S (stall issue): On this position the turbine pace is zero and the impeller is rotating; the efficiency within the stall point is minimal, around 50%, meaning that half of the facility coming with the engine is dropped through friction and dissipated as warmth; at this point the torque conversion https://torqueconverterclutch08529.ja-blog.com/34063130/not-known-facts-about-torque-converter-clutch