How Do I Know What Size Battery To Buy For My Car??

How to Determine Car Battery Group Size

  • The first place you can look to find the proper battery group size for your vehicle is the Owner’s Manual. If the company did it right, the manufacturer specs should be easy to locate.
  • Look directly on the battery you’re replacing.
  • The next simplest way is to ask an expert.

What is a good CCA rating for car battery?

Cold Cranking Amps (CCA)

CCA is a rating used in the battery industry to define a battery’s ability to start an engine in cold temperatures. The rating refers to the number of amps a 12-volt battery can deliver at 0°F for 30 seconds while maintaining a voltage of at least 7.2 volts.

Can I put a smaller battery in my car?

Yes, adding more amps or reserve capacity for your car battery won’t hurt in any way. It will add more cranking power to your engine provided that you will still get the size that will fit your car. Amps or reserve capacity is not an issue in a car battery.

What is group size on battery?

The group size is simply the physical dimensions of the battery housing as set by the BCI (Battery Council International).

Photo in the article by “Wikimedia Commons”