Most aluminum heads using a multi-layer steel (MLS) head gasket should have no more than 0.002-inch (0.05 mm) of total distortion (block plus head combined) in any direction. 0:00 / 0:00 ...

Cylinder Head Flow Bench - Wet Flow. The Latest Technique to Building High-Horsepower Cylinder Heads is to Make More Power With Less Fuel. We'll Show You How it's Done.

You’d think that the combustion of fuel and air under compression contacting the cylinder heat is the reason for heat in an ...

A humble two-cylinder motor has beaten rivals that include a high-revving Ferrari V8 to be crowned 2011 international engine of the year. Fiat's 875cc (0.9-litre) turbocharged 'TwinAir' engine was ...