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