Battery Usage Chart

3400 Engine LA1 (VIN E)
GM P/N (1) 19000676
Cold Cranking Amperes (2) 600 Amperes
Reserve Capacity Rating (3) 115 Minutes
Test Load 300 Amperes
Replacement Battery Number 78A-72

(1) The catalog number of the original equipment battery is the last three digits of its GM part number.
(2) Cold Cranking Amperage = Amperage available for 30 seconds of engine cranking at -18°C (0°F).
(3) Reserve Capacity Rating = The approximate time in minutes a battery can support a 25 ampere load without the battery terminal voltage dropping below 10.5 volts at 27°C (80°F) in the event of a charging system failure.