Cometic C9257 MLS Head Gasket Pair for HD Sportster 1250 3.562" Bore .040" Thickness

The Cometic C9257 is a premium Multi-Layer Steel (MLS) head gasket set designed specifically for Harley-Davidson 1250cc Sportster engines with a 3.562-inch bore diameter. This pair of head gaskets features Cometic's advanced .040-inch thick MLS construction for superior sealing and durability in high-performance applications.

Key Features:

• Multi-Layer Steel (MLS) construction with multiple layers of stainless steel for maximum strength and heat resistance
• 3.562-inch bore diameter engineered for HD 1250 Sportster engines
• .040-inch compressed thickness for precise compression ratio tuning
• Viton rubber sealing beads provide exceptional sealing at critical leak points
• Eliminates the need for sealants or re-torquing after installation
• Sold as a pair for complete cylinder head sealing
• Superior blowout resistance compared to traditional composite gaskets

Cometic MLS gaskets are the choice of professional engine builders and performance enthusiasts who demand maximum reliability under extreme conditions. The proprietary MLS design allows the gasket to adapt to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface, making them ideal for both stock rebuilds and high-performance applications.