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Type: Posts; User: techinspector1
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07-06-2018 11:46 AM
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Cubic inches, rpm's and gear ratio in the...
Cubic inches, rpm's and gear ratio in the differential. Those will be the things to determine the size and quantity of exhaust pipes.
One 2 1/2" pipe equals about the same area as two 1 7/8" pipes,...
Could it be a 10114182? If so, it is a Gen V 454, 4 bolt 1991 (or later). Hope that helps..
GM Engine de-coding