Set #3 at 3 full turns out and leave it there. You ABSOLUTELY will not notice any difference in how the tractor runs UNLESS the engine is wide open under FULL load. If the engine sputters and stumbles under full load, then open the #3 screw in 1/2 turn increments until it smooths out. If the tractor is doing ONLY light work, such as tractor rides or parade duty, then the #3 screw can probably be turned IN to 1 1/2 to 2 turns out for better fuel efficiency.
Try to understand the "load adjustment" screw. It provides a way to adjust the amount of fuel the engine receives in order to realize the greatest fuel effiency under varying WORK LOADS.
The factory initial setting IS 3 turns out.
For what it's worth, that carburetor in the picture is for an M. It is NOT a Super M carburetor, but will work equally well. A Super M carburetor will have the choke lever on the INSIDE.
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - Field Modifications (Sins of the Farmer) - by Staff. Picture a new Chevrolet driving down the street without it's grill, right fender and trunk lid. Imagine a crude hole made in the hood to accommodate a new taller air cleaner, the fender wells cut away to make way for larger tires, and half of a sliding glass door used to replace the windshield. Top that off with an old set of '36 Ford headlight shells bolted to the hood. Pretty unlikely for a car... but for a tractor, this is pretty normal. It seems that more often than not they a
... [Read Article]
Latest Ad:
Sell 1958 Hi-Altitude Massey Fergerson tractor, original condition. three point hitch pto engine, Runs well, photos available upon request
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.