We've covered the nuances of the Predator 212 compared to the 212 Ghost engine from Harbor Freight already, but in summary the Ghost is specifically designed for racing and performance applications.

As far as reliable generators go, users have had some pretty nice things to say about the Predator 3500, a generator manufactured and sold by the hardware brand Harbor Freight. This generator ...

When the 6.5 HP (212 cc) Harbor Freight Predator engine in his kid’s go-kart gave up the ghost after some particularly hard driving, [HowToLou] figured it would be a good time to poke around ...