HI YES MY NAME IS ISREAL AND I HAVE A 1996 MAZDA MIATA ALL STOCK AND I ALSO HAVE TWO ROTARY ENGINE I HAVE A 12A AND A 13B 6 PORT IF YOU GET THIS MESSAGE I LIKE TO KNOW MORE INFORMATION ON HOW TO DO THE SWAP SO IF YOU COULD E-MAIL ME AT MRKBKILLER666@VERIZON.NET OR CALL ME AT MY CELL NUMBER AT (978)569-7829