An introduction to induction kits

As induction kits are probably one of the most popular modifications for car tuning projects we thought we should add a introductory article to explain what they are, what they do and the theory behind them.
An induction kit is quite simply an air filter. Most cars have air filters mounted in an air box.

SpeedFactory has created the fastest Dodge Charger in the world!

The American tuners at SpeedFactory have developed a modified version of the Dodge Charger 426 Hemi that can cover the quarter-mile (402 m) in 9.453 seconds. This is the fastest model built on a Chrysler LX/LC platform in the world. This platform is used by the Dodge Charger Magnum and Challenger but also by the Chrysler 300C.

Porting and Cylinder Scavenging part.1

TODAY, when we take a look down the cylinder of a two-stroke engine, we find
its walls literally filled with ports to handle the induction, transfer and exhaust phases
of gas flow through the engine.

The Cylinder Head part.4 (Compression Ratio)

As the Japanese motorcycling industry has been working with expansion chambers
as long as most, I am sure they are aware of the fact that the return wave actually forces As this bike is designed to run on 90-95 octane fuel the compression can safely be
bumped up to 13.7:1 for competition use on 100 octane racing fuel.
After all this confusion over all sorts of compression ratios you are probably
bewildered and wondering what compression ratio your motor will be safe on.