Quote:
Originally Posted by Jim Caughlin
I totally agree that if you need weight, might as well be a second battery. One piece of advice that I learned the hard way, between races, separate and load test the batteries individually. If one of the batteries goes bad, it will take the other one down with it.
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This is absolutely correct!
if you must run two batteries consider running an isolator you could even put a switch inside the car in case one battery goes dead. Hit the switch and you’re up and running.