Athena top-motor Gasket set

ATHENA Top-end gasket kit – manufacturer reference P400485600272

Designed for the overhaul of the cylinder head and the thermal part, this Athena top-end gasket kit includes all the necessary gaskets for a clean and leak-proof reassembly. Made in Italy, each piece benefits from state-of-the-art laser cutting for sharp contours and a precise fit on the seating surfaces.

• Manufacturing: design and production in Italy, ensuring quality control and industrial expertise.
• Cutting: precision lasers for a fit that adheres closely to manufacturer specifications.
• Treatments: finishes and surface treatments to compensate for micro-irregularities and improve sealing at critical points.
• Usage: complete kit for the cylinder head and thermal part during a top-end overhaul.

This kit is aimed at riders and mechanics who want a complete and clean set of gaskets for their maintenance operations on motocross machines. Ideal for reassembly after wear or disassembly of the cylinder head — to achieve clean seating surfaces and controlled sealing without improvisation.

Main compatibilities (examples):

• YAMAHA YZ 450 F (2026 - 450 cm3)
• YAMAHA YZ 450 FX (2024 - 450 cm3)
• YAMAHA YZ 450 F (2025 - 450 cm3)