SCE Gaskets Sbc 4.165 X .021 Embossed Steel Shim Hd Gasket

Shim Steel Head Gasket for Small Block Chevrolet. Bore Opening: 4.160?; Gasket Thickness: .020?; Material: Single Layer Embossed Shim Steel. Original equipment on many earlier engines but recently hard to find, SCE Gaskets has re-introduced steel OEM style embossed shim head gaskets for domestic performance engines. These super-thin head gaskets are strong enough for high compression use and they increase compression ratio over thicker composite head gaskets.