A boat battery-selector switch is a small but mighty component, allowing boaters control over which battery to use when starting the boat engine and powering accessories. It also lets boaters turn off ...

Horse Sense:NHRA rules mandate that a battery-disconnect switch be installed on the positive side of the battery. This is fine for a purpose-built race car without an alternator, but for a street car, ...

One of the easiest modifications anyone can do to their project vehicle is to relocate the battery to the rear of the car. Not only will you improve weight distribution by adding it over the rear ...