A car battery is a crucial component that plays ... Compare the readings with the battery's specifications. Cold Cranking ...

Life test measures how a battery ... run a car if the charging system fails. CCA: CCA performance reflects voltage at our load of half the average claimed CCA for each group size after cranking ...

How well a battery ... test measures voltage after 15 and 30 seconds of cranking at 0ºF, using half the average claimed CCA, or Cold Crank Amperage. The NAPA Legend Premium 8465 is part of the ...