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Recent content by Chuck

  1. C

    1973 Stock Intake Manifold Identification

    Hi Pontiac Experts. I can't find any photos of a stock 455SD intake. My intake is casting 494282 and date code F183 - has an X but can't LS. So this is 1973 regular 400 or 455 intake? Anything special about this intake? Thanks, Chuck in Sacramento
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