Cometic C10274-030 MLS Head Gasket 4.200" Bore .040" Thick Harley FXST

The Cometic C10274-030 is a premium Multi-Layer Steel (MLS) head gasket engineered specifically for Harley-Davidson FXST Softail models. This high-performance gasket features a 4.200-inch bore diameter and .040-inch (40 thousandths) compressed thickness, providing exceptional sealing and reliability for your V-twin engine.

Key Features:

• Multi-Layer Steel (MLS) construction for superior strength and durability
• 4.200-inch bore diameter optimized for FXST applications
• .040-inch compressed gasket thickness
• Designed for all FXST models with primary drive configuration
• High-density material resists combustion leaks and maintains consistent cylinder pressure
• Suitable for both stock and performance engine builds

Cometic gaskets are manufactured using advanced materials and precision manufacturing processes to meet the demanding requirements of high-performance engines. The MLS design provides multiple layers of embossed stainless steel with elastomeric coatings, creating a gasket that can withstand extreme cylinder pressures while maintaining a perfect seal between the cylinder head and engine case.