Where do you get the cheapest Valve Body reamers?

[AllThread]

I'm rebuilding a few transmissions this year.

 

[dnschmidt]

Cheapest is not a word that matters when rebuilding something with as tight of tolerances as an automatic transmission. I buy my reamers from McMaster-Carr.

 

[jpaw]

I'm not sure what you are rebuilding but most modern valves and bores are not designed to be polished let alone reamed. Tread lightly.