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th400 tranny

Discussion in 'Chevy Trucks' started by plummermark2002, Feb 19, 2004.

  1. plummermark2002

    plummermark2002 Member
    Messages: 30

    CAN ANY ONE TELL ME WHAT THE NUMBER MEAN THAT ARE ON THE TH 400 TRANNY, ARE THEY RPO CODES OR SOMETHING? PLUMMERMARK2002!!