Description
A quality head gasket is the foundation of cylinder head sealing—failure here means catastrophic engine damage. The COMETIC C9689 MLS design delivers the precision bore control and load consistency that high-performance engines demand, whether you’re running stock boost or pushing forced induction limits. This is engineered for durability and repeatability, not compromise.
Technical Specifications:
- Multi-Layer Steel (MLS) construction
- Uncoated stainless steel shim layer
- Viton-coated embossed outer layers
- Load Control Embossments (LCE) technology
- Thickness: .04″
- Application: Mitsubishi Evolution (Evo)
- Bore diameter: 3.5″
- Reduces bore distortion
- Improves piston ring seal
- Accommodates variable surface finishes
- Handles harsh sealing environments
- Made in the U.S.A.
- MPN: C9689









