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Detroit Diesel Ring Set Installation – DIESELPRO.COM Video

March 25, 2025

Summary of Key Ideas In This Article


See Our Parts Catalog For Ring Sets For Detroit Diesel V71 Engines


Piston Ring Installation Instructions For Detroit Diesel V71 Engines (6V71, 8V71, 12V71, 16V71)


Installation Instructions for Trunk-Type Pistons (One-Piece Pistons)


1. Preparation


2. Ring Orientation


3. Installing the Rings


4. End Gap Staggering


5. Final Inspection


Installation Instructions for Crosshead-Type Pistons (Two-Piece Pistons)


1. Preparation


2. Ring Identification and Orientation


3. Installing the Rings


4. Ring End Gap Positioning


5. Inspection and Fit


Additional Notes for Both Piston Types


Why Fleet Managers and Marine Mechanics Choose Diesel Pro Power for Detroit Diesel V71 Ring Sets


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Detroit Diesel Ring Set Installation – DIESELPRO.COM Video

671 Detroit Diesel Long Block Assembly Part 1- DIESELPRO.COM Video

March 25, 2025

Detroit Diesel 6-71 Engine Variants – Specifications & Applications


Overview


Detroit Diesel 6-71 Non-Turbo – 2-Valve Head Type


Applications


Detroit Diesel 6-71 Non-Turbo – 4-Valve Head Type


Applications


Detroit Diesel 6-71 Turbocharged (6-71T)


Applications


Side-by-Side Comparison Table


Choosing the Right Variant


Additional Resources For The Detroit Diesel 6-71


Practical Guide To Servicing Your Detroit Diesel 71 Series Inline 6-71 Part 1 


Practical Guide To Servicing Your Detroit Diesel 671 - Part 2


Engine Components and Their Roles (Covering Detroit Diesel 671 Engines)


Key Maintenance Procedures (Covering Detroit Diesel 671 Engines)


Assembly and Disassembly Guidelines (Covering Detroit Diesel 671 Engines)


Safety Protocols for Technicians (Working On Detroit Diesel 671 Engines)


Torque Specifications and Wear Limits (Covering Detroit Diesel 671 Engines)


Exact Torque Specifications for Detroit Diesel Series 71 Inline Engine Components (Covering Detroit Diesel 671 Engines)


Wear Limits for Critical Engine Parts and How to Measure These During Inspections (Covering Detroit Diesel 671 Engines)


Lubrication System For Detroit Diesel 71 Series Inline Engines (6-71)


Cooling System and Heat Exchanger For Detroit Diesel 71 Series Inline Engines ( 671)


Introduction to the Cooling System and Heat Exchanger For Detroit Diesel 71 Series Inline Engines ( 671)


Routine Cooling System Checks and Maintenance For Detroit Diesel 71 Series Inline Engines ( 671)


Water Pump For Detroit Diesel 71 Series Inline Engines (671)


Thermostat Operation For Detroit Diesel 71 Series Inline Engines (671)


Ventilation and Crankcase Vapor Collection For Detroit Diesel 71 Series Inline Engines (671)


Troubleshooting and Specifications For Cooling & Lubrication In Detroit Diesel 71 Series Inline Engines (671)


Overview of Troubleshooting in Lubrication and Cooling Systems For Detroit Diesel 71 Series Inline Engines (671)

Systematic Approach to Troubleshooting For Detroit Diesel 71 Series Inline Engines (671)

Troubleshooting Tips for Improved Efficiency In Detroit Diesel 71 Series Inline Engines (671)

Summary of Troubleshooting and Specifications In Detroit Diesel 71 Series Inline Engines ( 671)

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671 Detroit Diesel Long Block Assembly Part 1- DIESELPRO.COM Video

Assembling A Detroit Diesel 671 Marine Long Block -DIESELPRO.COM- Part 2 Video

March 25, 2025

Why Fleet Managers and Boat Fleet Owners Should Encourage Their Mechanics to Buy Aftermarket Parts for the Detroit Diesel 6-71 from Diesel Pro Power


The Detroit Diesel 6-71 Depends on Correct Aftermarket Parts


Consistency Across the Fleet Is a Cost-Control Tool


Specialized Knowledge Prevents Costly Errors


Reducing Labor Waste with Proper-Fit Aftermarket Parts


Marine-Specific Aftermarket Parts for Harsh Environments


Supporting Long-Term Engine Viability with Core Programs


Technical Support That Protects Fleet Outcomes


Global Logistics That Minimize Vessel Downtime


Better Maintenance Records and Predictable Planning


Protecting the Value of Fleet Assets


Conclusion: A Smart Aftermarket Strategy for Fleet Reliability



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Assembling A Detroit Diesel 671 Marine Long Block -DIESELPRO.COM- Part 2 Video

Installing The Cylinder Head & Injectors (Detroit Diesel 671) Video

March 25, 2025

Complete Guide to Installing Cylinder Head and Injectors On A Detroit Diesel 671


Introduction


Safety Guidelines Before Starting


Essential Precautions


Removing the Cylinder Head on the Detroit Diesel 6-71


Preliminary Disconnections


Preparing to Lift


Freeing the Head


Lifting the Cylinder Head


Inspecting the Cylinder Block Before Installation


Cleaning and Verifications


Installing the Cylinder Head on the Detroit Diesel 6-71


Installing New Gaskets and Seals


Lowering the Cylinder Head


Torquing the Cylinder Head Bolts


Proper Torque Sequence


Securing the Lifter Brackets


Installing the Injectors on the Detroit Diesel 6-71


Preparing the Injector Tubes


Installing Injectors


Assembling the Rocker Arms


Installing Fuel Pipes and Adjusting Racks


Fuel Pipes


Installing Injector Control Tube


Adjusting Exhaust Valve Clearances and Injector Timing


Setting Exhaust Valve Lash


Timing the Injectors


Post-Assembly Checks


Final Recommendations


Conclusion


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Installing The Cylinder Head & Injectors (Detroit Diesel 671) Video

Installing Camshaft & Timing Gears (Detroit Diesel 671) Video

March 25, 2025

The Role of Camshaft Timing Gears in the Detroit Diesel 6-71 Engine


Understanding the Detroit Diesel 6-71 Two-Cycle Timing System


What the Camshaft Timing Gears Actually Do


1. Synchronize the Camshaft With the Crankshaft


2. Control Fuel Injection Timing


3. Operate the Exhaust Valves


4. Drive the Roots Blower


5. Maintain Harmonized Cylinder Performance


How Timing Gears Are Built and Why They Last


What Happens When Timing Gears Wear or Fail


Common symptoms of timing gear issues include:


Why Timing Alignment Is Critical During Rebuilds


The Gear Train and Long-Term Engine Life


Best Practices for Maintaining Timing Gear Health


Conclusion: The Timing Gears Are the Synchronization Heart of the 6-71


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Installing Camshaft & Timing Gears (Detroit Diesel 671) Video