Power Range

375-476 bhp (280-355 bkW)

Speed Range

1800, 2100, 2300 rpm

Rated Engine Speed

1800, 2100, 2300 rpm

C9.3 Commercial Propulsion Engine

ABOUT THE c9 3

The C9.3 ACERT propulsion engine has a B rating of 375 bhp (280 bkW) at 1800 rpm, a C rating of 416 bhp (310 bkW) at 2100 rpm, and a D rating of 476 bhp (355 bkW) at 2300 rpm. The C9.3 propulsion, auxiliary, and generator set engines have a common rail fuel system for optimal combustion and lower emissions. Cooling system options for the propulsion and auxiliary engines include heat exchanger with sea water aftercooling, and keel with combined circuit or separate circuit aftercooling. The genset packages are available with heat exchanger, keel, or radiator cooling. These products are EPA Tier 3 and IMO II certified. In addition the propulsionengine ratings are EU Stage IIIA certified and auxiliary and gen sets are also CCNR Stage II certified.

Add the C9 3 COMMERCIAL PROPULSION ENGINE Model to the Cart
Power Range
375-476 bhp (280-355 bkW)
Speed Range
1800, 2100, 2300 rpm
Rated Engine Speed
1800, 2100, 2300 rpm
Emissions
IMO II, U.S. EPA Tier 3, China Stage II
Configuration
In-line 6, 4-Stroke-Cycle Diesel
Displacement
567.5in³
Aspiration
Turbocharged-aftercooled
Governor
Electronic
Bore
4.5in
Stroke
5.8in
Refill Capacity
Lube Oil System w/oil filter change: 24.5 L (6.5 gal)
Oil Change Interval
500 hrs
Flywheel Housing
SAE No. 1 (113 teeth)
Rotation from Flywheel End
Counterclockwise
Cooling
Heat exchanger and separate or combined keel cooled options
Length – Engine
57.2in
Engine Dry Weight – Approximate
945-1122 kg (2083-2474 lbs)
Width – Engine
38.5in
Height
43in
  • Standard Equipment
    • Water-cooled turbocharger and exhaust manifold
    • Electronic control system
    • Thermostats and housing
    • Gear-driven Sea water pump (self-priming)
    • Common rail fuel system
    • Shell and tube jacket water heat exchanger
    • Corrosion-resistant Sea water aftercooler
    • Engine oil cooler
    • Vibration damper and guard
    • Primary fuel filters
  • Optional Attachments
    • Alternators – 24V 70 or 105 amp, 12V 110 amp
    • Closed crankcase ventilation
    • Transmission gear oil cooler (engine mounted for HEX)
    • Additional engine and transmission sensor packages
    • Instrument panels
    • Electric starting motors – 12V or 24V
    • Air starting motor
    • Dual electric starting motors or combined electric/air
    • Electric fuel priming pump
    • Fuel cooler
    • PTO Drives – V-belt pulley stack, stub shaft
    • Duplex fuel and oil filters
    • Double wall fuel rail

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Small Excavators Big Savings: Terms and Conditions

* Offer valid from October 1, 2024 through December 31, 2024 on new 313 through 317 Cat® excavators sold by participating Cat dealers to customers in the USA or Canada. Purchase must occur during offer period. Offer subject to machine availability and credit approval by Cat Financial. Not all customers will qualify. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on select new Cat® machines listed in our Heavy Equipment Promotion page. Purchase must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The offered Cat Customer Value Agreement (CVA) includes 6 maintenance parts kits; S∙O∙SSM; and 36 month VisionLink® ConnectPro. The maintenance parts cover the first 3,000 hours^ (estimated 3 years) of machine utilization. Each kit contains one set of parts for regular planned maintenance under normal operating conditions. In some severe applications where maintenance parts need to be replaced more frequently, additional parts will be at customer’s expense. Offer excludes additional maintenance parts, dealer labor, wear parts, and fluids. Offer also includes a 36 month/5000 hour (whichever occurs first) Powertrain, Hydraulics and Technology Equipment Protection Plan (EPP). In some areas, EPP might be sold separately from the CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply. Contact your Cat dealer for details.

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*Offer valid from October 1, 2024 through December 31, 2024. Offer only available on purchases of new mini excavators, micro excavators, skid steer loaders, and compact track loaders sold by participating Cat dealers to customers in the USA or Canada. Purchases (both machine and CVA) and machine delivery must occur by December 31, 2024. Offer subject to machine availability. Offer is subject to credit approval by Caterpillar Financial Services Corporation for US customers, and Caterpillar Financial Services Limited for Canadian customers. Not all customers will qualify. The credit $500 USD for CVA purchase can only be applied toward the purchase of a qualifying Cat Customer Value Agreement (CVA). CVA must be at least 2yr/1000hr and must include 1-year Preventative Maintenance Parts Kit, TA1 annual Inspection, signed CVA contract, and Product LinkTM. Amount of CVA credit is the same for all models and cannot exceed the price of the qualifying CVA. Offer may change without prior notice and cannot be combined with any other offers. Additional terms and conditions may apply.

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