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350 headers on a 455?

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Old February 4th, 2008, 12:17 PM
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350 headers on a 455?
i was wondering if i could use my headers off my olds 350 to put on my olds 455 to break in the motor? or do they not fit?
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Old February 4th, 2008, 04:14 PM
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Originally Posted by coopsie442
i was wondering if i could use my headers off my olds 350 to put on my olds 455 to break in the motor? or do they not fit?
They will bolt to the heads but will almost certainly hit the starter, oil filter, etc due to the taller deck height of the big block.
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Old February 5th, 2008, 01:06 AM
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oh yah, well i just wanted to know because i heard you should break a motor in with normal black headers on before putting on ceramic headers, because i herd they turn different colors and crap like that...?
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