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Cometic MLS cylinder head gasket for Pontiac 400/428/455 V8 applications, offered with a nominal .027 in thickness and a 4.380 in bore. The gasket is built from multiple embossed stainless steel layers with Viton coating on both outer faces and an uncoated shim layer for thickness control. MLS construction provides rebound and corrosion resistance, seals dissimilar head and block materials without sealants, and helps reduce clamp load and bore distortion.
Cometic Pontiac 400/428/455 V8 .027in MLS Cylinder Head Gasket - 4.380in Bore
