Cometic C15552-040 MLS Cylinder Head Gasket Ford 302 Boss on 351C Block 4.150" Bore

The Cometic C15552-040 is a Multi-Layer Steel (MLS) cylinder head gasket specifically engineered for the unique application of mounting Ford Boss 302 cylinder heads (1969-1970) onto a 351 Cleveland engine block. This gasket features a .040" compressed thickness and a 4.150" bore diameter, designed to accommodate this popular engine combination.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under high-compression and high-performance conditions
• .040" compressed thickness for precise deck height management
• 4.150" bore diameter optimized for stroker and big-bore applications
• Left-hand side (LHS) application
• Engineered specifically for Boss 302 head on 351 Cleveland block swap
• Cometic's MLS technology features multiple layers of stainless steel with elastomeric coatings for maximum conformability

This gasket is ideal for high-performance Ford Windsor engine builders seeking reliable sealing in demanding street or race applications. The MLS design allows for superior cylinder pressure sealing while accommodating thermal expansion and head movement. Note that this is a single gasket for the left-hand side; a corresponding right-hand gasket is required for complete installation.