The Best Rotary-powered Vehicles You Can Buy, Plus a 40 hp…

Felix Wankel's rotary engine has been fascinating gearheads for decades. Even so, Wankels' engine has been generating more than its share of press recently, with some news sources speculating that the engine will be making a return as a compact range-extending generator in future plug-in hybrids from Audi and Mazda » 8/13/13 1:12pm 8/13/13 1:12pm

If God Had Meant Man To Flush On The Road...

...we would have been given toilet karts. Oh, wait — we were given toilet karts. A whopping 6.5 hp, 32 mph, twin-throne action, and all the TP you can stand. Ain't America great? » 7/06/10 5:30pm 7/06/10 5:30pm

This Is How To Finish A Race In Style

Racer Kyle Prokup gets way loose in the final turn of this kart race but saves it with a brilliant backwards roll across the finish line. This is how it's done, friends. » 5/19/10 2:00pm 5/19/10 2:00pm

Mini-Tumbler Built Presumably For Mini-Batman

Hold onto your Batarangs kids, cause a fab-dork uber alles is selling plans for a mini-Tumbler. Now you can pretend to "build it for your kids" and then wear your Batman costume while driving it around the neighborhood. » 8/11/09 2:00pm 8/11/09 2:00pm

Six-Wheeled Yamaha R1 Kart Ensures You'll Die Smiling

One of the most awesome death-traps we've seen in a while, this custom 6-wheel go-kart is powered by a 1000cc engine from a Yamaha YZF-R1 motorcycle. That means there's about 180 HP screaming directly behind you, sending power through all four » 9/17/08 2:15pm 9/17/08 2:15pm rear wheels. This thing makes a look ordinary. We're somewhat surprised…

'Busa Kart!

What's that you say? Can't afford one of those new V8 Ariel Atom 500s? Well, who says the only way to have an insane power-to-weight ratio with four wheels is in one of those trackday toy cars? They're barely streetable anyways. Just do what this guy did, and mount a Hayabusa engine on your go-kart. It may have a… » 3/07/08 3:45pm 3/07/08 3:45pm