April 9, 2025
Detroit Diesel 6-71 Fuel Lines — What They Do, Why They Matter, and Why They Should Be Replaced Whenever You Install New Injectors
What Fuel Lines Do on a Detroit Diesel 6-71
1. Supplying Fuel to Each Injector
2. Maintaining Proper Fuel Pressure
3. Keeping the Fuel System Free of Air
4. Preventing Leaks and Fire Risks
Why Fuel Lines Must Be Replaced When You Replace Injectors
1. Old Fuel Lines Are Often Corroded on the Inside
2. Old Lines May Crack When Moved
3. The Sealing Surfaces Wear Out
4. Protecting Your Investment in New Injectors
5. Better Long-Term Reliability
Why Diesel Pro Power Is the Best Source for 6-71 Fuel Lines
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April 7, 2025
Detroit Diesel 6-71 Engine Overhaul: The Kelley Fleet Example and Why the Diesel Pro Power Kit Makes It Simple
The Detroit Diesel 6-71 Legacy
Why the Kelley Fleet’s 6-71 Needed an Overhaul
The Complete Overhaul Solution for the Detroit 6-71 (Non-Turbo, 4-Valve-Head)
Benefits of Choosing the Right Kit
Final Thoughts
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March 27, 2025
Lowering the Cylinder Head Onto the Block for the Detroit Diesel 6-71
Detroit Diesel 6-71 Cylinder Head & Gasket Catalog
Additional Resources For The Detroit Diesel 6-71:
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March 27, 2025
In the video above a technician installs the timing gears on a Detroit Diesel 6-71 long block.
Detroit Diesel 6-71 Engine Variants – Specifications & Applications
Overview
Detroit Diesel 6-71 Non-Turbo – 2-Valve Head Type
Technical Specifications
Applications
Marine Industry
Industrial Applications
Ground-Based Equipment
Key Traits
Detroit Diesel 6-71 Non-Turbo – 4-Valve Head Type
Technical Specifications
Applications
Marine Use
Commercial Equipment
Key Traits
Detroit Diesel 6-71 Turbocharged (6-71T)
Technical Specifications
Applications
Marine Use
Industrial Use
On-Highway and Defense Use
Key Traits
Side-by-Side Comparison Table
Choosing the Right Variant
When to Choose 2-Valve Non-Turbo
When to Choose 4-Valve Non-Turbo
When to Choose Turbocharged 6-71 (6-71T)
Additional Resources For The Detroit Diesel 6-71:
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