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Old 10-26-2014, 08:11 PM   #21
BILL WILLIAMSON
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Default Re: head torquing

Observation: "Almost" anybody can be convinced of "almost" anything, if it is repeated to them enough times! BUT, "they" might only agree with you, to SHUT you up!
Chief always said, "REPETITION IS THE MOTHER OF LEARNING & THE FATHER OF BOREDOM"!
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Old 10-26-2014, 08:19 PM   #22
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Default Re: head torquing

We'd probably get along just fine, with a MEDIUM FIRM pull, on an 18" flex handle! (I'm SERIOUS!)
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Old 10-26-2014, 09:12 PM   #23
Purdy Swoft
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Default Re: head torquing

Actually there was a spark plug and head nut wrench included in the original tool pouch that was the correct length to use with common sense. I used a wrench on the head nuts probably for the first thirty years of model A ownership
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Old 10-26-2014, 09:49 PM   #24
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Default Re: head torquing

Quote:
Originally Posted by Purdy Swoft View Post
Actually there was a spark plug and head nut wrench included in the original tool pouch that was the correct length to use with common sense. I used a wrench on the head nuts probably for the first thirty years of model A ownership
I remember that wrench, Chief pulled it with ONE hand, I was young & had to use BOTH hands.
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Old 10-26-2014, 10:28 PM   #25
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Default Re: head torquing

There are several metals that expand on cooling.
A couple:
Cubic zirconium tungstate.

Gallium.
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Old 10-26-2014, 10:51 PM   #26
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Default Re: head torquing

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Quote:
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There are several metals that expand on cooling.
A couple:
Cubic zirconium tungstate.

Gallium.
And some SEMICONDUCTORS have a negative coefficient
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Old 10-26-2014, 11:03 PM   #27
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Default Re: head torquing

Here we go again.

Search the old threads, this has been discussed ad nauseum.

And this method,
"I back off the head studs about 1/8 turn then re-torque the nut..That breaks the friction lock before checking torque."

is not industry standard, so you are taking your chances, esp with the famous #8 stud, leaking water into the cylinder

Do it however you want. If you go by myth and supposition instead of by industry standards used by mechanics for decades, be ready to do it again
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