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  1. Need some HELP decoding a 700r4 Transmission

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    I recently purchased a 700r4 to switch out for my Powerglide but I'd like to decode it first and possibly rebuild. It has the MD8 so I know it's a 700r4, the serial number is 7YXM163H. I know the 7=1987 YX=model code=???????? M=700r4 163= 163rd day of 1987 H= second shift Does anyone know...
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