Intake flow 101

Article Abstract:

The basics of intake flow in a four-stroke motorcycle engine are discussed. The key in filling cylinders lies in shifting energy from the piston to high-speed airflow entering the cylinder, then using it to supercharge the cylinder, yielding higher volumetric efficiency and increased power.

Analysis, Engines, Power (Mechanics), Power systems (Mechanical), Motorcycle engines

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World Superbike looks to lower costs

Article Abstract:

The organizers of the World Superbike competition has announced a new technical rule that limits the equipment to be used on a motorcycle. Under the new rule, machine equipment will be limited to $40,000. The rule is expected to take effect by the year 2001.

Laws, regulations and rules, Motorcycle racing

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Weather

Article Abstract:

Motorcycle riders should be aware that environmental factors such as air temperature and barometric pressure have an effect on the way engines run. Several tips on how to address the problem are presented.

Usage, Evaluation, Weather

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