GM Performance MLS Head Gaskets 3.920 x 0.051 GM LS-Series 2 PC 12498544

Cylinder Head Gasket3.920 in Bore0.051 in Compression ThicknessMulti-Layered SteelLS1/LS6GM LS-SeriesPair2 head gaskets for 2002-2004 LS1Camaro/Firebird and Corvette engines.