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Old 05-12-2020, 11:34 PM   #3
Lanny
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Default Re: '75 pinto 10" rotor and caliper

Quote:
Originally Posted by jmerson View Post
I'm sure this has come up in the past but i searched for it and got nothing. I have a '34 sedan with mustang front end. The caliper has a casting number 4109 and an emblem " Ford". It has a 10" rotor that was a 4 bolt rotor but it has been redrilled for 5 studs. I measured it and got 4.25" spacing but maybe i measured wrong because all i can find for 10" is either 5" or 4.75" or 4.5". Any one have any experience with this setup??
I want to get new rotors, calipers and pads.
================================================


While some newer Fords do use a 5 lug 4.25" bc., there is Good Chance you
are probably measuring wrong.
Because there is NO Stud 180 degrees across on a 5 lug bc. pattern you
measure the way the picture diagram below shows.
Attached Images
File Type: jpg 5 lug bolt circle diameter.jpg (5.3 KB, 119 views)
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