Cosworth Performance Head Gasket (.78mm) Subaru STI 2.5L EJ25

Cosworth High Performance Multi layer steel head gaskets are designed to seal in power under the most demanding conditions. Each gasket is carefully engineered with the following features:

-Individual die cut layers of stainless steel with superior consistency compared to laser gut gaskets.
-Pre-coated stainless steel with a 0.25 micron layer of Nitrile rubber ensures consistant distribution of coating with no high or low areas.
-Manufacturing dimensional tolerance of .002".
-Die cut manufacturing process ensures smooth edges, unlike laser cut gaskets.
-Cosworth gaskets feature a "stopper" sealing layer for additional torque around each cylinder. The width of sealing area is specific for each application thereby providing ultimate sealing properties.
-Ultimate performance at a realistic price
-Bore: 100mm
T: 0.78mm Each