ok my story is i have wilwood up front and rear. i have a wilwood proportional valve going to my rear. my question is i found a nice Hydraulic Handbrake( i dont drift but i do autocross) http://www.ultrarev.com/product.php?productid=42594
im wondering what size i should go with on the Reservoir size 3/4 or 5/8. what do yall think?