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You may be better served with a copy of the diagram for you particular model. There are several variables in the range you cited. Prior to the 94 models all units under 8500 GVW would have been the same; and all those with a GVW of 8500 or greater would be alike. From 1994 on many units under 8500 had MAF air management, with phase-in to more each year. Your F250 (I just looked at your name/handle) should have speed density air management - unless it has been modified.
Check the underside of the hood - it should have a vacuum diagram decal unless the hood has been replaced or the decal has been removed.
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