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tighting sequence of intake manifold?

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Old 02-04-2010, 10:07 PM
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Default tighting sequence of intake manifold?
any one have the tighting sequence for the ten bolts that hold down the intake manifold?
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Old 02-04-2010, 10:23 PM
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I'm not sure what the intake sequence is, but the pattern is almost always the same:

Start near the centre and work your way out in a spiral pattern.
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Old 02-04-2010, 10:29 PM
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if no one else knows ill do that ,,and what about the torque #
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Old 02-04-2010, 10:30 PM
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ls1howto dot com
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Old 02-04-2010, 10:33 PM
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Dont quote me on this but i am 75% sure it is:
45 in/lbs -first pass
89 in/lbs -2nd pass

Thats inch pounds not foot pounds
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Old 02-04-2010, 10:40 PM
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awsome!!!! thank u very much , now ,i see thats a fast intake ...is the fast intake also made of plastic? could the torque be different if its not plastic ?
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Old 02-04-2010, 10:51 PM
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Originally Posted by Big Black SS
awsome!!!! thank u very much , now ,i see thats a fast intake ...is the fast intake also made of plastic? could the torque be different if its not plastic ?
just checked ls1howto and the FAST is the same sequence as the GM
GM torque specs:
44 in/lbs - 1st pass
89 in/lbs - 2nd pass
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Old 02-04-2010, 10:57 PM
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http://ls1howto.com/howto/geniii/int...//IMAGE017.jpg
Same.
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Old 02-04-2010, 11:09 PM
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thanks for your help guys
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