We have been working closely with Progress Auto for the last couple of months and are finally able to introduce the Progress Drag Coilovers that have been built to the IPG Specs. We actually got our first set of these last October before the 2011 World Cup Finals and we have been running them on [...]
Courtesy of TurbobyGarrett.com ( http://turbobygarrett.com/turbobygarrett/compression_ratio_with_boost ) Before discussing compression ratio and boost, it is important to understand engine knock, also known as detonation. Knock is a dangerous condition caused by uncontrolled combustion of the air/fuel mixture. This abnormal combustion causes rapid spikes in cylinder pressure which can result in engine damage. Three primary factors that influence [...]