61 high idle

  1. paul4913

    61 with autolite 4100 high idle for no apparent reason all settings are correct.

    Hi, I have a 1961 Thunderbird with an excessive high idle both cold and hot. All settings are correct, neither the fast idle or hot idle screws are engaged. The throttle is all the way closed, there are no apparent vacuum leaks. The vacuum gauge shows 19" steady when warm. It idleing so...
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