Caterpillar C-Series
Caterpillar C-Series marine engine parts for C4.4, C7, C9, C12, C15,&n...
View Parts →Marine engines
Caterpillar Marine Engines & Spare Parts
Alfa Marine Spare Parts supplies Caterpillar marine engines and spare parts for commercial vessels, yachts, workboats, fishing vessels, offshore vessels and marine power applications worldwide.
Request a Quote →- Worldwide
Shipping - Genuine, OEM &
Aftermarket Parts - Supply to Shipyards,
Repairers & Yacht Owners
Keeping Marine Operations
Moving Worldwide
About Caterpillar
Caterpillar is an American manufacturer of diesel engines and power systems, founded in 1925 and headquartered in Irving, Texas, United States.
Caterpillar marine engines are used for commercial propulsion, high-performance propulsion, auxiliary power and marine generator applications. Its marine engine range includes current and earlier models used across commercial vessels, workboats, tugboats, fishing vessels, offshore vessels and yachts.
- Trusted in Marine Applications
- Wide Range of Engine Families
- Global Parts Supply & Support
Caterpillar Marine Engine Families We Support
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Caterpillar 3400
The Caterpillar 3400 Series engine range is used across marine propulsion, auxiliary and power-generation applications....
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Caterpillar 3412
The Caterpillar 3412 engine is used in marine applications including propulsion, auxiliary power and onboard power gener...
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Caterpillar 3500
The Caterpillar 3500 Series engine range is used across marine propulsion, auxiliary and power-generation applications....
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Caterpillar 3600
The Caterpillar 3600 Series engine range is used across marine propulsion, auxiliary and power-generation applications....
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Caterpillar C280
View Parts →Caterpillar Marine Parts We Supply
How to Find the Correct Caterpillar Part
For accurate Caterpillar parts identification, please provide:
- Engine model
- Engine serial number
- Serial-number prefix
- Arrangement number
- Required part number
- Quantity
- Clear photos when available
Caterpillar engines within the same family can use different parts depending on the serial number, arrangement and application.
If the part number is unknown, please send a clear photo of the engine nameplate.
Frequently Asked Questions
Does Alfa Marine Spare Parts supply Caterpillar marine engine parts?
Yes. Alfa Marine Spare Parts handles enquiries for Caterpillar marine engine spare parts across current and legacy engine families. Availability depends on the exact engine model, serial number and required part number.
What information should I send for a Caterpillar parts quote?
Send the engine model, serial number, required part number and quantity whenever available. If the part number is unknown, send a clear photo of the engine nameplate and information about the required part.
Can I request parts for older Caterpillar marine engines?
Yes. Enquiries can be submitted for older Caterpillar marine engines, including legacy models still operating in commercial vessels, workboats, fishing vessels and yachts. Availability is checked against the exact engine and part information.
Alfa Marine Spare Parts is an independent supplier of Caterpillar marine engine parts. We are not an authorized dealer, official representative or partner of Caterpillar Inc.. Caterpillar engine model names and part numbers are used for identification and cross-reference purposes only.