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Old 02-19-2021, 01:07 PM   #1
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Master Cylinder Part #

Does anyone know the original GM part number for the brake master cylinder? This is for a 77 C10 2wd with power JB5 brakes. Thanks.
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Old 02-19-2021, 02:46 PM   #2
Keith Seymore
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Re: Master Cylinder Part #

1255770; code "DD".

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