May 9, 2025
1. Marine Applications of the Cummins 6.7L Engine
1. Recreational Yachts and Cruisers
2. Commercial Fishing Vessels
3. Passenger Ferries and Charter Boats
4. Pilot Boats and Patrol Craft
5. Tugboats and Support Vessels
2. Top Causes of Overheating in Marine Cummins 6.7L Engines
1. Restricted Raw Water Flow
2. Clogged or Fouled Heat Exchangers
3. Failing Thermostat
4. Low Coolant or Improper Coolant Mix
5. Raw Water Pump Failure
6. Clogged Keel Cooler (For Vessels Without Heat Exchangers)
7. Faulty Temperature Sensor or ECU Misreading
8. EGR Cooler Failure (in Emissions-Compliant Models)
9. Internal Corrosion from Improper Coolant or Storage
10. Overloading and Continuous High RPM Operation
3. Maintenance Best Practices for Marine Cummins 6.7L Engines
4. Recommended Parts from Diesel Pro Power
Conclusion: Keep Your QSB6.7 Cool and On the Water
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April 18, 2025
Key Topics Covered
Introduction
1. Cummins C Series (6C, 6CT, 6CTA – 1991 & 1994 Certification Levels)
2. Cummins KTA19
3. Cummins ISB & QSB
4. Cummins B Series (6B, 6BT, 6BTA, 4B, 4BT, 4BTA)
5. Cummins ISM, ISMe & QSM11
6. Cummins N14
7. Cummins KTA38 & KTA50
8. Cummins QSC 8.3 & QSL 9
FAQs – Cummins Engine Service Essentials (25 Practical Questions)
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March 19, 2025
Cummins Marine Engine Models: Official Names vs. Slang Terms (Including Regional & Application-Specific Nicknames)
1. Cummins B Series Marine Engines (4B, 6B, 6BT, 6BTA)
2. Cummins C Series Marine Engines (6C, 6CT, 6CTA 8.3)
3. Cummins K Series Marine Engines (KTA, KTA19, KTA38, KTA50)
4. Cummins Quantum Series (QSB, QSC, QSM, QSK)
Conclusion
Cummins Engine Parts: Official Names vs. Slang Terms
1. Cylinder Head and Block Components
2. Pistons and Connecting Rods
3. Crankshaft and Camshaft Components
4. Valvetrain and Air Intake Components
5. Fuel System Components
6. Cooling System Components
Conclusion
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February 19, 2025
Cummins Engine Torque Specifications by Model
Cummins 6B, 6BT, and 6BTA 5.9L Torque Specs
Cummins 4BT Torque Specs
Cummins 6C, 6CT, and 6CTA 8.3 Torque Specs
Cummins QSB 6.7L Torque Specs
Cummins QSC 8.3L Torque Specs
Cummins ISC 8.3 Torque Specs
Cummins ISL 8.9L Torque Specs
Cummins ISX Torque Specs
Cummins KTA 19 Torque Specs
Cummins N14 Torque Specs
Cummins 855 Torque Specs
Why Torque Specs Matter
1. Prevents Bolt Over-Tightening
2. Prevents Under-Torquing
3. Ensures Even Clamping Pressure
4. Prevents Fastener Fatigue and Improves Serviceability
5. Improves Performance and Efficiency
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February 14, 2025
Summary of Key Maintenance Tips
1. Regular Oil and Lubrication Maintenance
2. Cooling System Maintenance
3. Fuel System Maintenance
4. Air Intake and Turbocharger Maintenance
5. Exhaust System and Emissions Control
6. Cylinder Head and Valve Adjustment
7. Electrical System Maintenance
8. Preventive Maintenance for Long-Term Engine Health
Final Thoughts on Ensuring Long-Term Engine Reliability
Key Takeaways for Long-Term Reliability:
Looking Ahead: Keeping Your Cummins Engine in Top Shape
Below are two videos of our customer Imperial Diesel Service, rebuilding a Cummins 6BT [ Part 1 & 2]
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February 14, 2025
High-Quality Aftermarket Parts vs. OEM Parts
1. Advantages of High-Quality Aftermarket Parts
2. When to Choose OEM Parts
Choosing the Best Suppliers for Cummins Engine Components
1. How to Identify a High-Quality Aftermarket Supplier
Commonly Replaced Parts and Their Impact on Performance
1. Cylinder Head and Gaskets
2. Pistons, Rings, and Cylinder Liners
3. Fuel System Components (Injectors, Fuel Pump, Lift Pump)
4. Turbocharger and Air Intake System
5. Exhaust System and Emissions Control
6. Cooling System Components (Radiator, Water Pump, Thermostat)
Final Thoughts
Below are two videos of our customer Imperial Diesel Service, rebuilding a Cummins 6BT [ Part 1 & 2]
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