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This Cometic MLS head gasket fits GM LSX Gen‑4 small block V8 engines with a 4.125" bore and .045" compressed thickness for the left-hand side. Constructed from multiple embossed stainless steel layers with Viton-coated outer layers, it provides MLS sealing that resists corrosion and accommodates aluminum-to-aluminum or aluminum-to-iron head/block interfaces.
Cometic GM LSX McLaren 4.125in Bore .045 inch MLS Head Gasket - Left
