do anyone see any problems with this cell configurations it will be in a car. i will use what ever chemical you tell me will work best. the blue bolts are plastic and the white nuts are SS. blue washers are 1/8 thick. i plan on using the holes that come in the wall plats and just making the the holes 1/4 size. it will be under vacuum that is atached to the intake manifold were the master break booster gets it vacuum. it is realy close to scale. 4" pvc pipe 12 inch long and a screw on cap, hope it seals good. thanks for any help!!! i can make the pipe longer if it will help.