valves, FRONT Oil sampling valve Duplex oil filter Filler and dipstick Fumes disposal 1000 hour sump oil pan

Protection System

  • A4 Electronic Monitoring System provides customer programmable engine derating strategies to protect against adverse operating conditions.
  • Emergency stop push button (located in Electronic Instrument Panel) Safety shutoff protection: Oil pressure and water temperature(redundant OP and WT sensors) Overspeed (redundant and independent of engine governing system speed sensed by backup ECM which is MCS approved) NOT INCLUDED: Thermocouples

Starting System

  • High and Low current power distribution box NOT INCLUDED: Starting motor

Marine Society Requirements

  • See MARINE SOCIETY REQUIREMENTS optional attachments


  • Vibration damper and guard Lifting eyes Paint, Caterpillar yellow engine with black rails. Preservation of cooling system, air intake and exhaust for one year indoor storage

C175-16 Optional Equipment

IMO Certification (Emissions)

  • For GL IMO certification for vessels with a German Flag, additional certificatio nthrough the German Authority SeeBG is required.

Charging System

  • Alternator Harness: 10M/32FT, 20M/64FT, 30M/98FT
  • Battery Charger 20 AMP

Cooling System

  • Coolant Level Sensor

Exhaust System

  • Flexible Fitting
  • Flanges
  • Flange & Exhaust Expanders

Fuel System

  • Flexible Fuel Lines


  • PL 1000E Communication Module
  • Marine Gear Sensors
  • Color Marine Power Display System
  • Turbocharger Speed Sensors

Lube System

  • Electric Prelube Harness

Special Tests/Reports

  • Special Test Charge - English Only
  • STD Engine Test Charge

Starting System

  • 24 Volt Battery Set - Dry (QTY6)
  • Starter Motor Harness

Service Tools/Ship Prot./ Factory Support

  • Shrink Wrap Protection
  • Export Packaging

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