Special 3-layer metal gasket for all 1.8T models. Please choose between the following head gaskets: 82,5mm bore 1,2mm thickness 83,4mm bore 0,9mm thickness 83.0mm bore 1.35mm thickness Racing Athena 83.8mm bore 1.40mm thickness Racing Athena With our compression calculator you can easily calculate the compression for different head gasket thicknesses. This allows you to quickly and easily find the right thickness for your engine. To the compression calculator The racing gaskets have an additional Teflon coating and reinforced metal intermediate layers. New head bolts should always be used! Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com