All300 - 400CC400 - 500CC Mentor | Round | High Profile | Dual Plane | 375cc Mentor | Round | High Profile | Dual Plane | 300cc Mentor | Round | High Profile | Dual Plane | 325cc Mentor | Round | High Profile | Dual Plane | 375cc Mentor | Round | High Profile | Dual Plane | R425cc L450cc Round | High Profile | Dual Plane | 460cc