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bassmaster1234
Guest
I have an 1981 7.5 hp mercury
I have an 1981 7.5 hp mercury outboard that has an electric start on it and I was wondering if I use a dual purpose battery will the motor keep it charged will the motor is running? If it does it would be a good way to keep the trolling side of the battery charged.
I have an 1981 7.5 hp mercury outboard that has an electric start on it and I was wondering if I use a dual purpose battery will the motor keep it charged will the motor is running? If it does it would be a good way to keep the trolling side of the battery charged.

