The venturies are often stuck in the lower part of the carb and very difficult to remove. Maintained by Steve Plucker on the Fordbarn Sooner Model A Club by Tom Endy After reading this page: Visit the for historical and detailed information. Instrument Panels 1928-1931 - Panel Lamps - Hardware - Wiring Need technical help using our site? That's because some jets are new old stock, some are originals and some are new depending on availability. Our catalog can be sent to you upon request. For example, the Model B used a number 22 venturi. Kit contains: float, float mountings and screws, float shim set, venturi, shafts, bushes, passage plugs, through bolt, strainer, throttle plate, choke plate, choke shaft, idle screw set, stop pins, idle stop screw and choke lever.
For a Tillotson carburetor that is in good operating condition, you should start be opening both of these about two full turns open-meaning screw both down as far as they will go but do not force and open them both two full turns. It's intended to be used with a hose for a remote inlet, but looks pretty vintage used stand-alone. When this point is found turn to the right until motor fires evenly. I understand some people do run these on gravity, but most install an electric fuel pump. So, much of the information found on this website on the Model A carburetor is directly relatable to the Model B carburetor. All the needles, jets, and float valve for the Tillotson carb. Update: After three weeks of waiting for the throttle linkage part, I gave up and found something that could be modified to work from a Volvo at Pull-A-Part.
Once this is adjusted, slow the engine speed down and go to the idle adjustment screw on the carburetor. Pumped up all of the tires, topped off the transmission, steering box and rear end with 600w oil, drained what little dead gas there was pint at most , and sprayed some carb cleaner in the gas inlet port of the carb. Again there are subtle differences in the fittings both by year and by manufacturer. There are subtle differences both by year of manufacture, and by company. For a rebuilt Model X Tillotson carb using new gaskets, needles, etc.
The choke rod will align if a Model B carburetor is mounted to a Model A manifold in a Model A. It is important that the shaft fits well in the carb. Great idea, wish there were more common parts. It is recreated here by using the Web Archive, Way Back Machine. We offer the complete range of spare parts for these carbs, which are all compatible with the three manufacturers. I sent the other complete pump, and the body that I had remaining, off the Renner's Corner. Again, start turning it down until the engine runs rough and then open it up again until it smooths out.
Zenith Model A Carburetor Restoration Guidelines This book is a must for model A Ford owners working on their Zenith carb. To separate casting halves, fully seat a six-inch long, hex head bolt and lightly strike bolt head with a hammer a few times. The fuel bowel and fuel pump use special compression fittings. Each Model A is different regarding where they like their choke rod adjustment rotating this left and right adjusts the air-fuel mixture and their idle adjustment. Modern day manufactured carburetors, which are sometimes applied to Model A Fords are not listed here.
Model B Model A Ford Garage Zenith Carburetor Catalog Data The following pics from the Zenith Corporation parts catalogs show some interesting information about Model B Ford style Zenith carburetors and service parts, as well as the Model A replacement carburetor B style offered through Zenith dealers different than offered by Ford Service. However, some Model A Ford owners like to adapt their Model A engines with the Model B carburetors, with the expectation of obtaining additional horsepower. There were many carburetors that came on the market to fill the need when consumers found that a standard Zenith wasn't available or they were too expensive. Edited October 11, 2015 by HarryJ. Element comes pre-oiled and can be cleaned and recharged when necessary.
I use this book a lot when working on my own Zenith carbs. Sacramento Vintage Ford Traditional Modern Model A: Carburetor Click On Image For Additional Information Now displaying records 1 to 20 of 112. These changes provide greater airflows. Assembly Trouble Shooting Stalls When Stopping Restoration Tips by Tom Endy Zenith cores are easily found at swap meets. Model A Ford Zenith Carburetor Zenith Carburetor Model A Ford Zenith Carburetor The Model A Zenith carburetor was fitted to all Model A production from 1928 to 1931. Jets must be removed from the bowl before this tool can be inserted. The items of the catalog have been grouped for hobbyists to purchase products for their specific model quickly, confidently and hassle-free.
All the basic parts for rebuilding an original cast iron zenith carburetor. . The Holley upper body has an H or is plain below the throttle shaft. After driving it for a while, I discovered that it didn't turn into a Toyota Prius when it comes to economy. Element comes pre-oiled and can be cleaned and recharged when necessary.
Most are usually in a cruddy rusty condition. Plus rebuild tips by Tom Endy. Looks like this: The real problem is that it gets terrible gas mileage. Enough so that it's a concern whether gravity feed is adequate since the static-head is much lower. Turns out the complete pump wasn't for a Model-B either, but the body was. Visit for further problem solving.
That probably explains why a small-block-Chevy fuel pump block-off plate fits the small-block-Ford engine that I'm building for my 240Z. Zenith used the millimeter unit to designate sizes. It's Auto Care and Restoration in Redding California. While that's probably the best way to do it, I decided that since my Model-B motor had the boss for a mechanical fuel pump, I'd use one of those to be more in keeping with the vintage nature of the car. This flowing of the jets gives you a baseline. Model-A Carburetor Upgrade Model-A Carburetor Upgrade The stock Model-A carburetor is a very simple one-barrel updraft carburetor.