Yeah, they didn't mention many specifics; I also imagine that they're just pulling the power off the engine using the accessory belt connected to their existing

Yeah, they didn't mention many specifics; I also imagine that they're just pulling the power off the engine using the accessory belt connected to their existing alternator -> inverter setup. Similarly -- the concerns about how to cool the device if it s putting down 100hp -- that's 74570 watts; it's unlikely they're using a harbor freight generator's alternator to generate that kind of power.