Ford C4 transmissions
m (→Assemble drums , thrust washers and planetary gear: testing caption with frame photo) |
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[[file:C-4_build_-_19.jpg]] | [[file:C-4_build_-_19.jpg]] | ||
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| + | =Vacuum modulator= | ||
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Photo of typical C4 modulator valve , pin and vacuum modulator. Factory length on modulator pin is 1.620, that may vary .010 or .015 . A longer pin (.030 - .045)will firm up shifts and the shift will be slightly later. A shorter pin does the opposite. | Photo of typical C4 modulator valve , pin and vacuum modulator. Factory length on modulator pin is 1.620, that may vary .010 or .015 . A longer pin (.030 - .045)will firm up shifts and the shift will be slightly later. A shorter pin does the opposite. | ||
| − | Some modulators are thread in design (early trans, pre- 1970) Push in design shown in photo. | + | Some modulators are "thread in" design (early trans, pre- 1970) Push in design shown in photo. |
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| + | The ''pin'' must be there for proper operation of the modulator | ||
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[[file:C4_modulator_valve.jpg]] | [[file:C4_modulator_valve.jpg]] | ||
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[[Category:Transmission]] | [[Category:Transmission]] | ||
[[Category:Good articles]] | [[Category:Good articles]] | ||
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