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12-26-2004 03:53 PM #1
help
when i bought my truck the guy said it have a 390 but i got to looking block code says its a 360 is there an easy way to tell with out taking the motor apart any advise is aprecieatedif you see me you'll know
bad a** boys drive bad a** toys
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