miata 5sp internals in fc 5sp

[Black91n/a]

Originally Posted by fc nut

so, a 12a trans internals will work or do you mean just bolt the trans to my engine? i didn't know they were interchangeable. do i need the driveshaft as well?

You need to change the tail shaft housing so that the trans will bolt to the crossmember and so that the shifter is in the same place. You can also change the front section, but I don't think it's required.