Cometic C9887 Primary Gasket Kit for 4-Speed Harley Davidson FX/ST Models (1965-1985)

Primary Gasket Kit - 4 Speed - '65-'85 FXST/FLST/FX/FL

The Cometic C9887 primary gasket kit is designed specifically for 4-speed Harley Davidson models from 1965 to 1985, including FXST, FLST, FX, and FL series. Crafted with Cometic’s proprietary Aluminum Foamette Material (AFM), these gaskets feature an aluminum core bonded to a chemically blown, compounded nitrile synthetic rubber exterior, offering superior durability and resistance to high temperatures. With a temperature tolerance exceeding 205°F, these gaskets are ideal for maintaining reliable seals under demanding conditions. Their 85% shape-recovering ability ensures a secure fit even after thermal cycling, while maintaining strong torque retention for optimal sealing performance during operation. The kit includes all necessary gaskets, seals, and O-rings required for both the inner and outer primary, simplifying installation and ensuring comprehensive coverage. Made in the USA, these gaskets do not require additional gasket sealer, saving time and reducing mess during assembly. Designed to provide a long-lasting, reliable seal, the Cometic AFM gaskets are an excellent choice for restoring or maintaining your Harley Davidson’s primary drive components, ensuring smooth operation and peace of mind. Their advanced material composition and precise engineering make them a dependable upgrade over traditional gasket materials, especially suited for machined surfaces that demand a high-quality seal. Whether rebuilding or performing routine maintenance, the Cometic C9887 primary gasket kit delivers professional-grade performance and durability.

Features:

• Proprietary Aluminum Foamette Material (AFM): Aluminum core with nitrile rubber bonded exterior for enhanced durability

• High Temperature Resistance: Withstands temperatures over 205°F for reliable sealing under demanding conditions

• Shape Recovery: 85% shape recovery ensures a secure fit after thermal cycling

• Torque Retention: Maintains strong sealing torque during engine operation

• Complete Kit: Includes all gaskets, seals, and O-rings for both inner and outer primary components

• Made in the USA: Quality manufacturing for dependable performance

• No Gasket Sealer Needed: Designed for a perfect fit without additional sealant