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Cometic’s MLS head gasket for Chevrolet Gen‑1 small block V8 features a 4.200" bore with a .030" compressed thickness and steam holes. Constructed from multiple embossed stainless steel layers with Viton coating on the outer layers, the gasket is made to handle shear between dissimilar materials and to provide reliable sealing without sealants. Its layered design promotes even clamp load distribution and corrosion resistance.
Cometic Chevy Small Block 4.200 inch Bore .030 inch MLS Head Gasket (w/All Steam Holes)
