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Header flange help needed....

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Old Dec 9, 2005 | 07:54 PM
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Default Header flange help needed....

Where can i get a mild steel header flange that is at least 3/8ths thick and has 1 3/4 primaries?

thanks guys!
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Old Dec 9, 2005 | 08:48 PM
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http://www.crateenginedepot.com/stor...-P254C123.aspx

thats a gm one and everywhere i find it on the net it says "for your street rod or race car". Thats not a measurement. haha

anyone bought these and know what they are?
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Old Dec 9, 2005 | 09:46 PM
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Originally Posted by Camaro_Zach
http://www.crateenginedepot.com/stor...-P254C123.aspx

thats a gm one and everywhere i find it on the net it says "for your street rod or race car". Thats not a measurement. haha

anyone bought these and know what they are?
Pretty sure that (GM) one is 1/4". Whatever you do dont buy the one from Sanderson headers. They dont (ports) align with stock gaskets by 1/4". Need to fire their CAD guy. 50 bucks wasted. I started mild steel but ended up going stainless.
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Old Dec 9, 2005 | 10:14 PM
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thanks for the info.

sounds like a worthless part. hahaha
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Old Dec 10, 2005 | 12:10 AM
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GM performance parts has .400" thick flanges for LS motors
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Old Dec 10, 2005 | 12:34 AM
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nick, would you happen to have a part number? and would you know if the holes for the primaries are 1 3/4? thanks for the info!
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Old Dec 10, 2005 | 10:23 PM
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I do not have the part number and yes they are 1 3/4" holes. check with sdpc or pace or the likes and I'm sure they have them.
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Old Dec 11, 2005 | 06:37 PM
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the part number is 12480130.
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