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Thread: Decoding Cowl Tag on 1990 454 SS

  1. #1
    Join Date
    Oct 2008
    Location
    Victoria Texas
    Posts
    1

    Decoding Cowl Tag on 1990 454 SS

    have a 1990 Chev. 454 SS. Does anyone have a site to go to, to decipher the cowl tag numbers. I have all of the option codes, but the top line which contains the production date, has a couple of other numbers that I can't figure out.

  2. #2
    Join Date
    Dec 2006
    Location
    Saginaw, Texas
    Posts
    607
    i would imagine that these guys can help out

    454ss.com North American Truck Club
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