How the 2025 Tax Law Can Pay for Your Next Charter Boat

August 1, 2025

Why This Guide Matters


What Is Bonus Depreciation?


What Counts as Business Use?


Who Gets the Tax Break?


Real-Life Examples


Engine Parts and Tax Deductions for Marine Tourism Operators


What Counts as a Tax Deduction?


Examples of Engine Parts You Can Deduct


Detroit Diesel Engine Parts: What You Can Deduct


Example 1: Impeller for Raw Water Pump – Detroit Diesel 6-71


Example 2: Blower Repair – Detroit Diesel 8V92



Cummins Marine Engine Parts: What You Can Deduct


Example 3: Turbocharger – Cummins 6BTA



Example 4: Cooling System Maintenance – Cummins QSB 6.7



Caterpillar Marine Engine Parts: What You Can Deduct


Example 5: Injector Set – Caterpillar 3208



Example 6: Cylinder Head Gasket – Caterpillar 3406B



What About Rebuild Kits?


Key Tips to Make It Work


Keep Records to Stay Safe


Selling the Boat Later


Tips to Do It Right


Want to Learn More?


Why Diesel Pro Power?


In Summary (Plain Table)


Final Note


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How the 2025 Tax Law Can Pay for Your Next Charter Boat

Buying a Charter Boat in 2025? What Diesel Pro Power Customers Should Know About Taxes (and Engines)

August 1, 2025

DISCLAIMER


Table of Contents


1. Executive Summary


2. What Is the One Big Beautiful Bill (OBBBA)?


3. Bonus Depreciation Restored—Primary Source Authority


4. Section 179 in 2025—Limits and Mechanics


5. How Vessels Qualify for Immediate Write-Offs


Key Qualification Rules:


6. Ownership Structures—Who Gets the Benefit


A. Sole Proprietors and Individuals


B. LLCs and Partnerships


C. S-Corporations and C-Corporations


7. 2025 vs. Prior Years—Phase-Down Reversal


8. Real-World Examples for Charter Boat Owners


Example 1: Fishing Charter Upgrade


Example 2: Dive Boat Owner Operating as an LLC


Example 3: Yacht Owner Renting on Charter Platforms


9. Deducting Engine Parts and Maintenance


What Marine Engine Parts Are Deductible?


Repairs vs. Capital Improvements


10. IRS Compliance Guidelines & Audit Triggers


Keep Detailed Records


Common Red Flags for Charter Vessel Owners


11. Depreciation Recapture and Forward Planning


What Happens If You Sell the Vessel?


Plan with Your Tax Advisor


12. Final Takeaways & Diesel Pro Power Support


13. Final Disclaimer Reminder


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Why Diesel Pro Power is the Only Global Source with Detroit Diesel 16V149 Overhaul Kits In Stock and Ready to Ship

July 16, 2025

The Detroit Diesel 16V149: The Ultimate Heavy-Duty Engine


What Makes the 16V149 Special


Where You’ll Find These Titans


Why Finding Overhaul Kits for the 16V149 is Practically Impossible


The Engine is Out of Regular Production


Turbo vs. Non-Turbo Adds Another Layer of Difficulty


The Diesel Pro Power Difference: One of the Only Companies in the World With These Kits In Stock


Why This Matters: The Real Cost of Downtime


What’s Actually In Our 16V149 Overhaul Kits


Each Diesel Pro Power 16V149 Kit Includes:


Why Most Companies Don’t Stock These Kits — and Why We Do


The Financial Risk is Too Big for Most Distributors


It’s Logistically Complex


Turbocharged vs. Non-Turbo: We Stock Both — Because They’re Not the Same


Trusted By Marine and Industrial Operators Worldwide


Technical Expertise You Won’t Find Anywhere Else


Two-Stroke Engine Demands


Compression Matching


Fast Shipping, Worldwide — Because Downtime is the Real Enemy


Protect Your Rebuild — Why We Only Use Premium Components


Conclusion: The Only Real Choice for Detroit Diesel 16V149 Overhauls


Other Parts Diesel Pro Power Carries For The Detroit Diesel 16V149


Additional Resources For The Detroit Diesel 149 Series


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Why Diesel Pro Power is the Only Global Source with Detroit Diesel 16V149 Overhaul Kits In Stock and Ready to Ship

Why Diesel Pro Power is the Only True Source for Detroit Diesel 12V149 Overhaul Kits — In Stock and Ready to Ship

July 16, 2025

Why Diesel Pro Power is the Only True Source for Detroit Diesel 12V149 Overhaul Kits — In Stock and Ready to Ship


The Detroit Diesel 12V149: A Legend of Industrial Power


Key Specs That Made History


Where You’ll Find Them Today


Why the 12V149 is So Difficult to Support


These Engines are Rare and Out of Regular Production


Turbo and Non-Turbo Differences Add Complexity


Why Diesel Pro Power is Different: The World’s True Stocking Source


Why This Matters for Your Operation


What’s Inside Our Detroit Diesel 12V149 Overhaul Kits


Premium Components Include:


Turbo vs. Non-Turbo: We Stock Both


Why Most Companies Can’t — or Won’t — Stock These Kits


Enormous Inventory Risk


Complex Global Logistics


The Diesel Pro Power Difference: Why We’re Trusted Worldwide


Actual In-Stock Inventory


Fast Shipping, Global Reach


Unmatched Technical Support


Avoid the Disaster of Mismatched or Delayed Kits


Serving the World’s Most Demanding Industries


A Few Words on Why We Only Stock Premium Kits


Conclusion: If You Operate a Detroit Diesel 12V149, You Can’t Afford to Wait


Other Parts That We Carry For Detroit Diesel 12V149


Additional Resources For The Detroit Diesel 12V149


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Why Diesel Pro Power is the Only True Source for Detroit Diesel 12V149 Overhaul Kits — In Stock and Ready to Ship

Why Diesel Pro Power is One of the Only Companies in the World with Detroit Diesel 149 Overhaul Kits Ready to Ship

July 16, 2025

The Legendary Detroit Diesel 149 Series


Key Characteristics


Why Detroit Diesel 149 Overhaul Kits Are So Hard to Find


Out of Production for Decades


Extremely Low Volume


Complex, Model-Specific Kits


Why Diesel Pro Power is Different


Built for Urgent Operations


What’s Inside Our Detroit Diesel 149 Overhaul Kits


Major Components


Turbo vs. Non-Turbo


Why So Few Companies Carry These Kits


Inventory Cost and Risk


Global Logistics Challenges


The Cost of Not Having Kits on Hand


Global Reach: From Miami to Manila


Unmatched Expertise With the Detroit Diesel 149


Two-Stroke Specific Challenges


Compression Matching


Long-Term Warranty Support


Why Marine and Industrial Operators Trust Diesel Pro Power


We Actually Stock These Kits


We Ship Fast


We Protect Your Investment


We Know These Engines


Conclusion: There’s Simply No Substitute


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Why Diesel Pro Power is One of the Only Companies in the World with Detroit Diesel 149 Overhaul Kits Ready to Ship

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


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Everything You Need To Know About The Caterpillar 3406B