Caterpillar Marine Engine Serial Number Lookup: Decode Your Engine’s History & Get The Right Parts

August 18, 2025

What Is a Caterpillar Marine Engine Serial Number?


Why Caterpillar Uses Serial Numbers


What an ESN Can Tell You


Why the ESN Is Critical in Marine Applications


ESN and Arrangement Number: Working Together


Real-World Examples


Why ESNs Are Trusted in the Marine Industry


ESNs and Digital Support


The Bottom Line


What Is a Caterpillar Arrangement Number?


What the Arrangement Number Covers


Why Arrangement Numbers Matter


ESN and AN: Always Used Together


Working With Diesel Pro Power


The Bottom Line


Where to Find the Serial Number and Arrangement Number


3100 Series (3116, 3126)


3200 Series (3208)


3400 Series (3406, 3408, 3412)


3500 Series (3512, 3516, 3520)


Modern C-Series (C7, C18, C32, C280)


Caterpillar Marine Serial Number Prefix Reference


Work With Diesel Pro Power to Identify Your Engine


Final Thoughts


Read More

Caterpillar Marine Engine Serial Number Lookup: Decode Your Engine’s History & Get The Right Parts

Caterpillar Aftermarket Parts for the 3400 Series Engines

June 12, 2025

Introduction to the Caterpillar 3400 Series


Key Features of the 3400 Series Engine Family


Caterpillar 3406


Caterpillar 3408


Caterpillar 3412


Differences Between Original, B, C, and E Models


Base Models


B Models


C Models


E Models


Common Aftermarket Components


Engine Overhaul Kits


Cylinder Heads


Turbochargers


Fuel System Components


Cooling System Components


Gasket and Seal Sets


Oil Pumps and Lubrication Parts


Electrical and Sensor Systems


Unique Marine and Industrial Considerations


Marine Environments


Industrial Environments


Serial Nu


mber Reference for Parts Matching


Sourcing Reliable Aftermarket Parts


Warranty


OEM Match Quality


Technical Support and Expertise


Maintenance Best Practices


Fluid Analysis


Break-In Procedures


Scheduled Inspections


Rebuild vs. Replacement Strategy


FAQs About Caterpillar 3400 Series Aftermarket Parts


Conclusion


Read More

Caterpillar Aftermarket Parts for the 3400 Series Engines

Everything You Need To Know About The Caterpillar 3406B

April 16, 2025

Key Takeaways


Applications Of The Caterpillar 3406B


Marine Applications Of The Caterpillar 3406B


Industrial Applications Of The Caterpillar 3406B


Specifications Of The Caterpillar 3406B


Finding Serial Number & Arrangement Number For The Caterpillar 3406B


Power Output Of The Caterpillar 3406B


Weight & Dimensions Of The Caterpillar 3406B


Parts That Are Unique To The Caterpillar 3406B


Why The "B" In The Caterpillar 3406B


Aftermarket Parts By Diesel Pro Power For The Caterpillar 3406B


Engine Overhaul Kits For The Caterpillar 3406B


Freshwater Pump For The Caterpillar 3406B


Marine Water Pump For The Caterpillar 3406B


Cylinder Head For The Caterpillar 3406B


Injectors For The Caterpillar 3406B


Turbo For The Caterpillar 3406B


Aftercooler For The Caterpillar 3406B


Oil Pump For Caterpillar 3406B


Connecting Rods For Caterpillar 3406B


Gaskets For Caterpillar 3406B


Starter/Alternator For Caterpillar 3406B


Filters For Caterpillar 3406B


Transmissions That Hook Up To The Caterpillar 3406B


Marine Transmissions


Industrial Use


Read More

Everything You Need To Know About The Caterpillar 3406B

Caterpillar Marine Engine & Parts Slang: The Ultimate Guide to Nicknames and Terminology

March 19, 2025

Caterpillar Marine Engine Slang: The Ultimate Guide to Nicknames, Parts, and Regional Terms


Popular Caterpillar Marine Engine Nicknames


Commonly Used Slang for Caterpillar Marine Engine Parts


Regional Slang and Terminology


United States


Latin America


Europe


Australia & New Zealand


Caterpillar Engine Model Slang


Official Names vs. Slang Names for Caterpillar Marine Engine Parts


Cylinder Head & Valvetrain Components


Turbocharger & Air System


 


Fuel System


Cooling System


Lubrication System


Electrical & Ignition Components


Exhaust System


Crankshaft & Internal Components


Transmission & Power Transfer


Final Thoughts


Read More

Caterpillar Marine Engine & Parts Slang: The Ultimate Guide to Nicknames and Terminology

Everything You Need to Know About the Caterpillar 3406E Engine

February 27, 2025

1. Introduction to the Caterpillar 3406E Engine


2. Caterpillar 3406E Engine Specifications


3. Key Features and Advancements


A. Electronic Unit Injection (EUI) System


B. Turbocharging and Aftercooling


C. Heavy-Duty Construction for Industrial and Marine Use


D. Improved Fuel Economy and Long-Term Cost Savings


Why the 3406E is Still a Top Choice for Industrial and Marine Applications


4. Common Applications


A. On-Highway Trucks


B. Heavy Equipment


C. Marine Applications


5. Common Problems and Issues


A. Injector Failures


B. Camshaft Wear


C. Turbocharger Failure


D. Oil Leaks


E. Faulty Sensors and Wiring Issues


6. Maintenance and Longevity


A. Recommended Maintenance Intervals


B. How to Extend Engine Life


7. Performance Upgrades and Modifications


A. ECM Tuning


B. High-Flow Turbocharger


C. Performance Injectors


D. Free-Flowing Exhaust


8. Caterpillar 3406E vs. Other Engines


9. Conclusion and Available Aftermarket Parts


Read More

Why It Often Makes Sense to Overhaul Instead of Re-Power Your Marine Diesel Engine

February 5, 2025

Key Takeaways


1) Faster Turnaround and Less Downtime


Overhaul Kit Catalog  For Cummins Marine Engines


2) Cost-Effectiveness of an Overhaul


Overhaul Kit Catalog For Detroit Diesel Marine Engines


3) Understanding the True Condition of Your Engine


Overhaul Kit Catalog For Caterpillar Marine Diesel Engines


4) Compatibility with Your Existing Setup


5) Environmental and Regulatory Considerations


6) Maintaining Engine Familiarity and Reliability


7) When Re-Powering Might Be the Better Option


Final Thoughts


Read More

Why It Often Makes Sense to Overhaul Instead of Re-Power Your Marine Diesel Engine