It would be better to just sell your car. That or just get a manual transmisson, clutch etc.. your probably looking at like a little more then $1,000 for it all to be done. I guess that used prices of course. Hydro transmisson is like from $600 and up used.
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WTB:A clean 90-91 civic hatchback. Red or black or white in color. Good exterior. Looking to spend around $2,000.