Cometic C9936-040A S&S Super Sidewinder Plus 4-1/8" Base Spacer Gasket .040" - 2 Pack

The Cometic C9936-040A base spacer gasket is specifically designed for S&S Super Sidewinder Plus engines with 4-1/8" bore dimensions. This precision-engineered gasket features a .040" (0.040 inch) thickness and comes as a convenient 2-pack for complete installation.

Key Features:

• Designed for S&S Super Sidewinder Plus engines
• 4-1/8 inch bore diameter for precise fitment
• .040" gasket thickness for accurate compression adjustment
• Cometic's proprietary AFM (Aluminum Fiber Material) construction
• Multi-layer steel (MLS) design provides superior sealing
• Excellent heat resistance and durability
• Includes 2 gaskets per package

Cometic gaskets are manufactured using advanced materials and processes to ensure optimal sealing performance in high-performance V-twin applications. The base spacer gasket allows for precise deck height adjustment and compression ratio tuning while maintaining a reliable seal between the cylinder and crankcase.