Working on a racing engine, it is sometimes necessary to adjust the cylinder height in order to adjust the squish clearance, to obtain the right compression in the combustion chamber, or to optimize the valve timingAthena gaskets have low moisture absorption, maximum mechanical strength, resistance to oils and petrol, resistance to high temperatures and pressures, ease of installation and removal: extra silicone-based sealants are not indeed required to ensure perfect sealingCreated using the best raw materials available and state of the art processing such as in-line laser cutting and multi-stage stamping technologies