The Cometic Delkron head gasket set (113in/124in/131in with .030 head and .020 base) provides a multi-layer sealing solution that requires less clamp load and evens load across the sealing area. Cometic specifies no sealants or re-torque and notes reduced bore distortion; these gaskets are validated through assembly and dyno testing for consistent sealing performance.
Cometic Delkron 113in/124in/131in .030 Head Gasket/.020 Base Gasket