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This Cometic MLS head gasket for GM LS Gen-3/4 small block V8 engines features a 4.100 in. bore and .062 in. compressed thickness. Built from multiple embossed stainless steel layers with Viton-coated outer faces, the MLS design provides robust sealing for high-output engines without sealants and is suited to both aluminum-to-aluminum and aluminum-to-iron head/block combinations.
Cometic GM LS1 SB 4.100in Bore .062in MLS-5 Head Gasket
