flat side on the y pipe

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11-22-2010, 03:55 PM

dunnjrallen

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flat side on the y pipe

Going to fab a new y pipe and can't find any info on the flat spot on the y pipe. Does anyone know about this? IF i make it a true dual will the added length coming from the driver side, will it be a problem? thanks for any help

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11-22-2010, 05:49 PM

mhotrodscooter

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I think the flat spot is just for more ground clearance

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11-22-2010, 05:58 PM

matthew20061

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Quote:

Originally Posted by mhotrodscooter

I think the flat spot is just for more ground clearance

I agree that's all it's there for fabbing up true duals should not be a problem.

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11-22-2010, 09:54 PM

budhayes3

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Yea, not all years have the flat spot BTW, my 99 doesn't have it (or maybe it's the cab configuration that makes the difference?)

Moving this to the GM Engine and Exhaust Performance section