Home>> 533969M91 - Carburetor Carburetor - Fits Massey Ferguson® - 533969M91 Sugg. Retail Price: $99.95/EA Out of Stock Quantity: EA Product Details # 533969M91 New (Aftermarket Part) Carburetor Weight: 4.50 lbs Replaces Tractor Part #: 181532M91533969M91CCT773318M91CC1-533969M91CC2-533969M91TSX605TSX683TSX882 Where Used FITS MASSEY FERGUSON® TO20, TO30, TO35, 35, F40, 50, 135, 150, 202, 203, 204, 205, 20, 2135 Specifications For 4 Cylinder Continental Engines Instructions 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. Any use of OEM part numbers is for reference only. Need help finding a tractor part? Give us a call at 1-800-462-7335.