An amateur mechanic in Illinois modified a child's Power Wheels toy car to run on a real engine and reach speeds of 40 mph.

As adults, we know that wasn’t really true, but now, somebody has souped up a pink Barbie Power Wheels Mustang convertible so that it actually does hit 70 miles per hour (via LaughingSquid).

Bradley Ennis, age 3, is about to take a spin on his newly modified Power Wheels car at Mattel headquarters in El Segundo Wednesday, Nov. 13, at an event with GoBabyGo! (Photo by David Roesnfeld) ...

So how do all these mods hold up over time? [Bob] says some of his modded Power Wheels are still working after 2 years of regular use.

To navigate the world of modified mini-cars, we spoke with Rob Fusi, a New Jersey– based mechanical engineer. His YouTube video where he swapped the battery in his son’s Power Wheels Porsche ...

A team of tinkerers seeking to soup up a Barbie car for kids replaced the vehicle's engine to get it up to 72 mph.

He’s not going to need a chute at these speeds, but after the prep is done and Trevor signals he’s ready, it becomes swiftly apparent that his wheelie bar is an essential modification.