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Exhaust manifold bolt s13?

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Old Dec 12, 2007 | 04:46 PM
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Exhaust manifold bolt s13?

Does anyone know a good place/website to get ka24e exhaust manifold bolts, or also does anyone know the exact bolt size?? I've searched and i don't know if i was searching for the correct term but yea couldn't really find anything?
I've eye balled a bolt, put it in and it stripped out. The bolts i have now are crapped/stripped, trying to get some bolts so i can bolt on my new system. Any help would be appreciated.
Old Dec 12, 2007 | 04:53 PM
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you mean studs right?
just get them at any local parts store.
Old Dec 12, 2007 | 04:57 PM
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Yes i mean studs, i went to autozone, pepboys, kragen they don't know anything about studs, the most help i got was one guy told me to eyeball it. I eyeballed a stud and it stripped because the size was off, just wondering if there was a specific size you guys might know what it is?
Old Dec 12, 2007 | 04:59 PM
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iirc they are 8mm with a 1.25 pitch.

buy one and test fit it.
Old Dec 12, 2007 | 05:06 PM
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ok i will, thanks a lot, you rock
Old Dec 12, 2007 | 07:54 PM
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Exhaust Manifold studs? only 8mm? umm that sounds weird.
I was thinking at least 14mm x 1.25 pitch (M10... iirc)
Old Dec 12, 2007 | 08:09 PM
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nah, 8mm sounds right to me, 12mm was the size of the bolts for the coilover/spindle bolts and they're much larger than the bolts for the mani. OP, you're talking about the studs that are completely threaded and go into the engine block right?
Old Dec 12, 2007 | 09:20 PM
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idk for sure about the size and pitch so i'll measure them tomorrow just so i don't give false information.
Old Dec 14, 2007 | 03:17 PM
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8mm with 1.25mm pitch is correct.
Old Dec 30, 2007 | 07:35 PM
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Yeah, sorry to bring this back up but the correct size is 10mm 1.25 pitch. I recently got 8mm ones and they were too small and got 10mm today and they're the right size.
Old Dec 30, 2007 | 09:52 PM
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it just so happens that i bought some (2) today and they are as i stated 8mm x 1.25mm x 35mm. they are dorman and here the link, the part # is 03109.
https://www.dormanproducts.com/cgi-b...tegory_list=:0

these are the studs that go on the head of a ka24e engine. in the application chart it only lists these studs for select engines from 1979-1988 and 2001-2004.
although the ka is not listed in the chart i know for a fact that these are the right stuts for the ka24e. my guess is that the 1990 and up ka's use a larger stud than the kae. or the original holes could have been re-tapped idk just a guess.
Old Dec 30, 2007 | 10:01 PM
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Probably a change for the doch heads, good to know. soch 8mm and doch 10mm
Old Dec 31, 2007 | 08:22 AM
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great place to get bolts:
www.mcmaster.com

Pickup some lock washers to go with the studs/bolts.
Old Jan 1, 2008 | 10:57 AM
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Originally Posted by Bumnah
great place to get bolts:
www.mcmaster.com

Pickup some lock washers to go with the studs/bolts.
i hope they have faster processing and shipping time than partsamerica.com (advance auto parts, checker auto parts, schuck's , kragen and CSK). i ordered the head bolts for my kae on the 20th of dec. and received an e mail telling me they should arrive on or before the 17th of jan.
Old Jan 1, 2008 | 12:19 PM
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I just went to orchard supply hardware. Haha



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