What is the opening of the throttle valve?

The normal value of throttle opening is: 1.6 to 5.0.

In use, due to the looseness and excessive wear of the lever, pull rod and adapter, even if the accelerator pedal is stepped to the bottom, the accelerator cannot be fully opened, which will affect the high speed and efficiency of the engine. In this case, the throttle opening should be adjusted. Adjustment By changing the length of the pull rod, the throttle valve is closed when the accelerator pedal rises to the top and fully opened when the accelerator pedal is stepped to the bottom.