all i have seemed to find on here is p20-b--- and im not even sure if that was right...i know the ex has a longer 5th gear than the si trans and also bigger bearing cases.... my buddy just blew up his trans out of a sohc d15 JDM sohc vtec and wants something with stronger gears and such.... PLEASE HELP! Any suggestions would be nice too thanks!

 

S40
it's located on the bell housing

 

im assuming u know that since u have one? thanks man needed that help!~