1984-1999 Harley-Davidson Big Twin Standard Bore Top End Gasket Kit - Teflon & Silicone

This standard bore top end gasket kit provides a versatile sealing solution for Harley-Davidson Evolution engines undergoing a rebuild or routine maintenance. The kit includes both Teflon and silicone head gaskets, offering multiple high-performance options for securing a reliable seal on standard bore cylinders. Accompanied by NBR rubber-coated steel base gaskets and a full set of rocker cover gaskets for both early (1984-1991) and late (1992-1998) styles, this kit ensures a professional-grade seal across the entire top end. Every component is engineered to precise standards to ensure long-term durability and resistance to leaks.

This kit fits 1984-1999 Harley-Davidson Evolution Big Twin and early Twin Cam models, including Softail, Dyna, and Touring applications such as Fat Boy, Heritage Softail, Road King, Electra Glide, and Road Glide.