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  1. R

    1977 Bronco Heads

    So I am not new to the site but new to posting. Wondering if someone might be able to answer a tech question. I have now determined I have a 1977 Federal Automatic non High Altitude Bronco. This means no Thermactic Air Injection system. My question is if you own a 1977 Federal Automatic non...
  2. R

    1977 Bronco Calibration Codes

    I Believe I have a fairly complete list of Calibration Codes for 1977 Broncos. It seems there are three categories. Within the three categories there are also revisions. The categories are California, Federal and High Altitude. In various literature I have seen Federal interchanged with 49...
  3. R

    SOLD Sold

    6 point cage
  4. R

    Exhaust Fumes in the cab

    Hello, when I decellerate when going around a corner or slowing down for a stop sign I get a strong exhaust smell in the cab with the driver's window rolled down. It is not as bad as with the window up, but still there. I have single exhaust that lets out behind the driver's rear wheel. The...
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