The Athena P400210600103 Top End Gasket Kit is designed to restore dependable sealing performance during top-end engine service on select Honda motorcycles. Manufactured by Athena in state-of-the-art, computer-controlled facilities, this kit is produced with carefully selected materials to support reliable fitment, durability, and consistent performance. It is a practical replacement solution for riders and technicians servicing compatible Honda engines.
This top-end kit includes the gaskets and seals required from the base gasket upward, helping simplify engine reassembly and reducing the need to source individual sealing components. Every gasket set is manufactured to meet or exceed OEM specifications, providing a dependable match for factory service requirements when rebuilding or refreshing the top end.
Fitment: 1979–1985 Honda XL100S and 1981–1983 Honda XR100. Verify the motorcycle model and year before ordering to ensure proper application. The manufacturer part number is P400210600103, and the vendor part number is also P400210600103.
Features:
- Manufactured in state-of-the-art, computer-controlled facilities
- Made with high-quality gasket materials
- Meets or exceeds OEM specifications
- Includes gaskets and seals from the base gasket upward
- Designed for compatible Honda XL100S and XR100 top-end applications
- Brand: Athena
- Manufacturer part number: P400210600103
- Vendor part number: P400210600103
Fitment:
1979 Honda XL100S
1980 Honda XL100S
1981 Honda XL100S
1981 Honda XR100
1982 Honda XL100S
1982 Honda XR100
1983 Honda XL100S
1983 Honda XR100
1984 Honda XL100S
1984 Honda XR100
1985 Honda XL100S
1985 Honda XR100
1986 Honda XR100
1987 Honda XR100
1988 Honda XR100
1989 Honda XR100
1990 Honda XR100
1991 Honda XR100