Painless Performance's battery disconnect switch is an easy way to protect your hot rod from battery drains and even theft. With our hot rods, gasoline gets all the glory, but t hey also need ...

There are two approaches to installing a battery disconnect. Electrical experts say either way is valid, and point out advantages/disadvantages to each approach. Install the disconnect switch on the ...

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, the ...