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Old 12-08-2012, 02:37 PM   #1
AZ59apacheguy
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correct bolt size and grade for intake and exhaust manifolds

I did a search and did not turn up anything. What are the correct bolt size and grade for intake and exhaust manifolds. Thanks
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Old 12-08-2012, 03:58 PM   #2
dwcsr
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Re: correct bolt size and grade for intake and exhaust manifolds

What engine?
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Old 12-08-2012, 04:37 PM   #3
hyatt
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Re: correct bolt size and grade for intake and exhaust manifolds

most small block and big blocks use 3/8 bolts grade 5
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Old 12-08-2012, 08:42 PM   #4
AZ59apacheguy
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Re: correct bolt size and grade for intake and exhaust manifolds

Hi. Sorry I guess I should have put that, Duh on my part. It's a 283
How about the lengths of the bolts?
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Old 12-08-2012, 11:29 PM   #5
1project2many
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Re: correct bolt size and grade for intake and exhaust manifolds

Which manifolds?
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Old 12-08-2012, 11:30 PM   #6
dwcsr
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Re: correct bolt size and grade for intake and exhaust manifolds

Quote:
Originally Posted by 1project2many View Post
Which manifolds?
Its in the subject line.
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Old 12-09-2012, 06:11 AM   #7
AZ59apacheguy
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Re: correct bolt size and grade for intake and exhaust manifolds

The intake is a factory 2 barrel and the exhaust are the " rams horn " style. Thanks
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Old 12-09-2012, 06:41 AM   #8
bk2life
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Re: correct bolt size and grade for intake and exhaust manifolds

google ARP. plenty of nuts/bolts sizes kits etc.
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