ConcoursMustang Forums
1st Generation 1964 1/2 - 1973 - Questions & general discussions that apply to a specific year => 1971 Boss => Topic started by: Stillakid54 on August 07, 2016, 11:37:41 AM
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I am trying to reset the float level for my Autolite 4300-d carb. No success so far on the boss forum or internet scouring +++. Could anyone help me with these values? Thanks in advance.
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Do you have a copy of the shop manual?
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I have a complete (?) 71 mustang one, I think four volumes, but interestingly the 4300-d is not covered in the carb section...rats.
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The 4300 requires a simple tool be fabricated to check the level of the "pontoon" type of floats, and most applications are 13/16 in my experience. Do you have the secondary needle and seat in yours? If so there are two float levels to set.
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To help illustrate how its adjusted (from a 68 TSB article ) Unfortunately don't have the specifications for a 71
(http://www.concoursmustang.com/forum/gallery/6/6-070816224300-60702088.jpeg)
(http://www.concoursmustang.com/forum/gallery/6/6-070816224302-60711944.jpeg)
(http://www.concoursmustang.com/forum/gallery/6/6-070816224303-6072757.jpeg)
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Normally the float settings along with other important specs are included with a rebuild kit.
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Unfortunately not for the 4300-D