Your garden variety automotive alternator is ripe for repurposing as ... In this case [DIY King] is using a 200 amp water-cooled model intended for large RC boats, though interestingly enough ...

The charger is based of a relatively simple design, employing a 5.2 HP Kubota 4 stroke motor and a 12v car alternator to provide power. While you might be inclined to point out that his charger ...