Power Wheels cars are an excellent way to introduce children into the world of automobiles and, as it turns out, can also be modified to entertain adults as well.

Take this Porsche Power Wheels car, for example.Take this Porsche Power Wheels car, for example. It features the body of a Porsche 911 and has been fitted with a single-cylinder, 449 cc engine from a KTM 450 dirt bike that pumps out 51 HP.

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We have no idea how much the Power Wheels racer weighs but, inevitably, it weighs less than a fully-grown adult and, as you can see in this video, is very quick. Think of it as a motorcycle-powered go-kart fitted with a set of wide wheels and tires that make it absolutely perfect for off-roading and racing around dirt tracks, and you won’t be far off.

Prior to stumbling across this clip, we weren’t all too familiar with the world of modified Power Wheels cars, especially not those which have undergone such extensive upgrades. There doesn’t appear to be a huge amount of room inside the and the steering wheel slots right between the knees of the driver.

However, anyone sitting in (or on top?) of the tiny racer shouldn’t expect much comfort anyway, but just have fun because, well, that’s the concept anyway. The whole thing wouldn’t cost much either so if something were to go wrong, repairs would probably be very cheap and easy to perform.