COMETIC Head Gasket - 3.937"x .040" C10083-040

A head gasket is your engine's first line of defense against combustion pressure, coolant leaks, and oil seepage—and choosing the right one directly impacts reliability and performance. The COMETIC C10083-040 MLS design distributes clamping load evenly across the sealing surface, reducing bore distortion and maximizing piston ring seal integrity for sustained power output. Whether you're building a high-boost forced induction engine or maintaining stock compression reliability, this gasket delivers the precision sealing that serious builders and racers demand.

• Bore diameter: 3.937"
• Thickness: .040"
• MLS construction: Multi-layer steel
• Center layer: Uncoated stainless steel
• Outer layers: Embossed, Viton-coated
• LCE technology: Load control embossments
• Reduces bore distortion
• Improves ring seal
• Handles harsh conditions
• Accommodates variable thickness
• U.S.A. manufactured
• Shim layer customizable