Cometic C10223-MLX-040 Top End Gasket Kit Milwaukee-Eight 4.250 Bore

The Cometic C10223 is a complete top end gasket kit designed for Harley-Davidson 2017 and newer Milwaukee-Eight engines with a 4.250-inch bore and 0.040-inch compressed thickness MLS cylinder head gaskets. This comprehensive gasket kit is made in the USA and includes all necessary gaskets for a complete top end rebuild.

Key Features:

• Multi-layer stainless steel construction for increased strength—requires no sealants or re-torquing
• Designed for 107ci to 124ci upgrade or 114ci to 128ci upgrade with 4.250-inch bore
• 0.040-inch compressed thickness head gaskets for precise compression control
• Constructed from materials selected for their resistance to corrosion, tensile and yielding strength

This gasket kit is specifically engineered for use with Milwaukee-Eight big bore kits and fits both 2017-2024 Touring models and 2018-2024 Softail models when equipped with the appropriate displacement upgrades. The kit provides a complete sealing solution for engine builders and technicians performing top end service on modified Milwaukee-Eight powerplants.