'57 Imperial front brakes (click to enlarge).
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| Left side before cleaning; the stain is not grease or brake fluid ! | same | return springs and backing plate | Out-of-round measurements on
the drum: 1st: 0.0027 " 2 nd : 0.0047 " !!! FSM says : max 0.0040 .. |
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| right side | How i check the out-of-round: on an original knuckle | ||