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  1. 4R70W Transmission Identification?

    Factory Five Roadsters
    I've decided that with my long legs and big feet, I'm never gonna be able to throw a quick shift with a standard 5-spd so I've decided to go with an automatic for my next build. My research so far says that the best setup to put behind my 351W is a 4R70W transmission out of a '99 and up 4.2 V6...