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A Cometic MLS cylinder head gasket engineered for GM Gen-3/4 small block V8s (LS1/LS2/LS3/LS6) with a 4.060" bore and a compressed thickness of 0.060". It uses multiple embossed stainless steel layers with Viton-coated outer faces for heat and chemical resistance, plus an uncoated shim layer to control thickness. MLS construction provides strong sealing for aluminum-to-aluminum or aluminum-to-iron head/block combinations and requires no sealants.
Cometic GM LS1 SB 4.060in Bore .060 inch MLS Head Gasket
