Steved the WY is interesting but the RA V had a different casting number then any 400 blocks made . What is it? And can we all see a picture of it? And finally show me the VIN number in the block because if it was factory that cars VIN will be in the block if not kiss my ass. At least an engineering number should be on the block. I have been around these cars since I was 17 and have owned and researched many Pontiacs. My 71 Judge won a gold at Nationals and was the first 71 Judge made and was tagged for Detriot and Atlantic City New Jersey autoshows and was the first Judge made for 71, the [img]/ubbthreads/images/graemlins/scholar.gif[/img] [img]/ubbthreads/images/graemlins/

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[/img] [img]/ubbthreads/images/graemlins/Charley.gif[/img] [img]/ubbthreads/images/graemlins/Charley.gif[/img] [img]/ubbthreads/images/graemlins/Charley.gif[/img] build sheet backs up my mouth. I have owned many GTO's and Judges and I think I know what I am talking about.