This is Daox posting for xpedro01. I'm on his mailing list for email updates on the project and I asked Tom if I could share. He agreed, so enjoy!
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This deals with the battery placement in the honda. My copy of the encyclopedia came from Britain, so it looks different. Note that behind the seat it looks like there is a 12 inch vertical beam across the car. It is not a beam. It goes up 12 inches, then goes back on top of the frame rails all the way to the rear of the car. Behind the rear axle, it drops down a foot to make a place for the spare tire. All of the honda electronics and battery sit above this level in a 10 x20 x30 aluminum box.
The Nissan large 96kg 180 volt pack is now mounted under that floor, where the gas tank used to be. Its center of gravity is only 10.5 inches above the ground.
There are 2 of these 60 volt 70 pound packages bolted to the passenger side floor. They are 19x14x6 inches, stacked they are about even with the floor that goes to the rear.
These packs have a CG of 12 inches. All 400 pounds will be a foot lower than the honda was. When I am in the drivers seat, my 180 almost counters the batteries, giving a better side to side than the original.
These 2 - 35 pound-30 volt packs go where the passengers feet would be.
Because it presented itself, I elected to make it a one person car with a place to lie down and take a nap. Since I excel at that and am much too old (88), a pad to sack out on sounds good. It also relieves me of any liabity of having a passenger. I have used RV parks for many years---and they all have 240volt 50 amp outlets.
Next episode will cover mounting the power train up front.