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Eric W
PostPosted: Fri Aug 29, 2003 4:18 pm 
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Turbo EFI
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Location: Lubbock, TX
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I am planning on replacing my exhaust manifold this weekend. On the two outboard bolts that hold the manifolds together, is it OK to use grade 5 bolts, or should I use grade 8? Also, should I use lock washers under the heads and under the inboard nut?
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Doc
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PostPosted: Fri Aug 29, 2003 4:29 pm 
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Location: Working in Silicon Valley, USA
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The factory used low grade bolts here with flat washers under the heads.
DD
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Eric W
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PostPosted: Fri Aug 29, 2003 4:35 pm 
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Than I'll be fine. Thanks Doug. 8)
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mighty mouse 63
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PostPosted: Fri Aug 29, 2003 5:05 pm 
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To maintain your future sanity, you could upgrade to stainless steel bolts..Dave

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Pierre
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PostPosted: Fri Aug 29, 2003 5:13 pm 
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One word... antiseize.
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Joug_Fin
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PostPosted: Fri Aug 29, 2003 6:57 pm 
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Stainless steel expands more than cast iron.

Joug

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Eric W
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PostPosted: Fri Aug 29, 2003 10:50 pm 
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One word... antiseize.
Taken care of! 8)
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