Canine clutch skids on the main shaft to rotate with it. Many of the gear around the layshaft is preset with it.  When the still left-hand Canine clutch is introduced to skid on the left throughout the gearshift lever, it messes with the clutch gear, as well as the higher-velocity https://jasperxocmx.blogspothub.com/32918672/gearbox-auto-fundamentals-explained