This manifold also has an original style 18 27 npt thread vacuum port for the windshield wiper vacuum line fitting. If it is above it is a downdraft.
Another Svxal 1931 Ford Model A Post 4489772 By Svxal
Model a ford downdraft carburetor. It even has a nifty control in the cockpit that allows you to pull a knob for the choke and twist it for mixture. Weber down draft carburetor only model a ford buy online. No accelerator pump not a lot of circuits and adjustments but it works surprisingly well in practice. Intake comes with linkage arm. It was originally claimed that this would provide more even charge loading. If the carburetor is below the intake manifolds input it is updraft.
Included in this kit is the carburetor intake manifold a complete mounting kit a air cleaner which stands an impressive 2 12 tall and assembled linkage. The first is a simmons swan intake which is an updraft along the lines of a model a but with a slightly larger bore and a higher turbulence balance tube. The carburetor mounting studs are 38 inch diameter compared to the 516 inch diameter bolts used on original model a and b carburetors. And this control can be easily disconnected at the carburetor with the sliding of a sleeve. Ansen down draft intake ansen down draft intake manifold for a stromberg or holley 3 bolt mount carburetor. The stock model a carburetor is a very simple one barrel updraft carburetor.
This is a good upgrade for your model a ford. If you feel a fuel pump is needed other the a9510fp6 or 12 documentsmodel a ford weber downdraft carburetor kit installation instructions a9510dowpdf. A great alternative for those who want that extra oomph. Carburetors are called updraft or downdraft according to their position. Replacement air filter for weber down draft carburetors model a ford buy online. The second manifold shown is a bendix stromberg downdraft though this particular one is not marked.
Ford model a carburetors and ford model aa carburetor parts from macs include new or rebuilt carbs rebuild kits for the do it yourselfer and all of the small components if you have been able to trouble shoot exactly what the problem is with your existing carburetor. Made in the usa. The zenith carburetor which was used on the model a is an updraft. Weber down draft air cleaner assembly only model a ford buy online.