Re: 1972 throttle position
When you have the throttle control as far forward as it will go, the throttle plates should be perfectly hoizontal. The friction knob keeps the throttle from creeping back while running. Clockwise tightens it to keep it where it's at. You should really get a Manual for your motor and the best is a factory one. In the future, try to give us as much info on the motor as possible. What Motor, Year, HP, Model Number, Ect...