Each shift valve responds to a selected strain array; so when the auto goes quicker, the two-to-three change valve will consider about, since the force from the governor is large adequate to bring about that valve. The change valve is pressurized with fluid within the governor on a person facet, https://gearbox-auto31863.bloggazzo.com/32882551/the-smart-trick-of-gearbox-auto-that-nobody-is-discussing