Removing The Twin Disc MG502 Transmission From A Cummins 6BT Video

Removing a Cummins 6BT and Twin Disc MG502 from an Iconic 31' Bertram

Why Diesel Pro Power Is the Best Source for Cummins 6BT Parts

Extensive Inventory

Strict Quality Standards

Fast Worldwide Shipping

Knowledgeable Support Team

Your Best Source for Rebuilt Twin Disc MG502 Transmissions

Professionally Rebuilt MG502 Transmissions

Parts to Repair Your Own MG502

Technical Support

Why Buy Twin Disc MG502 Parts from Diesel Pro Power

Watch Us Remove Massive Engines with a Giant Crane! Video

The Critical Role of Cranes in Dry-Dock Marine Diesel Engine Repairs

How Heavy-Lift Equipment Makes Overhauls Possible for Detroit Diesel, Cummins, Caterpillar & John Deere Marine Engines

1. Why Marine Diesel Engines Require Heavy-Lift Capability

2. Removing the Engine: The Crane’s First and Most Important Role

2.1 Access Through Deck Hatches

3. Handling the Weight of Industrial Marine Engines

Detroit Diesel

Caterpillar

Cummins

John Deere

4. Lifting Engine Components, Not Just Whole Engines

5. Cranes Ensure Safe Working Conditions in Dry Dock

6. Precision During Engine Reinstallation

7. Supporting Major Overhaul Work in the Shop

8. Cranes Used During Final Testing and Commissioning

9. The Crane Is the Most Valuable Tool in a Marine Yard

10. Why Proper Crane Operation Saves Money and Time

11. Cranes Are Essential Across All Diesel Brands

Detroit Diesel

Cummins

Caterpillar

John Deere

Conclusion: The Crane Is the Heart of Dry-Dock Diesel Repair Operations

Disconnecting Cummins 6BT From Boat To Remove For Overhaul Video

Why It Often Makes Sense to Remove Your Cummins Engines From the Vessel Before Performing an Overhaul

1. A Proper Overhaul Requires Space, Precision, and Clean Conditions

2. Access to Critical Components Is Much Easier With the Engine Out

3. The Machine Shop Phase Is Not Optional—And It Can’t Be Done in the Vessel

4. Removing the Engine Often Saves Money—Even if It Sounds Counterintuitive

5. A Removed Engine Can Be Fully Cleaned, Painted, and Renewed

6. Vessel Infrastructure Can Be Inspected and Repaired While the Engine Is Out

7. A Proper Overhaul Extends Engine Life—But Only If Done Thoroughly

Conclusion: Removing Your Cummins Engine Often Results in a Better, Cleaner, Safer, and More Cost-Effective Overhaul

Cummins 6BT Engine Being Removed From A Bertram 31 With A Crane Video

Why It Sometimes Makes Sense to Remove Your Cummins Marine Engine for Overhaul Instead of Working on It in the Vessel

The Reality of Access in Marine Engine Rooms

Labor Efficiency: Shop Time vs. Boat Time

Quality Control Is Dramatically Better Out of the Vessel

Crankshaft, Bearings, and Line Bore Work Require Removal

Cummins Marine Engines Often Hide Corrosion Issues

Cooling System and Mounting Repairs Are Easier with the Engine Out

Overhauls in the Vessel Increase Risk to the Boat

Downtime Can Be Shorter with Engine Removal

Better Warranty and Accountability

When In-Vessel Work Does Make Sense

A Long-Term Cost Perspective for Owners and Fleet Managers

Conclusion: Sometimes the Harder Choice Is the Smarter One

Revamping the Heart of the Bertram 31 Engine Overhaul Begins! Video

Cummins 6BT Engines in the Bertram 31: The Original Power Option That Became a Legend

The Bertram 31 Hull—A Revolution Waiting for the Right Engine

The Cummins 6BT Arrives: A Factory-Installed Game Changer

Performance of the Bertram 31 With Factory 6BT Engines

Why the 6BT Remains the Most Desired Repower Option

Why the 6BT Became Legendary Specifically in the Bertram Community

Comparison With Other Engine Options Over the Years

Why the 6BT Continues to Be Used in Restorations Today

Conclusion: A Perfect Match That Has Stood the Test of Time

Checking A Cummins 6BT Crankshaft For Reusability Video

Professional Installation and Maintenance Tips For Cummins 6BT Crankshafts

Crankshaft Components for Cummins 6BT Engines

Gasket Sets for Crankshaft Installation

Crankshaft Bearings (Shell Sets)

Crankshaft Seal Kits

Vibration Dampers

Expansion Plug Kits for the Engine Block