Sinister Black Diamond 6.0L Powerstroke Head Gaskets 20mm

Description

These are 5 layer MLS head gaskets with elastomer coating. Embossment shapes are designed to improve durability. This Part Number is for motors built after 1/11/2006 20mm Dowel. Any motor built before 1/10/2006 will require a 18mm Dowel Head Gasket which we also offer.