Super Moderator The bolt size is the same as the battery terminals; 5/16 or 8mm. Either should work.

Is a battery hold down necessary?

That’s why the battery hold-down is there, to keep the battery in place. Sure the battery takes a certain amount of bouncing around, just as the rest of the car (and passengers) do; but if the hold-down is loose, the battery can bounce and vibrate much more than it normally would.

What holds a car battery in place?

A battery hold down basically keeps the battery fixed in place. Some people may think of it as a base clamp or a brace in this sense. A battery hold down kit may consist of a strap to tie down the battery to the tray or buckle it up.

How can I secure my car battery?

Buy a system—a cross bar/lock or a lockbox—to lock the battery in. If you can’t find one for your car, ask a mechanic if he can weld one. Temporarily pop in an old battery from your mechanic. (Be sure it isn’t leaking acid and won’t hurt your car.)

How do I keep my battery in place?

Store batteries in a dry environment at room temperature or slightly cooler. Avoid storing batteries in extreme temperatures that range from hot to below freezing. Storing batteries in cooler temperatures might lengthen the life of some batteries, but this isn’t necessary for many household batteries.

How do I stop my car battery from sliding?

Maybe you have a different name for it — base clamp, brace, “that thing that keeps my battery secure.” Whatever you call it, the battery hold-down keeps your battery from moving as your car goes up and down hills, around corners and through quick starts and panic stops.

How do you secure a car battery?

Connect the clamp of the other end of the positive cable to the positive terminal of the good battery. Next, clamp one end of the negative cable – the black cable – to the negative terminal of the good battery. Attach the other end of the negative cable to the engine block of the car with the dead battery.

How do I stop my car battery from moving?