Thread: Can my 97 Z71 GMC Go faster?
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09-23-2008 10:43 PM #1
Can my 97 Z71 GMC Go faster?
Fine! I'm gonna sell it.Last edited by like2gofast; 10-03-2008 at 10:06 PM.
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Thanks Glenn, it’s believed to be a Gen 5. 454. I’ll see if I can snap some pics of the stamped and cast numbers and post them here. Maybe we can define the year and model
GM Engine de-coding