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The Cometic MLS head gasket for Chevrolet 4.3L Gen‑1 90° V6 (4.155 in bore) has a compressed operating thickness of 0.080 in and multi‑layer stainless steel construction with Viton‑coated embossed outer layers. The uncoated center shim allows thickness adjustment to match sealing demands. MLS design eliminates the need for sealants and is suited to aluminum‑to‑aluminum or aluminum‑to‑cast‑iron combinations, offering corrosion resistance, rebound capability, and improved load distribution to reduce bore distortion.
Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .080in MLS Cylinder Head Gasket - 4.155in Bore
