need rebuild kit?

I need a basic rebuild kit for my a body 727 (72 or 73 model year)
pk 3681053 4083 1473

what do you guys recomend? Its a car show city cruiser with around 340hp.

I am considering this one? http://www.summitracing.com/parts/TCI-128700/

another member gave me a link in another thread on here but was for a different years transmission and could not find correct year in their search for mine.

thanks