The Freevalve engine impressed us mightily when Christian von Koenigsegg showed it to Jalopnik on a 2014 drive in Sweden. Today, the concept is alive and well, and Wesley Kagan, a "builder" in the ...

Building a 1960s Formula 1-inspired car from scratch is something one does not only for the fun of it, but also to save some money on a top-level vintage racing experience. So when Wesley Kagan ...

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 inside ...

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 inside ...

Some people go to Harbor Freight, see the cheap Predator engines on the shelves, then decide to fit the little things into a car. The results tend to be pretty pathetic, but one charming YouTuber made ...

View post: Walmart Is Selling a Gas-Powered Kids Dirt Bike for Almost 70% Off, Just In Time for Holiday Gifting The blokes at the Bikes and Beards YouTube channel read the comments left on their ...