19 Angkewei throttle screw size?

Large diameter 9.5-0. 152, medium diameter 8.9 mm The torque requirement of engine throttle screw is 12NM, so it must be noted that if it is not tightened according to the required torque, the throttle sealing ring will be deformed. Throttle is a controllable valve, which is used to control air to enter the engine. After the air enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, and the combustion is successful. It is called the throat of an automobile engine, which is connected with the air filter and the engine block.