INTERNAL ENGINE MODIFICATIONS Valvetrain |Heads | Strokers | Design | Assembly

Head torque step 3

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Old May 13, 2011 | 11:59 AM
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Default Head torque step 3

Installing the heads on my 5.3 and was on step 3 and screwed up.

After completing step 2 , all 1-10 , 90*

So I read step 3 , four or five times to get it right in my head(mind)

1-8 additional 90* , 9and 10 50*

Well got to #9 thinking for some reason all 10 were additional 90* then 9 and 10 were additional 50.

Well on #9 I went 90* instead of 50* ! Argggh, I caught myself when I moved to #10, looked at the book again and realized I screwed up.

So will the extra 40* on #9 hurt anything? I left it as is and didn't lossen it or anything.

What ya'll think?

Thanks
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Old May 13, 2011 | 12:46 PM
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What book are you using?
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Old May 13, 2011 | 12:50 PM
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Originally Posted by JFOLM
What book are you using?
Chiltons. Why?
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Old May 13, 2011 | 01:25 PM
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I was just curious. I am doing some researching. I'm no help. lol.
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Old May 17, 2011 | 04:40 PM
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sound a bit different then how i did my heads.. if i remember correctly it was 22lbs of torque to all in a specific pattern then 90degress then another 50 or 70 i forget.. but 9 and 10 were never different.. but i might be wrong. . mines a 5.3 all sort bolts
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Old May 17, 2011 | 05:14 PM
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just leave it.....
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Old May 17, 2011 | 05:18 PM
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go ahead and run it that way. dont back it off.
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Old May 17, 2011 | 05:42 PM
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I'm with Stew on this one, just leave it and haul ***!
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Old May 17, 2011 | 06:29 PM
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Originally Posted by TXsilverado
go ahead and run it that way. dont back it off.
This +1. if you back it off you'll likely have head gasket problems.
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Old May 18, 2011 | 09:57 AM
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OK , I just left it alone. Engine is almost complete now with just a couple of things to tidy it up.

Thanks ya'll.
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