George Szappanos

Installation and dyno evaluation of liquid cooled Metrakit 70cc cylinder kit for mini-quads.

Performance ignition system installation and adjustment: Stock ignition systems are designed, like many other components of a recreational ATV to serve a singular purpose, and to do it economically. Why go to an aftermarket system you may ask? For those that want to go fast, there can be several reasons...

Few things can be as frustrating as diagnosing electrical systems. After all, there are seldom obvious signs of failure. The key to effectively troubleshooting electrical systems is to have a solid understand of their operation. Only then can one efficiently narrow down what the faulty component is. To aid in that process, the technical folks at ORC have decided to put together a three-part "electrical systems" series to cover the three most basic systems of the typical ATV: ignition, charging, and starting. To kick off the series, the first installment handles the most important: ignition.

The PowerSports ATV Championship Tour is North America's premier professional ATV racing series. Operated by PowerSports Entertainment, Inc., the Tour is sanctioned by the World PowerSports Association, North America?s largest and most respected powersports sanctioning body, and promoter of ATV and snowmobile racing on both the regional and national level.

Review of suspension upgrade kit for chinese made 110cc ATVs

Air pollution over the last 35 years has steadily improved since the Clean Air Act was instated, especially surprising considering the dramatic increase in how much we Americans drive.

Four-Stroke Youth Quad

Carburetor adjustment is another one of those great mysteries of engine tuning that some perceive as being a black art. And true enough, it is a bit of an art if you lack the sophisticated equipment to do it scientifically such as CO analyzers and dynamometers. And as an art form, it takes practice to get good at it.

For those looking for an inexpensive, quality carburetor, European carburetor manufacturer Arreche may just have what you're looking for.