
Complete VERTEX top-end kit designed for motocross riders looking for a clean and quick engine block repair. This kit with a cast piston includes all the necessary parts to replace the piston and top-end seals, reducing trips to the workshop and disassembly time.
Technical specifications:
Designed for motocross use, this VERTEX kit simplifies the restoration of the top-end while maintaining the original settings (standard compression). Compatible with the models specified such as YAMAHA YZ 85 (notably the LW Big Wheels 19/16 and 2025-2026 listed versions). Manufacturer reference: VTK24370D.