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Type: Posts; User: Dave Severson
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05-13-2011 05:25 AM
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Would depend on what the chamber size is on the...
Would depend on what the chamber size is on the oval heads, the flat top pistons are killing the compression so a pair of oval port heads with the same cc or larger won't do much for improvement. ...
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