Who's the Mopar Automatic Transmission Authority?

Detroit Iron said

For four speeds we have Passon and Brewer's as resources. Who is the best resource for Mopar automatics?

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I'd just had a 727 done by Gearstar in Akron, OH. They're a little pricey but, bulletproof! Then there's A&A. Great folks! Met them at the Mopar Nationals this month.