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.

Exhaust Port Heat But actual experiment shows that half of the cylinder head’s heat inflow is picked up through the walls of ...