had a 76 T/A 400 557 block , stroked to 461 ,sonic tested ok , produces 355 RWHP for a hard driver and knock on wood
official
http://pontiacdragdays.com/Sponsors.htm dyno sponsor
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someone who thinks logically is a nice contrast to the real world.
http://www.youtube.com/watch?v=3FfKVVZW1-Y