Vertex Top End Gasket Set | 810330 dir High-flow Blaster™ bite valve self-seals

High-flow Blaster™ bite valve self-seals after each sip and features a twist on/off bar to prevent leaks when not in use

the R4 Race Collar can be worn on the track or trail with minimal distraction and maximum comfort

radiator scoops

Our new Works Finish Alpha T slip on adds the distinctive Yoshimura sound and provides the 390 single cylinder engine 11% peak H

Race team tested and proven

Vertex Top End Gasket Set | 810330 dir High-flow Blaster™ bite valve self-sealsThese sets include the head, base, and upper end gaskets. They are designed for piston replacement. Includes all gaskets and seals from base gasket up. These sets include the head, base, and upper end gaskets. They are designed for piston replacement. Includes all gaskets and seals from base gasket up.