brian, use an ultra bell. http://www.racewithjw.com/ it will require dismantling your transmission and cutting off the original bell housing so that you can replace it with the ultra bell. cost ~$300 (at least it did 2 years ago). i am using an ultra bell on my '65 satellite. mike On Nov 26, 2007 12:59 PM, Brian Safford <hzf9vv@xxxxxxxxx> wrote: > I've heard that it is possible to swap the bellhousing on an A-727 > tranny with one from a B-727 so that it will mate up with an RB motor. > > I'd like to get the group's thoughts about doing that instead of > acquiring a push button B-727 tranny, as my A-727 has been recently > rebuilt, has a Frank Lupo 2800 stall converter and a Transgo shift kit > that I'd like to use. > > The motor will be a 413 that will hopefully produce around 500 HP. > > Thanks in advance, > Brian Safford > '62 Dart 440 4-door >