The Cometic MLS cylinder head gasket for GM 2.5L Vortec 3000 addresses high-output sealing with embossed stainless steel layers and Viton-coated outer faces. Market materials note a compressed operating thickness of 0.098" and a multilayer shim construction that rebounds and resists corrosion. This gasket seals aluminum-to-aluminum or aluminum-to-iron interfaces without sealants while distributing clamp load to limit bore distortion.
Cometic GM 2.5L Vortec 3000 153 .051in MLS Cylinder Head Gasket - 4.100in Bore