This is a rotary internal combustion engine perfected by Felix Wankel during the 1950s and 60s. This engine has two-thirds less moving parts than the traditional piston-powered engine used in all diesel and gasoline engines sold in America. Oddly enough, power is derived from an almost triangle-shaped rotor spinning within an almost oval housing. The advantages are very smooth operation, ... Read More »

The laps taken on the track prior to the race used to warm up the tires, transmission, engine fluids and other components of the race car before the start of the event. Read More »

Also known as liquid-cooled. Where water or antifreeze is used to create a liquid jacket around the engine’s cylinders and heads to cool. Water-cooling reduces engine noise, eliminates engine hot spots and localized seizures, and allows a motorcycle to be tuned for higher output. The opposite of air-cooled, where air flowing over the engine cools the cylinders/engine while the motorcycle ... Read More »

White flag is the flag shown to the race leader and the pursuing drivers telling them that there is one lap to go before the end of the race and the finish line. This final lap is almost always one of the most exciting as lead drivers vie for the best possible position — making that last ditch, all-out effort ... Read More »

The distance from the center-line of the front wheels to the center-line of the rear wheels. Read More »

When the driving wheels do not get enough traction to propel the car. The wheels simply spin in place, getting you nowhere and eating up your tires. Read More »

The price, based on auction results or retailer trade reports, that a retailer expects to pay for a vehicle. Read More »

Wind drag is simply the amount of force a ride feels from the wind. If the rider sits upright and is broad, the wind drag is going to greater than it would be for a narrow rider, and even greater than it would be for a rider who “crouches” or tries to fit behind the handlebars. A windshield helps reduce ... Read More »

The bar or metal that goes between the two A-pillars that form the windshield framing. Read More »

Wrench is slang for a mechanic or someone who is handy fixing engines. Read More »