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#1
08-10-2009, 04:39 PM
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Do our Cylinder Heads Need Re-Torqueing Periodically?
It occurred to me that I have owned my '82 300SD for five years and have never retorqued the 617 cylinder head in spite of adjusting valves - do our heads need retorqueing?
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#2
08-10-2009, 05:33 PM
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No
NO.
Have a great day.
__________________
ASE Master Mechanic asemastermechanic@juno.com Prototype R&D/testing: Thermal & Aerodynamic System Engineering (TASE) Senior vehicle instrumentation technician. Noise Vibration and Harshness (NVH). Dynamometer. Heat exchanger durability. HV-A/C Climate Control. Vehicle build. Fleet Durability Technical Quality Auditor. Automotive Technical Writer 1985 300SD 1983 300D 1984 190D 2003 Volvo V70 2002 Honda Civic https://www.boldegoist.com/
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#3
08-10-2009, 07:55 PM
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These are "Stretch to Yield" type head bolts. Do NOT retorque them!
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#4
08-11-2009, 03:26 AM
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there is my answer from two respected members, thank you guys!
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