Attention support riders and insiders:

 As of Aug. 14 Cylinder Works will be releasing the 2.5mm Big Bore kit for the 2006-09 LT-R 450. This will increase the displacement to 474cc’s. The kit will come with cylinder, Vertex big bore piston, and a complete top end Cometic gasket kit. The kit will retail for $549.95 and will be available through your local dealer or you can contact us directly at 515-402-8000. If you have any questions feel free to reply. Thank you and good luck in the upcoming races.