I want to rebuild my 12A tranny with stronger gears and synchronizers,etc. Where can I find trarnsmission rebuild kits like this and is it worth the trtouble? I am soon bridge porting the 12a with about 150 shot.

 

here is a write up on the very similar miata tranny.


http://www.miata.net/garage/tranny_rebuild.html

hope this helps,