If you are into rebuilding Zenith carburetors you might want to read this. Serving Model A Ford Restorers Since 1969 All the parts you need are right here at Vintage! Would be easy to see right where fuel stopped entering. Walt does not have complete quality control over his manufacturing suppliers. Since this is a downdraft installation, the carburetor is mounted quite a bit higher on the engine. The float level should be adjusted by the thickness of the gasket under the valve.
Also note that this is the later so-called B2 carburetor with the rectangular float and float pivot spring. If engine tend to die, pull the throttle lever down a little. Hello, Thanks Boss for the float measurement! A quick look at the fuel inlet pipe gived it away. Any other adjustment tricks I should know about? I have no idea what series my carb is, i. Start and run the car to warm it up to normal operating temperature. Also shown is the Zenith B style service carburetor expressly made and marketed for replacement use on the Model A.
Since I didn't like the looks of the lever arm on any of them, I decided to send one off to Renner's Corner in Manchester Michigan for a rebuild. Large file, but worth the download wait. Another article on the Model A Ford Zenith carburetor. Posts: 98 Joined: Wed Dec 07, 2011 7:43 pm. They are still popular today and are fitted to many Model A's as well as model B Fords. I sent the other complete pump, and the body that I had remaining, off the Renner's Corner. Since it don't have that tool could I place carb upper casting with float on a plastic dish with flat sides? Pretty poor for a 2,200 lb car.
There must be a whole floor in the library of congress devoted to articles written about this carburetor. It's intended to be used with a hose for a remote inlet, but looks pretty vintage used stand-alone. The spark should be left in this position, fully retarded , for the rest of these steps. Enough so that it's a concern whether gravity feed is adequate since the static-head is much lower. I have Mike dirtracker29 T roadster at my house and putting around in it I notice it is running a little fat. More manuals for specific carburetors may be available there. Setting up the Carburetor on a Ford Model A copyright August 8, 2009 E.
I have encountered floats that were so molested that they were impossible to use. Zenith carburetor documentation: Good grief! This is a cadmium plated stamped steel choke plate. If adjusted too high, you will likely tend to grind gears when driving. It works by routing air, pushed by the fan, through the ducting which encompasses the hot exhaust manifold, then sends it through a hole in the fire-wall that can be easily opened and closed. Other then that, the B will fit as far as the throttle and choke linkage is concerned. Anyone know which is what and what a good initial setting would be? Adjust that at idle until it runs smooth.
Quite a lot of Model A Fords have the Model B engine fitted to them. The table below shows the major differences between the regular and high altitude versions of the Model B carburetor. The part of the float that presses against the needle should be perpendicular to the needle. Quite a few of the parts are interchangeable. 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. You should now be able to put the hand throttle lever all the way up without the engine tending to die.
Screwing in makes it rich. Contact our ©Copyright 1999-2017 Sacramento Vintage Ford Parts, Inc. If this is the case, you should get rid of the depression. We offer a line of spare parts for these carbs. The Model B carb has a larger throttle bore and ventura. I see two adjustment screws on top of the carb.
Great idea, wish there were more common parts. Secondly, if there is a fuel pump boss on the front right of the engine block this may have a blanking plate on it you have a model B engine. So, much of the information found on this website on the Model A carburetor is directly relatable to the Model B carburetor. This will be the ideal place to set the rest of the carburetor up. After installing the parts listed above the car now runs fine.