Cosworth Head Gasket 101mm Bore / .78mm Thick for 2004-07 Subaru STi / 2006-12 WRX. Sold individually. Cosworth Head Gaskets are engineered to seal under the most demanding conditions. Constructed from stainless steel with a folded stopper layer, each application features superior sealing compared to conventional multi layer steel gaskets. Cosworth Head Gaskets are manufactured from pre-coated die cut stainless steel resulting in uniform coating distribution and consistent shape.
Subaru gaskets are sold individually. Order two for a complete set. *Bore = 101mm, Thickness = .78mm
*Individual die cut layers of stainless steel with superior consistency compared to laser cut gaskets.
*Pre-coated stainless steel with a 0.25 micron layer of nitrile rubber ensures consistent distribution of coating with no high or low areas.
PRICE IS PER GASKET! 2 are required for a motor build.