MASSEY FERGUSON TO20, TO30, TO35, 35, F40, 50, 135, 150, 202, 203, 204, 205, 20, 2135
For 4 Cylinder Continental Engines
Our carburetors are adjusted to original specifications. Due to the age and wear of old tractors, you may need to adjust mixture, idle, and float adjustments.
Primary adjustments are.
1. Set idle screw on throttle shaft 1-1/4 turns off stop pin.
2. Set idle adjusting needle one full turn off seat.
3. Set power adjusting needle one full turn off seat.