In karting circles, Hartman products are notable for their tubular steel frames, front disc brakes, rack-and-pinion steering, ...

When your Ford Ranger's 2.3-liter four-cylinder craps out, go to Harbor Freight—not for tools—but for a $150 212cc Predator two-stroke engine ... effectively a go-kart engine, one with ...

How hard could it to be to build a two-stroke internal combustion engine (ICE) from scratch? This is a challenge that [Camden Bowen] gladly set for himself, while foregoing such obvious wastes of ...